/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_19-nested_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 20:20:15,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 20:20:15,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 20:20:15,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 20:20:15,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 20:20:15,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 20:20:15,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 20:20:15,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 20:20:15,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 20:20:15,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 20:20:15,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 20:20:15,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 20:20:15,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 20:20:15,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 20:20:15,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 20:20:15,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 20:20:15,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 20:20:15,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 20:20:15,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 20:20:15,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 20:20:15,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 20:20:15,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 20:20:15,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 20:20:15,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 20:20:15,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 20:20:15,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 20:20:15,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 20:20:15,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 20:20:15,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 20:20:15,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 20:20:15,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 20:20:15,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 20:20:15,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 20:20:15,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 20:20:15,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 20:20:15,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 20:20:15,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 20:20:15,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 20:20:15,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 20:20:15,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 20:20:15,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 20:20:15,665 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 20:20:15,689 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 20:20:15,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 20:20:15,690 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 20:20:15,690 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 20:20:15,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 20:20:15,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 20:20:15,694 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 20:20:15,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 20:20:15,694 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 20:20:15,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 20:20:15,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 20:20:15,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 20:20:15,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 20:20:15,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 20:20:15,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 20:20:15,695 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 20:20:15,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 20:20:15,696 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 20:20:15,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 20:20:15,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 20:20:15,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 20:20:15,696 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 20:20:15,696 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 20:20:15,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:20:15,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 20:20:15,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 20:20:15,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 20:20:15,698 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 20:20:15,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 20:20:15,698 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 20:20:15,698 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 20:20:15,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 20:20:15,698 INFO L138 SettingsManager]: * Interpolant automaton=MCR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 20:20:15,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 20:20:15,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 20:20:15,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 20:20:15,926 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 20:20:15,927 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 20:20:15,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_19-nested_nr.i [2022-03-15 20:20:15,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b307b5bd/1e939ae1e85f4eb6a9877aff596cdde2/FLAGd2ae083df [2022-03-15 20:20:16,486 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 20:20:16,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_19-nested_nr.i [2022-03-15 20:20:16,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b307b5bd/1e939ae1e85f4eb6a9877aff596cdde2/FLAGd2ae083df [2022-03-15 20:20:17,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b307b5bd/1e939ae1e85f4eb6a9877aff596cdde2 [2022-03-15 20:20:17,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 20:20:17,015 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 20:20:17,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 20:20:17,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 20:20:17,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 20:20:17,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf2620a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17, skipping insertion in model container [2022-03-15 20:20:17,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 20:20:17,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 20:20:17,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:20:17,526 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 20:20:17,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:20:17,632 INFO L208 MainTranslator]: Completed translation [2022-03-15 20:20:17,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17 WrapperNode [2022-03-15 20:20:17,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 20:20:17,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 20:20:17,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 20:20:17,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 20:20:17,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,691 INFO L137 Inliner]: procedures = 371, calls = 34, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 231 [2022-03-15 20:20:17,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 20:20:17,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 20:20:17,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 20:20:17,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 20:20:17,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 20:20:17,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 20:20:17,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 20:20:17,743 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 20:20:17,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (1/1) ... [2022-03-15 20:20:17,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:20:17,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:20:17,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 20:20:17,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 20:20:17,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 20:20:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-15 20:20:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 20:20:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 20:20:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 20:20:17,837 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 20:20:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-15 20:20:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 20:20:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 20:20:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-15 20:20:17,838 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-15 20:20:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 20:20:17,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 20:20:17,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 20:20:17,840 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 20:20:18,005 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 20:20:18,007 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 20:20:18,396 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 20:20:18,404 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 20:20:18,404 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-15 20:20:18,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:20:18 BoogieIcfgContainer [2022-03-15 20:20:18,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 20:20:18,407 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 20:20:18,407 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 20:20:18,410 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 20:20:18,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 08:20:17" (1/3) ... [2022-03-15 20:20:18,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa53979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:20:18, skipping insertion in model container [2022-03-15 20:20:18,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:20:17" (2/3) ... [2022-03-15 20:20:18,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa53979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:20:18, skipping insertion in model container [2022-03-15 20:20:18,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:20:18" (3/3) ... [2022-03-15 20:20:18,412 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_19-nested_nr.i [2022-03-15 20:20:18,416 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 20:20:18,416 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 20:20:18,416 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-15 20:20:18,417 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 20:20:18,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,462 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,462 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,462 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,462 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,463 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,463 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,463 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,463 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,463 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,496 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,497 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,499 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,499 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,499 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,508 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,511 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,512 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,513 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,514 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:20:18,536 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-15 20:20:18,580 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 20:20:18,589 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 20:20:18,589 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-15 20:20:18,609 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 20:20:18,615 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 278 places, 278 transitions, 561 flow [2022-03-15 20:20:18,621 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 278 places, 278 transitions, 561 flow [2022-03-15 20:20:18,623 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 278 places, 278 transitions, 561 flow [2022-03-15 20:20:18,736 INFO L129 PetriNetUnfolder]: 4/277 cut-off events. [2022-03-15 20:20:18,737 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-03-15 20:20:18,741 INFO L84 FinitePrefix]: Finished finitePrefix Result has 281 conditions, 277 events. 4/277 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 113 event pairs, 0 based on Foata normal form. 0/255 useless extension candidates. Maximal degree in co-relation 151. Up to 2 conditions per place. [2022-03-15 20:20:18,748 INFO L116 LiptonReduction]: Number of co-enabled transitions 6512 [2022-03-15 20:20:48,308 WARN L228 SmtUtils]: Spent 9.79s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:20:56,515 WARN L228 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 151 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:21:06,395 WARN L228 SmtUtils]: Spent 9.88s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:21:12,973 WARN L228 SmtUtils]: Spent 6.58s on a formula simplification that was a NOOP. DAG size: 151 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:21:43,738 WARN L228 SmtUtils]: Spent 24.92s on a formula simplification that was a NOOP. DAG size: 210 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:22:04,008 WARN L228 SmtUtils]: Spent 20.27s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:22:22,255 WARN L228 SmtUtils]: Spent 18.25s on a formula simplification that was a NOOP. DAG size: 210 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:22:50,416 WARN L228 SmtUtils]: Spent 28.16s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:23:56,582 WARN L228 SmtUtils]: Spent 1.10m on a formula simplification that was a NOOP. DAG size: 305 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:24:56,708 WARN L228 SmtUtils]: Spent 1.00m on a formula simplification that was a NOOP. DAG size: 295 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:25:52,729 WARN L228 SmtUtils]: Spent 56.02s on a formula simplification that was a NOOP. DAG size: 311 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:26:48,817 WARN L228 SmtUtils]: Spent 56.08s on a formula simplification that was a NOOP. DAG size: 301 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:26:48,821 INFO L131 LiptonReduction]: Checked pairs total: 44776 [2022-03-15 20:26:48,821 INFO L133 LiptonReduction]: Total number of compositions: 260 [2022-03-15 20:26:48,830 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 84 places, 81 transitions, 167 flow [2022-03-15 20:26:48,913 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1106 states, 1070 states have (on average 1.9925233644859812) internal successors, (2132), 1105 states have internal predecessors, (2132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand has 1106 states, 1070 states have (on average 1.9925233644859812) internal successors, (2132), 1105 states have internal predecessors, (2132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:48,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-03-15 20:26:48,919 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:26:48,920 INFO L514 BasicCegarLoop]: trace histogram [1, 1] [2022-03-15 20:26:48,920 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:26:48,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:26:48,924 INFO L85 PathProgramCache]: Analyzing trace with hash 29344, now seen corresponding path program 1 times [2022-03-15 20:26:48,939 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:26:48,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369218145] [2022-03-15 20:26:48,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:26:48,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:26:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:26:49,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:26:49,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:26:49,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369218145] [2022-03-15 20:26:49,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369218145] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:26:49,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:26:49,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-03-15 20:26:49,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1857654062] [2022-03-15 20:26:49,070 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:26:49,072 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:26:49,079 INFO L252 McrAutomatonBuilder]: Finished intersection with 3 states and 2 transitions. [2022-03-15 20:26:49,079 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:26:49,081 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:26:49,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-15 20:26:49,082 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:26:49,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-15 20:26:49,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:26:49,105 INFO L87 Difference]: Start difference. First operand has 1106 states, 1070 states have (on average 1.9925233644859812) internal successors, (2132), 1105 states have internal predecessors, (2132), 0 states have call successors, (0), 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 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:49,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:26:49,723 INFO L93 Difference]: Finished difference Result 1097 states and 2123 transitions. [2022-03-15 20:26:49,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-15 20:26:49,725 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2 [2022-03-15 20:26:49,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:26:49,747 INFO L225 Difference]: With dead ends: 1097 [2022-03-15 20:26:49,747 INFO L226 Difference]: Without dead ends: 1097 [2022-03-15 20:26:49,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:26:49,751 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:26:49,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 45 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 20:26:49,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1097 states. [2022-03-15 20:26:49,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1097 to 1097. [2022-03-15 20:26:49,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1097 states, 1070 states have (on average 1.9841121495327103) internal successors, (2123), 1096 states have internal predecessors, (2123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:49,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 2123 transitions. [2022-03-15 20:26:49,834 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 2123 transitions. Word has length 2 [2022-03-15 20:26:49,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:26:49,834 INFO L470 AbstractCegarLoop]: Abstraction has 1097 states and 2123 transitions. [2022-03-15 20:26:49,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 2.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:49,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2123 transitions. [2022-03-15 20:26:49,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 20:26:49,835 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:26:49,835 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:26:49,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 20:26:49,836 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:26:49,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:26:49,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1453001699, now seen corresponding path program 1 times [2022-03-15 20:26:49,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:26:49,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096538560] [2022-03-15 20:26:49,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:26:49,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:26:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:26:50,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:26:50,230 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:26:50,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096538560] [2022-03-15 20:26:50,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096538560] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:26:50,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:26:50,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:26:50,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1336686451] [2022-03-15 20:26:50,231 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:26:50,233 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:26:50,235 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2022-03-15 20:26:50,235 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:26:50,236 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:26:50,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:26:50,239 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:26:50,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:26:50,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:26:50,241 INFO L87 Difference]: Start difference. First operand 1097 states and 2123 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:51,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:26:51,356 INFO L93 Difference]: Finished difference Result 1098 states and 2124 transitions. [2022-03-15 20:26:51,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:26:51,357 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-03-15 20:26:51,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:26:51,361 INFO L225 Difference]: With dead ends: 1098 [2022-03-15 20:26:51,361 INFO L226 Difference]: Without dead ends: 1098 [2022-03-15 20:26:51,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:26:51,363 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:26:51,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 20:26:51,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2022-03-15 20:26:51,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 1098. [2022-03-15 20:26:51,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1098 states, 1071 states have (on average 1.9831932773109244) internal successors, (2124), 1097 states have internal predecessors, (2124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:51,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 1098 states and 2124 transitions. [2022-03-15 20:26:51,390 INFO L78 Accepts]: Start accepts. Automaton has 1098 states and 2124 transitions. Word has length 10 [2022-03-15 20:26:51,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:26:51,391 INFO L470 AbstractCegarLoop]: Abstraction has 1098 states and 2124 transitions. [2022-03-15 20:26:51,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:51,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2124 transitions. [2022-03-15 20:26:51,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 20:26:51,391 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:26:51,391 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:26:51,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 20:26:51,392 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:26:51,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:26:51,392 INFO L85 PathProgramCache]: Analyzing trace with hash -466177497, now seen corresponding path program 1 times [2022-03-15 20:26:51,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:26:51,393 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965380303] [2022-03-15 20:26:51,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:26:51,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:26:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:26:51,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:26:51,571 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:26:51,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965380303] [2022-03-15 20:26:51,571 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965380303] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:26:51,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979919468] [2022-03-15 20:26:51,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:26:51,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:26:51,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:26:51,579 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:26:51,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-15 20:26:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:26:51,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 1239 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-15 20:26:51,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:26:51,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:26:51,974 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:26:52,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:26:52,004 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1979919468] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:26:52,004 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:26:52,005 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2022-03-15 20:26:52,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [147743156] [2022-03-15 20:26:52,005 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:26:52,007 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:26:52,009 INFO L252 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2022-03-15 20:26:52,009 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:26:52,009 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:26:52,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 20:26:52,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:26:52,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 20:26:52,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:26:52,010 INFO L87 Difference]: Start difference. First operand 1098 states and 2124 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:54,417 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-15 20:26:54,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:26:54,469 INFO L93 Difference]: Finished difference Result 1099 states and 2125 transitions. [2022-03-15 20:26:54,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 20:26:54,469 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-03-15 20:26:54,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:26:54,473 INFO L225 Difference]: With dead ends: 1099 [2022-03-15 20:26:54,473 INFO L226 Difference]: Without dead ends: 1099 [2022-03-15 20:26:54,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:26:54,474 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:26:54,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 20:26:54,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1099 states. [2022-03-15 20:26:54,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1099 to 1099. [2022-03-15 20:26:54,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1099 states, 1072 states have (on average 1.982276119402985) internal successors, (2125), 1098 states have internal predecessors, (2125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:54,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 1099 states and 2125 transitions. [2022-03-15 20:26:54,496 INFO L78 Accepts]: Start accepts. Automaton has 1099 states and 2125 transitions. Word has length 11 [2022-03-15 20:26:54,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:26:54,497 INFO L470 AbstractCegarLoop]: Abstraction has 1099 states and 2125 transitions. [2022-03-15 20:26:54,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2125 transitions. [2022-03-15 20:26:54,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-03-15 20:26:54,497 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:26:54,497 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:26:54,525 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-15 20:26:54,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:26:54,712 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:26:54,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:26:54,713 INFO L85 PathProgramCache]: Analyzing trace with hash 60601693, now seen corresponding path program 2 times [2022-03-15 20:26:54,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:26:54,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947571891] [2022-03-15 20:26:54,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:26:54,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:26:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:26:54,914 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:26:54,914 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:26:54,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947571891] [2022-03-15 20:26:54,914 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947571891] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:26:54,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [597052721] [2022-03-15 20:26:54,914 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 20:26:54,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:26:54,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:26:54,916 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:26:54,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-15 20:26:55,314 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 20:26:55,315 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:26:55,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-15 20:26:55,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:26:55,360 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:26:55,381 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:26:55,381 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:26:55,418 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:26:55,419 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:26:55,477 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:26:55,478 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:26:55,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-15 20:26:55,504 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:26:55,504 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [597052721] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:26:55,504 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:26:55,504 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 9 [2022-03-15 20:26:55,505 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1681797917] [2022-03-15 20:26:55,505 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:26:55,506 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:26:55,508 INFO L252 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2022-03-15 20:26:55,508 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:26:55,509 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:26:55,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:26:55,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:26:55,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:26:55,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-03-15 20:26:55,510 INFO L87 Difference]: Start difference. First operand 1099 states and 2125 transitions. Second operand has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:57,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:26:57,017 INFO L93 Difference]: Finished difference Result 1929 states and 3724 transitions. [2022-03-15 20:26:57,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:26:57,018 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-03-15 20:26:57,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:26:57,026 INFO L225 Difference]: With dead ends: 1929 [2022-03-15 20:26:57,026 INFO L226 Difference]: Without dead ends: 1929 [2022-03-15 20:26:57,026 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-03-15 20:26:57,027 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 94 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 709 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:26:57,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 44 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 709 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 20:26:57,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1929 states. [2022-03-15 20:26:57,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1929 to 1255. [2022-03-15 20:26:57,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1255 states, 1228 states have (on average 1.981270358306189) internal successors, (2433), 1254 states have internal predecessors, (2433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:57,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 2433 transitions. [2022-03-15 20:26:57,056 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 2433 transitions. Word has length 12 [2022-03-15 20:26:57,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:26:57,057 INFO L470 AbstractCegarLoop]: Abstraction has 1255 states and 2433 transitions. [2022-03-15 20:26:57,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:57,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2433 transitions. [2022-03-15 20:26:57,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-03-15 20:26:57,058 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:26:57,058 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:26:57,079 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-03-15 20:26:57,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-03-15 20:26:57,267 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:26:57,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:26:57,267 INFO L85 PathProgramCache]: Analyzing trace with hash 39253954, now seen corresponding path program 1 times [2022-03-15 20:26:57,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:26:57,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976409346] [2022-03-15 20:26:57,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:26:57,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:26:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:26:57,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:26:57,413 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:26:57,413 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976409346] [2022-03-15 20:26:57,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976409346] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:26:57,413 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [346046575] [2022-03-15 20:26:57,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:26:57,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:26:57,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:26:57,414 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:26:57,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-15 20:26:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:26:57,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 1283 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-15 20:26:57,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:26:57,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:26:57,892 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:26:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:26:57,943 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [346046575] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:26:57,943 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:26:57,943 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-03-15 20:26:57,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [920464227] [2022-03-15 20:26:57,944 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:26:57,945 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:26:57,947 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2022-03-15 20:26:57,947 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:26:57,948 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:26:57,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 20:26:57,948 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:26:57,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 20:26:57,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-03-15 20:26:57,949 INFO L87 Difference]: Start difference. First operand 1255 states and 2433 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:59,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:26:59,247 INFO L93 Difference]: Finished difference Result 1256 states and 2434 transitions. [2022-03-15 20:26:59,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 20:26:59,247 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-03-15 20:26:59,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:26:59,252 INFO L225 Difference]: With dead ends: 1256 [2022-03-15 20:26:59,252 INFO L226 Difference]: Without dead ends: 1256 [2022-03-15 20:26:59,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-03-15 20:26:59,253 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:26:59,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 20:26:59,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1256 states. [2022-03-15 20:26:59,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1256 to 1256. [2022-03-15 20:26:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1256 states, 1229 states have (on average 1.9804719283970709) internal successors, (2434), 1255 states have internal predecessors, (2434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:59,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 2434 transitions. [2022-03-15 20:26:59,277 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 2434 transitions. Word has length 13 [2022-03-15 20:26:59,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:26:59,277 INFO L470 AbstractCegarLoop]: Abstraction has 1256 states and 2434 transitions. [2022-03-15 20:26:59,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:26:59,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2434 transitions. [2022-03-15 20:26:59,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 20:26:59,278 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:26:59,278 INFO L514 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:26:59,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-15 20:26:59,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:26:59,491 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:26:59,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:26:59,492 INFO L85 PathProgramCache]: Analyzing trace with hash -532085384, now seen corresponding path program 2 times [2022-03-15 20:26:59,493 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:26:59,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80084910] [2022-03-15 20:26:59,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:26:59,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:26:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:26:59,694 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-15 20:26:59,694 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:26:59,694 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80084910] [2022-03-15 20:26:59,694 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80084910] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:26:59,694 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:26:59,694 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:26:59,694 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1974954057] [2022-03-15 20:26:59,694 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:26:59,697 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:26:59,699 INFO L252 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2022-03-15 20:26:59,699 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:26:59,699 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:26:59,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:26:59,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:26:59,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:26:59,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:26:59,700 INFO L87 Difference]: Start difference. First operand 1256 states and 2434 transitions. Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:01,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:01,357 INFO L93 Difference]: Finished difference Result 1365 states and 2647 transitions. [2022-03-15 20:27:01,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:27:01,357 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-03-15 20:27:01,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:01,363 INFO L225 Difference]: With dead ends: 1365 [2022-03-15 20:27:01,363 INFO L226 Difference]: Without dead ends: 1365 [2022-03-15 20:27:01,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:27:01,364 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 51 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 387 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:01,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 51 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 387 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 20:27:01,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1365 states. [2022-03-15 20:27:01,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1365 to 1340. [2022-03-15 20:27:01,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1340 states, 1313 states have (on average 1.9786747905559787) internal successors, (2598), 1339 states have internal predecessors, (2598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:01,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1340 states and 2598 transitions. [2022-03-15 20:27:01,390 INFO L78 Accepts]: Start accepts. Automaton has 1340 states and 2598 transitions. Word has length 14 [2022-03-15 20:27:01,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:01,390 INFO L470 AbstractCegarLoop]: Abstraction has 1340 states and 2598 transitions. [2022-03-15 20:27:01,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:01,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2598 transitions. [2022-03-15 20:27:01,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-03-15 20:27:01,391 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:01,391 INFO L514 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:01,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 20:27:01,391 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:01,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:01,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1375513549, now seen corresponding path program 1 times [2022-03-15 20:27:01,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:01,393 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836535207] [2022-03-15 20:27:01,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:01,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:01,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:01,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836535207] [2022-03-15 20:27:01,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836535207] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:01,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608902863] [2022-03-15 20:27:01,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:01,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:01,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:01,600 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:01,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-15 20:27:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:02,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 1306 conjuncts, 5 conjunts are in the unsatisfiable core [2022-03-15 20:27:02,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:02,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:02,161 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:02,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [608902863] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:02,226 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:02,226 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-03-15 20:27:02,227 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [381119] [2022-03-15 20:27:02,227 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:02,229 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:02,234 INFO L252 McrAutomatonBuilder]: Finished intersection with 28 states and 37 transitions. [2022-03-15 20:27:02,234 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:02,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:02,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:02,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:02,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:02,315 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:02,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:27:02,315 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:02,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:27:02,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-03-15 20:27:02,316 INFO L87 Difference]: Start difference. First operand 1340 states and 2598 transitions. Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:04,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:04,595 INFO L93 Difference]: Finished difference Result 1341 states and 2599 transitions. [2022-03-15 20:27:04,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:27:04,596 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-03-15 20:27:04,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:04,601 INFO L225 Difference]: With dead ends: 1341 [2022-03-15 20:27:04,601 INFO L226 Difference]: Without dead ends: 1341 [2022-03-15 20:27:04,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-03-15 20:27:04,602 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:04,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 20:27:04,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1341 states. [2022-03-15 20:27:04,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1341 to 1341. [2022-03-15 20:27:04,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1341 states, 1314 states have (on average 1.9779299847793) internal successors, (2599), 1340 states have internal predecessors, (2599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:04,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 2599 transitions. [2022-03-15 20:27:04,625 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 2599 transitions. Word has length 17 [2022-03-15 20:27:04,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:04,625 INFO L470 AbstractCegarLoop]: Abstraction has 1341 states and 2599 transitions. [2022-03-15 20:27:04,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:04,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2599 transitions. [2022-03-15 20:27:04,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-03-15 20:27:04,626 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:04,626 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:04,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:04,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:04,848 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:04,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:04,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1473974653, now seen corresponding path program 2 times [2022-03-15 20:27:04,850 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:04,850 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135799472] [2022-03-15 20:27:04,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:04,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:05,029 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:05,030 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:05,030 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135799472] [2022-03-15 20:27:05,030 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135799472] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:05,030 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [954091232] [2022-03-15 20:27:05,030 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 20:27:05,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:05,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:05,031 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:05,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-15 20:27:05,558 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 20:27:05,558 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:05,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 59 conjunts are in the unsatisfiable core [2022-03-15 20:27:05,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:05,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:05,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:05,668 INFO L353 Elim1Store]: treesize reduction 81, result has 19.8 percent of original size [2022-03-15 20:27:05,668 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 23 treesize of output 31 [2022-03-15 20:27:05,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:05,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:05,830 INFO L353 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-03-15 20:27:05,830 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 21 [2022-03-15 20:27:05,872 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:27:05,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:05,912 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:27:05,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:05,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:05,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:05,954 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:27:06,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:06,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:06,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:06,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:06,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:06,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:06,026 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:27:06,117 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:27:06,148 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-03-15 20:27:06,148 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:27:06,148 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [954091232] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:06,148 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:27:06,148 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 15 [2022-03-15 20:27:06,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1151771321] [2022-03-15 20:27:06,149 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:06,151 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:06,157 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 38 transitions. [2022-03-15 20:27:06,157 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:06,416 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:06,417 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:06,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:06,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:06,486 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:06,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:27:06,487 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:06,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:27:06,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:27:06,487 INFO L87 Difference]: Start difference. First operand 1341 states and 2599 transitions. Second operand has 11 states, 10 states have (on average 2.4) internal successors, (24), 10 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:08,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:08,129 INFO L93 Difference]: Finished difference Result 2590 states and 5022 transitions. [2022-03-15 20:27:08,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 20:27:08,129 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.4) internal successors, (24), 10 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-03-15 20:27:08,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:08,139 INFO L225 Difference]: With dead ends: 2590 [2022-03-15 20:27:08,139 INFO L226 Difference]: Without dead ends: 2590 [2022-03-15 20:27:08,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 12 SyntacticMatches, 6 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:27:08,140 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 140 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 860 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:08,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 209 Invalid, 899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 860 Invalid, 0 Unknown, 6 Unchecked, 1.6s Time] [2022-03-15 20:27:08,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2590 states. [2022-03-15 20:27:08,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2590 to 1387. [2022-03-15 20:27:08,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1387 states, 1360 states have (on average 1.9786764705882354) internal successors, (2691), 1386 states have internal predecessors, (2691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:08,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1387 states and 2691 transitions. [2022-03-15 20:27:08,168 INFO L78 Accepts]: Start accepts. Automaton has 1387 states and 2691 transitions. Word has length 18 [2022-03-15 20:27:08,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:08,169 INFO L470 AbstractCegarLoop]: Abstraction has 1387 states and 2691 transitions. [2022-03-15 20:27:08,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.4) internal successors, (24), 10 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:08,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2691 transitions. [2022-03-15 20:27:08,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-03-15 20:27:08,169 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:08,170 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:08,196 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-03-15 20:27:08,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:08,383 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:08,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:08,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1045777828, now seen corresponding path program 1 times [2022-03-15 20:27:08,386 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:08,386 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257396004] [2022-03-15 20:27:08,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:08,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:08,564 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:08,564 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:08,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257396004] [2022-03-15 20:27:08,564 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257396004] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:08,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1369864993] [2022-03-15 20:27:08,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:08,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:08,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:08,565 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:08,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-15 20:27:09,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:09,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-15 20:27:09,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:09,246 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:09,246 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:09,304 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:09,304 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1369864993] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:09,304 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:09,304 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2022-03-15 20:27:09,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1984206172] [2022-03-15 20:27:09,305 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:09,306 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:09,333 INFO L252 McrAutomatonBuilder]: Finished intersection with 21 states and 22 transitions. [2022-03-15 20:27:09,333 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:09,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:09,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:09,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:09,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:09,365 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:09,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 20:27:09,366 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:09,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 20:27:09,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:09,366 INFO L87 Difference]: Start difference. First operand 1387 states and 2691 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:10,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:10,503 INFO L93 Difference]: Finished difference Result 1388 states and 2692 transitions. [2022-03-15 20:27:10,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 20:27:10,504 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-03-15 20:27:10,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:10,508 INFO L225 Difference]: With dead ends: 1388 [2022-03-15 20:27:10,508 INFO L226 Difference]: Without dead ends: 1388 [2022-03-15 20:27:10,509 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:10,509 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:10,509 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 20:27:10,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2022-03-15 20:27:10,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1388. [2022-03-15 20:27:10,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1388 states, 1361 states have (on average 1.9779573842762674) internal successors, (2692), 1387 states have internal predecessors, (2692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:10,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1388 states and 2692 transitions. [2022-03-15 20:27:10,532 INFO L78 Accepts]: Start accepts. Automaton has 1388 states and 2692 transitions. Word has length 18 [2022-03-15 20:27:10,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:10,532 INFO L470 AbstractCegarLoop]: Abstraction has 1388 states and 2692 transitions. [2022-03-15 20:27:10,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:10,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2692 transitions. [2022-03-15 20:27:10,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 20:27:10,533 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:10,533 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:10,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:10,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:10,759 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:10,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:10,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1389010514, now seen corresponding path program 2 times [2022-03-15 20:27:10,761 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:10,761 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300701976] [2022-03-15 20:27:10,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:10,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:10,907 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:10,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300701976] [2022-03-15 20:27:10,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300701976] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:10,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1966616273] [2022-03-15 20:27:10,908 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 20:27:10,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:10,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:10,909 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:10,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-15 20:27:11,528 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 20:27:11,528 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:11,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 56 conjunts are in the unsatisfiable core [2022-03-15 20:27:11,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:11,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:11,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:11,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:11,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:11,640 INFO L353 Elim1Store]: treesize reduction 83, result has 21.7 percent of original size [2022-03-15 20:27:11,641 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 37 treesize of output 49 [2022-03-15 20:27:11,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:11,836 INFO L353 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-03-15 20:27:11,837 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2022-03-15 20:27:11,885 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:27:11,917 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:27:11,918 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:27:11,966 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:27:11,966 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:27:12,019 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:27:12,020 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:27:12,060 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-03-15 20:27:12,091 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-03-15 20:27:12,092 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:27:12,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1966616273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:12,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:27:12,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 16 [2022-03-15 20:27:12,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [67274369] [2022-03-15 20:27:12,092 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:12,095 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:12,099 INFO L252 McrAutomatonBuilder]: Finished intersection with 22 states and 23 transitions. [2022-03-15 20:27:12,099 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:12,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:12,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:12,111 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:12,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:12,152 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:12,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:27:12,153 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:12,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:27:12,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:27:12,153 INFO L87 Difference]: Start difference. First operand 1388 states and 2692 transitions. Second operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:13,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:13,916 INFO L93 Difference]: Finished difference Result 2885 states and 5581 transitions. [2022-03-15 20:27:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-15 20:27:13,916 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-03-15 20:27:13,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:13,925 INFO L225 Difference]: With dead ends: 2885 [2022-03-15 20:27:13,926 INFO L226 Difference]: Without dead ends: 2885 [2022-03-15 20:27:13,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:27:13,926 INFO L933 BasicCegarLoop]: 38 mSDtfsCounter, 198 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 1328 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 1477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:13,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [198 Valid, 145 Invalid, 1477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1328 Invalid, 0 Unknown, 6 Unchecked, 1.7s Time] [2022-03-15 20:27:13,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2885 states. [2022-03-15 20:27:13,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2885 to 1422. [2022-03-15 20:27:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1422 states, 1395 states have (on average 1.978494623655914) internal successors, (2760), 1421 states have internal predecessors, (2760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:13,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1422 states and 2760 transitions. [2022-03-15 20:27:13,966 INFO L78 Accepts]: Start accepts. Automaton has 1422 states and 2760 transitions. Word has length 19 [2022-03-15 20:27:13,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:13,966 INFO L470 AbstractCegarLoop]: Abstraction has 1422 states and 2760 transitions. [2022-03-15 20:27:13,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:13,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2760 transitions. [2022-03-15 20:27:13,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 20:27:13,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:13,967 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:13,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:14,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:14,192 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:14,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:14,192 INFO L85 PathProgramCache]: Analyzing trace with hash -230800868, now seen corresponding path program 3 times [2022-03-15 20:27:14,193 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:14,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467728920] [2022-03-15 20:27:14,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:14,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:14,363 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:14,363 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:14,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467728920] [2022-03-15 20:27:14,363 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467728920] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:14,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1466336467] [2022-03-15 20:27:14,363 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 20:27:14,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:14,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:14,365 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:14,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-15 20:27:15,046 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-03-15 20:27:15,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:15,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 45 conjunts are in the unsatisfiable core [2022-03-15 20:27:15,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:15,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:15,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:15,131 INFO L353 Elim1Store]: treesize reduction 77, result has 23.8 percent of original size [2022-03-15 20:27:15,131 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 23 treesize of output 35 [2022-03-15 20:27:15,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:15,207 INFO L353 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-03-15 20:27:15,207 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 14 [2022-03-15 20:27:15,236 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:27:15,286 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:27:15,286 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:27:15,329 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:27:15,329 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:27:15,388 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:27:15,388 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:27:15,432 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-03-15 20:27:15,461 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-03-15 20:27:15,462 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:27:15,462 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1466336467] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:15,462 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:27:15,462 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 16 [2022-03-15 20:27:15,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [701302287] [2022-03-15 20:27:15,462 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:15,464 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:15,471 INFO L252 McrAutomatonBuilder]: Finished intersection with 30 states and 39 transitions. [2022-03-15 20:27:15,471 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:15,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:15,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:15,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:15,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:15,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:15,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:15,554 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:15,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:15,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:15,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:15,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:15,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:16,185 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [44539#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 44540#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 44541#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 44542#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (= 2 |~#c~0.base|))] [2022-03-15 20:27:16,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:27:16,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:16,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:27:16,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2022-03-15 20:27:16,187 INFO L87 Difference]: Start difference. First operand 1422 states and 2760 transitions. Second operand has 15 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 14 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:18,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:18,533 INFO L93 Difference]: Finished difference Result 2760 states and 5331 transitions. [2022-03-15 20:27:18,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:27:18,533 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 14 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-03-15 20:27:18,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:18,542 INFO L225 Difference]: With dead ends: 2760 [2022-03-15 20:27:18,542 INFO L226 Difference]: Without dead ends: 2760 [2022-03-15 20:27:18,542 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=82, Invalid=380, Unknown=0, NotChecked=0, Total=462 [2022-03-15 20:27:18,543 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 151 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 1685 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 1797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 6 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:18,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 157 Invalid, 1797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1685 Invalid, 0 Unknown, 6 Unchecked, 2.3s Time] [2022-03-15 20:27:18,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2760 states. [2022-03-15 20:27:18,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2760 to 1408. [2022-03-15 20:27:18,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1408 states, 1381 states have (on average 1.9782766111513397) internal successors, (2732), 1407 states have internal predecessors, (2732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:18,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1408 states and 2732 transitions. [2022-03-15 20:27:18,577 INFO L78 Accepts]: Start accepts. Automaton has 1408 states and 2732 transitions. Word has length 19 [2022-03-15 20:27:18,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:18,579 INFO L470 AbstractCegarLoop]: Abstraction has 1408 states and 2732 transitions. [2022-03-15 20:27:18,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 14 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:18,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2732 transitions. [2022-03-15 20:27:18,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 20:27:18,580 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:18,580 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:18,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:18,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-03-15 20:27:18,803 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:18,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:18,804 INFO L85 PathProgramCache]: Analyzing trace with hash -224039307, now seen corresponding path program 3 times [2022-03-15 20:27:18,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:18,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268419986] [2022-03-15 20:27:18,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:18,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:18,974 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:18,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:18,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268419986] [2022-03-15 20:27:18,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268419986] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:18,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983991243] [2022-03-15 20:27:18,974 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 20:27:18,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:18,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:18,975 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:18,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-03-15 20:27:19,726 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-03-15 20:27:19,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:19,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 56 conjunts are in the unsatisfiable core [2022-03-15 20:27:19,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:19,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:19,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:19,814 INFO L353 Elim1Store]: treesize reduction 81, result has 25.7 percent of original size [2022-03-15 20:27:19,815 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 28 treesize of output 42 [2022-03-15 20:27:19,914 INFO L353 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-03-15 20:27:19,914 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-03-15 20:27:19,955 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:27:20,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:20,014 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:27:20,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:20,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:20,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:20,052 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:27:20,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:20,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:20,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:20,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:20,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:20,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:20,094 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:27:20,143 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:27:20,173 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-03-15 20:27:20,173 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:27:20,173 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983991243] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:20,173 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:27:20,173 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 16 [2022-03-15 20:27:20,174 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1912424608] [2022-03-15 20:27:20,174 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:20,176 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:20,182 INFO L252 McrAutomatonBuilder]: Finished intersection with 30 states and 39 transitions. [2022-03-15 20:27:20,182 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:20,311 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:20,315 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:20,319 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:20,325 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:20,331 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:20,339 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:20,344 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:20,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:20,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:20,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:20,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:20,521 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:20,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:27:20,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:20,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:27:20,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:27:20,522 INFO L87 Difference]: Start difference. First operand 1408 states and 2732 transitions. Second operand has 11 states, 10 states have (on average 2.5) internal successors, (25), 10 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:23,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:23,039 INFO L93 Difference]: Finished difference Result 2616 states and 5074 transitions. [2022-03-15 20:27:23,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 20:27:23,039 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.5) internal successors, (25), 10 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-03-15 20:27:23,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:23,049 INFO L225 Difference]: With dead ends: 2616 [2022-03-15 20:27:23,049 INFO L226 Difference]: Without dead ends: 2616 [2022-03-15 20:27:23,049 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 14 SyntacticMatches, 6 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:27:23,049 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 128 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 1116 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 1148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 1116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 7 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:23,050 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 217 Invalid, 1148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 1116 Invalid, 0 Unknown, 7 Unchecked, 2.5s Time] [2022-03-15 20:27:23,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2616 states. [2022-03-15 20:27:23,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2616 to 1448. [2022-03-15 20:27:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1448 states, 1421 states have (on average 1.9788881069669246) internal successors, (2812), 1447 states have internal predecessors, (2812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 2812 transitions. [2022-03-15 20:27:23,081 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 2812 transitions. Word has length 19 [2022-03-15 20:27:23,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:23,081 INFO L470 AbstractCegarLoop]: Abstraction has 1448 states and 2812 transitions. [2022-03-15 20:27:23,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.5) internal successors, (25), 10 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:23,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2812 transitions. [2022-03-15 20:27:23,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 20:27:23,082 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:23,082 INFO L514 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:23,112 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:23,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:23,295 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:23,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:23,296 INFO L85 PathProgramCache]: Analyzing trace with hash -8548460, now seen corresponding path program 4 times [2022-03-15 20:27:23,297 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:23,297 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379453135] [2022-03-15 20:27:23,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:23,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:23,453 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:23,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:23,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379453135] [2022-03-15 20:27:23,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379453135] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:23,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048158934] [2022-03-15 20:27:23,453 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 20:27:23,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:23,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:23,456 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:23,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-03-15 20:27:26,756 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 20:27:26,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:26,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-15 20:27:26,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:26,804 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:26,804 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:26,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048158934] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:26,872 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:26,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2022-03-15 20:27:26,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [706193142] [2022-03-15 20:27:26,873 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:26,875 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:26,879 INFO L252 McrAutomatonBuilder]: Finished intersection with 22 states and 23 transitions. [2022-03-15 20:27:26,879 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:26,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:26,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:26,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:26,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:26,900 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:26,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 20:27:26,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:26,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 20:27:26,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:26,901 INFO L87 Difference]: Start difference. First operand 1448 states and 2812 transitions. Second operand has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:29,265 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-15 20:27:29,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:29,315 INFO L93 Difference]: Finished difference Result 1449 states and 2813 transitions. [2022-03-15 20:27:29,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 20:27:29,316 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-03-15 20:27:29,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:29,320 INFO L225 Difference]: With dead ends: 1449 [2022-03-15 20:27:29,320 INFO L226 Difference]: Without dead ends: 1449 [2022-03-15 20:27:29,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:29,321 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:29,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 20:27:29,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2022-03-15 20:27:29,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1449. [2022-03-15 20:27:29,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1449 states, 1422 states have (on average 1.9781997187060478) internal successors, (2813), 1448 states have internal predecessors, (2813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:29,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 2813 transitions. [2022-03-15 20:27:29,343 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 2813 transitions. Word has length 19 [2022-03-15 20:27:29,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:29,343 INFO L470 AbstractCegarLoop]: Abstraction has 1449 states and 2813 transitions. [2022-03-15 20:27:29,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:29,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2813 transitions. [2022-03-15 20:27:29,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:27:29,344 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:29,344 INFO L514 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:29,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:29,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-03-15 20:27:29,572 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:29,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:29,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1822424266, now seen corresponding path program 5 times [2022-03-15 20:27:29,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:29,573 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064118044] [2022-03-15 20:27:29,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:29,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:29,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:29,752 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:29,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:29,752 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064118044] [2022-03-15 20:27:29,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064118044] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:29,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [908135610] [2022-03-15 20:27:29,753 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-15 20:27:29,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:29,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:29,756 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:29,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-03-15 20:27:30,574 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2022-03-15 20:27:30,575 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:30,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 1327 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-15 20:27:30,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:30,615 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:30,616 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:30,680 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:30,680 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [908135610] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:30,680 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:30,680 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 11 [2022-03-15 20:27:30,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [293328924] [2022-03-15 20:27:30,680 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:30,682 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:30,686 INFO L252 McrAutomatonBuilder]: Finished intersection with 23 states and 24 transitions. [2022-03-15 20:27:30,686 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:30,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:30,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:30,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:30,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:30,703 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:30,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-15 20:27:30,704 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:30,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-15 20:27:30,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:30,704 INFO L87 Difference]: Start difference. First operand 1449 states and 2813 transitions. Second operand has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:31,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:31,413 INFO L93 Difference]: Finished difference Result 1450 states and 2814 transitions. [2022-03-15 20:27:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-15 20:27:31,414 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:27:31,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:31,417 INFO L225 Difference]: With dead ends: 1450 [2022-03-15 20:27:31,417 INFO L226 Difference]: Without dead ends: 1450 [2022-03-15 20:27:31,417 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:31,418 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:31,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 20:27:31,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2022-03-15 20:27:31,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1450. [2022-03-15 20:27:31,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1450 states, 1423 states have (on average 1.977512297962052) internal successors, (2814), 1449 states have internal predecessors, (2814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:31,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 2814 transitions. [2022-03-15 20:27:31,439 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 2814 transitions. Word has length 20 [2022-03-15 20:27:31,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:31,439 INFO L470 AbstractCegarLoop]: Abstraction has 1450 states and 2814 transitions. [2022-03-15 20:27:31,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:31,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2814 transitions. [2022-03-15 20:27:31,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-15 20:27:31,440 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:31,440 INFO L514 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:31,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:31,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-03-15 20:27:31,660 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:31,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:31,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1546963372, now seen corresponding path program 6 times [2022-03-15 20:27:31,662 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:31,662 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661544682] [2022-03-15 20:27:31,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:31,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:31,843 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:31,843 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:31,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661544682] [2022-03-15 20:27:31,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661544682] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:31,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952934236] [2022-03-15 20:27:31,843 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-15 20:27:31,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:31,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:31,848 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:31,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-03-15 20:27:32,728 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2022-03-15 20:27:32,728 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:32,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 49 conjunts are in the unsatisfiable core [2022-03-15 20:27:32,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:32,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:32,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:32,818 INFO L353 Elim1Store]: treesize reduction 81, result has 19.8 percent of original size [2022-03-15 20:27:32,818 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 23 treesize of output 31 [2022-03-15 20:27:32,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:32,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:32,943 INFO L353 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-03-15 20:27:32,943 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 21 [2022-03-15 20:27:32,976 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:27:33,016 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:27:33,016 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:27:33,057 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:27:33,057 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:27:33,117 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:27:33,117 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:27:33,155 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-03-15 20:27:33,185 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-03-15 20:27:33,185 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:27:33,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [952934236] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:33,186 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:27:33,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 18 [2022-03-15 20:27:33,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1780535146] [2022-03-15 20:27:33,186 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:33,189 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:33,193 INFO L252 McrAutomatonBuilder]: Finished intersection with 24 states and 25 transitions. [2022-03-15 20:27:33,193 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:33,235 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:33,242 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:33,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:33,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:33,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:33,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:33,264 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:33,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:27:33,264 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:33,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:27:33,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=267, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:27:33,265 INFO L87 Difference]: Start difference. First operand 1450 states and 2814 transitions. Second operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:34,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:34,933 INFO L93 Difference]: Finished difference Result 3016 states and 5842 transitions. [2022-03-15 20:27:34,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-15 20:27:34,933 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-03-15 20:27:34,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:34,939 INFO L225 Difference]: With dead ends: 3016 [2022-03-15 20:27:34,939 INFO L226 Difference]: Without dead ends: 3016 [2022-03-15 20:27:34,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2022-03-15 20:27:34,940 INFO L933 BasicCegarLoop]: 38 mSDtfsCounter, 163 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 1387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 155 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:34,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 195 Invalid, 1387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1122 Invalid, 0 Unknown, 155 Unchecked, 1.6s Time] [2022-03-15 20:27:34,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2022-03-15 20:27:34,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 1419. [2022-03-15 20:27:34,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 1392 states have (on average 1.9770114942528736) internal successors, (2752), 1418 states have internal predecessors, (2752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:34,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 2752 transitions. [2022-03-15 20:27:34,970 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 2752 transitions. Word has length 21 [2022-03-15 20:27:34,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:34,970 INFO L470 AbstractCegarLoop]: Abstraction has 1419 states and 2752 transitions. [2022-03-15 20:27:34,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:34,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2752 transitions. [2022-03-15 20:27:34,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-15 20:27:34,971 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:34,971 INFO L514 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:34,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-03-15 20:27:35,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-03-15 20:27:35,186 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:35,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:35,186 INFO L85 PathProgramCache]: Analyzing trace with hash -1254992186, now seen corresponding path program 7 times [2022-03-15 20:27:35,187 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:35,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375540689] [2022-03-15 20:27:35,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:35,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:35,380 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:35,380 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:35,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375540689] [2022-03-15 20:27:35,381 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375540689] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:35,381 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [48980287] [2022-03-15 20:27:35,381 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-03-15 20:27:35,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:35,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:35,384 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:35,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-03-15 20:27:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:36,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-15 20:27:36,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:36,344 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:36,345 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:36,404 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:36,405 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [48980287] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:36,405 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:36,405 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 11 [2022-03-15 20:27:36,405 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [451314314] [2022-03-15 20:27:36,405 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:36,408 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:36,413 INFO L252 McrAutomatonBuilder]: Finished intersection with 32 states and 41 transitions. [2022-03-15 20:27:36,413 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:36,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:36,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:36,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:36,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:36,465 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:36,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 20:27:36,465 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:36,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 20:27:36,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:36,466 INFO L87 Difference]: Start difference. First operand 1419 states and 2752 transitions. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:37,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:37,332 INFO L93 Difference]: Finished difference Result 1420 states and 2753 transitions. [2022-03-15 20:27:37,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 20:27:37,332 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-03-15 20:27:37,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:37,334 INFO L225 Difference]: With dead ends: 1420 [2022-03-15 20:27:37,334 INFO L226 Difference]: Without dead ends: 1420 [2022-03-15 20:27:37,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:37,335 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:37,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 20:27:37,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1420 states. [2022-03-15 20:27:37,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1420 to 1420. [2022-03-15 20:27:37,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1420 states, 1393 states have (on average 1.9763101220387653) internal successors, (2753), 1419 states have internal predecessors, (2753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:37,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1420 states and 2753 transitions. [2022-03-15 20:27:37,354 INFO L78 Accepts]: Start accepts. Automaton has 1420 states and 2753 transitions. Word has length 21 [2022-03-15 20:27:37,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:37,354 INFO L470 AbstractCegarLoop]: Abstraction has 1420 states and 2753 transitions. [2022-03-15 20:27:37,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:37,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2753 transitions. [2022-03-15 20:27:37,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 20:27:37,355 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:37,355 INFO L514 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:37,381 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:37,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-03-15 20:27:37,568 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:37,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:37,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1668173436, now seen corresponding path program 8 times [2022-03-15 20:27:37,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:37,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503037956] [2022-03-15 20:27:37,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:37,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:37,782 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:37,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:37,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503037956] [2022-03-15 20:27:37,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503037956] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:37,783 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603131876] [2022-03-15 20:27:37,783 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 20:27:37,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:37,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:37,784 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:37,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-03-15 20:27:38,670 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 20:27:38,670 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:38,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 55 conjunts are in the unsatisfiable core [2022-03-15 20:27:38,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:38,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:38,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:38,781 INFO L353 Elim1Store]: treesize reduction 105, result has 21.1 percent of original size [2022-03-15 20:27:38,781 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 41 treesize of output 53 [2022-03-15 20:27:38,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:38,948 INFO L353 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-03-15 20:27:38,949 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2022-03-15 20:27:38,971 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:27:39,025 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:27:39,025 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:27:39,068 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:27:39,068 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:27:39,148 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:27:39,148 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:27:39,192 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-03-15 20:27:39,222 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-03-15 20:27:39,223 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:27:39,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1603131876] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:39,223 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:27:39,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 19 [2022-03-15 20:27:39,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1594479052] [2022-03-15 20:27:39,223 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:39,226 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:39,233 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 42 transitions. [2022-03-15 20:27:39,233 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:39,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:39,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:39,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:39,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:39,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:39,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:39,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:39,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:39,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:39,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:39,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:39,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:39,775 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:39,782 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:39,801 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [75061#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 75062#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (= 2 |~#c~0.base|)), 75060#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 75059#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|))] [2022-03-15 20:27:39,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:27:39,801 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:39,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:27:39,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=448, Unknown=0, NotChecked=0, Total=552 [2022-03-15 20:27:39,802 INFO L87 Difference]: Start difference. First operand 1420 states and 2753 transitions. Second operand has 15 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:41,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:41,320 INFO L93 Difference]: Finished difference Result 2728 states and 5265 transitions. [2022-03-15 20:27:41,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:27:41,320 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-03-15 20:27:41,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:41,324 INFO L225 Difference]: With dead ends: 2728 [2022-03-15 20:27:41,324 INFO L226 Difference]: Without dead ends: 2728 [2022-03-15 20:27:41,324 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=491, Unknown=0, NotChecked=0, Total=600 [2022-03-15 20:27:41,325 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 214 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 1223 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 1394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 7 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:41,325 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [214 Valid, 143 Invalid, 1394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1223 Invalid, 0 Unknown, 7 Unchecked, 1.5s Time] [2022-03-15 20:27:41,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2728 states. [2022-03-15 20:27:41,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2728 to 1400. [2022-03-15 20:27:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1400 states, 1373 states have (on average 1.9759650400582667) internal successors, (2713), 1399 states have internal predecessors, (2713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:41,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 2713 transitions. [2022-03-15 20:27:41,349 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 2713 transitions. Word has length 22 [2022-03-15 20:27:41,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:41,349 INFO L470 AbstractCegarLoop]: Abstraction has 1400 states and 2713 transitions. [2022-03-15 20:27:41,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:41,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2713 transitions. [2022-03-15 20:27:41,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 20:27:41,350 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:41,350 INFO L514 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:41,376 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-03-15 20:27:41,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:41,563 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:41,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:41,563 INFO L85 PathProgramCache]: Analyzing trace with hash -256280796, now seen corresponding path program 9 times [2022-03-15 20:27:41,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:41,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192941653] [2022-03-15 20:27:41,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:41,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:41,739 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:41,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192941653] [2022-03-15 20:27:41,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192941653] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:41,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [366430273] [2022-03-15 20:27:41,739 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 20:27:41,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:41,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:41,744 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:41,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-03-15 20:27:42,735 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-03-15 20:27:42,735 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:42,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 49 conjunts are in the unsatisfiable core [2022-03-15 20:27:42,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:42,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:42,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:42,833 INFO L353 Elim1Store]: treesize reduction 105, result has 21.1 percent of original size [2022-03-15 20:27:42,833 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 41 treesize of output 53 [2022-03-15 20:27:43,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:27:43,016 INFO L353 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-03-15 20:27:43,016 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2022-03-15 20:27:43,051 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-15 20:27:43,090 INFO L353 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-03-15 20:27:43,090 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-03-15 20:27:43,136 INFO L353 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-03-15 20:27:43,136 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-03-15 20:27:43,203 INFO L353 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-03-15 20:27:43,204 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-03-15 20:27:43,246 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-03-15 20:27:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-03-15 20:27:43,271 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:27:43,272 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [366430273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:43,272 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:27:43,272 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 19 [2022-03-15 20:27:43,272 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [602068202] [2022-03-15 20:27:43,272 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:43,274 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:43,279 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 42 transitions. [2022-03-15 20:27:43,279 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:43,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:43,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:43,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:43,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:43,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:43,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:43,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:43,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:43,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:43,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:43,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:43,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:43,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:43,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:43,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:43,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:43,831 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:43,835 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:43,838 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [80676#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 80679#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= 2 |~#c~0.base|)), 80678#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|)), 80677#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (= 2 |~#c~0.base|))] [2022-03-15 20:27:43,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:27:43,838 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:43,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:27:43,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=448, Unknown=0, NotChecked=0, Total=552 [2022-03-15 20:27:43,839 INFO L87 Difference]: Start difference. First operand 1400 states and 2713 transitions. Second operand has 15 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 14 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:46,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:46,234 INFO L93 Difference]: Finished difference Result 2601 states and 5016 transitions. [2022-03-15 20:27:46,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:27:46,234 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 14 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-03-15 20:27:46,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:46,239 INFO L225 Difference]: With dead ends: 2601 [2022-03-15 20:27:46,239 INFO L226 Difference]: Without dead ends: 2601 [2022-03-15 20:27:46,240 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=491, Unknown=0, NotChecked=0, Total=600 [2022-03-15 20:27:46,240 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 154 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 1893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 8 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:46,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [154 Valid, 156 Invalid, 1893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 1778 Invalid, 0 Unknown, 8 Unchecked, 2.3s Time] [2022-03-15 20:27:46,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2601 states. [2022-03-15 20:27:46,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2601 to 1389. [2022-03-15 20:27:46,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1389 states, 1362 states have (on average 1.975770925110132) internal successors, (2691), 1388 states have internal predecessors, (2691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:46,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1389 states and 2691 transitions. [2022-03-15 20:27:46,273 INFO L78 Accepts]: Start accepts. Automaton has 1389 states and 2691 transitions. Word has length 22 [2022-03-15 20:27:46,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:46,273 INFO L470 AbstractCegarLoop]: Abstraction has 1389 states and 2691 transitions. [2022-03-15 20:27:46,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 14 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:46,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2691 transitions. [2022-03-15 20:27:46,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 20:27:46,274 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:46,274 INFO L514 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:46,303 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2022-03-15 20:27:46,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-03-15 20:27:46,487 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:46,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:46,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1682467013, now seen corresponding path program 4 times [2022-03-15 20:27:46,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:46,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055669233] [2022-03-15 20:27:46,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:46,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:46,655 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:46,656 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:46,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055669233] [2022-03-15 20:27:46,656 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055669233] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:46,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1585338358] [2022-03-15 20:27:46,656 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 20:27:46,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:46,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:46,657 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:46,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-03-15 20:27:49,440 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 20:27:49,440 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:49,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 1341 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-15 20:27:49,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:49,500 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:49,500 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:49,553 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:49,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1585338358] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:49,553 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:49,553 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 12 [2022-03-15 20:27:49,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1025791203] [2022-03-15 20:27:49,553 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:49,556 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:49,561 INFO L252 McrAutomatonBuilder]: Finished intersection with 25 states and 26 transitions. [2022-03-15 20:27:49,562 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:49,570 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:49,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:27:49,646 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:49,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:27:49,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 20:27:49,647 INFO L87 Difference]: Start difference. First operand 1389 states and 2691 transitions. Second operand has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:50,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:50,994 INFO L93 Difference]: Finished difference Result 1390 states and 2692 transitions. [2022-03-15 20:27:50,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-15 20:27:50,994 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-03-15 20:27:50,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:50,998 INFO L225 Difference]: With dead ends: 1390 [2022-03-15 20:27:50,998 INFO L226 Difference]: Without dead ends: 1390 [2022-03-15 20:27:50,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 20:27:50,999 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:50,999 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 20:27:51,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2022-03-15 20:27:51,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1390. [2022-03-15 20:27:51,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1390 states, 1363 states have (on average 1.97505502567865) internal successors, (2692), 1389 states have internal predecessors, (2692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:51,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1390 states and 2692 transitions. [2022-03-15 20:27:51,019 INFO L78 Accepts]: Start accepts. Automaton has 1390 states and 2692 transitions. Word has length 22 [2022-03-15 20:27:51,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:51,019 INFO L470 AbstractCegarLoop]: Abstraction has 1390 states and 2692 transitions. [2022-03-15 20:27:51,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:51,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2692 transitions. [2022-03-15 20:27:51,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-03-15 20:27:51,019 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:51,019 INFO L514 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:51,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:51,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:51,235 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:51,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:51,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1258645947, now seen corresponding path program 5 times [2022-03-15 20:27:51,237 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:51,237 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107321845] [2022-03-15 20:27:51,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:51,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:51,431 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:51,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:51,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107321845] [2022-03-15 20:27:51,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107321845] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:27:51,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [546282524] [2022-03-15 20:27:51,432 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-15 20:27:51,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:51,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:27:51,436 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:27:51,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-03-15 20:27:52,638 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2022-03-15 20:27:52,638 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:27:52,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 1348 conjuncts, 11 conjunts are in the unsatisfiable core [2022-03-15 20:27:52,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:27:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:52,685 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 20:27:52,737 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:27:52,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [546282524] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 20:27:52,737 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 20:27:52,738 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 11 [2022-03-15 20:27:52,738 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [236575819] [2022-03-15 20:27:52,738 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:52,740 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:52,744 INFO L252 McrAutomatonBuilder]: Finished intersection with 26 states and 27 transitions. [2022-03-15 20:27:52,744 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:52,751 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:52,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 20:27:52,751 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:52,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 20:27:52,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:52,751 INFO L87 Difference]: Start difference. First operand 1390 states and 2692 transitions. Second operand has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 11 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:53,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:53,786 INFO L93 Difference]: Finished difference Result 1391 states and 2693 transitions. [2022-03-15 20:27:53,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-15 20:27:53,786 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 11 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-03-15 20:27:53,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:53,789 INFO L225 Difference]: With dead ends: 1391 [2022-03-15 20:27:53,789 INFO L226 Difference]: Without dead ends: 1391 [2022-03-15 20:27:53,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:27:53,790 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:53,790 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 20:27:53,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2022-03-15 20:27:53,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 1391. [2022-03-15 20:27:53,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1391 states, 1364 states have (on average 1.9743401759530792) internal successors, (2693), 1390 states have internal predecessors, (2693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:53,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1391 states and 2693 transitions. [2022-03-15 20:27:53,820 INFO L78 Accepts]: Start accepts. Automaton has 1391 states and 2693 transitions. Word has length 23 [2022-03-15 20:27:53,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:53,820 INFO L470 AbstractCegarLoop]: Abstraction has 1391 states and 2693 transitions. [2022-03-15 20:27:53,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 11 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2693 transitions. [2022-03-15 20:27:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-03-15 20:27:53,821 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:53,821 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:53,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-03-15 20:27:54,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:27:54,036 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:54,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:54,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1005094789, now seen corresponding path program 6 times [2022-03-15 20:27:54,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:54,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571892748] [2022-03-15 20:27:54,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:54,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:54,423 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:27:54,424 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:54,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571892748] [2022-03-15 20:27:54,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571892748] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:54,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:27:54,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-03-15 20:27:54,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [101513715] [2022-03-15 20:27:54,424 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:54,428 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:54,433 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 28 transitions. [2022-03-15 20:27:54,434 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:54,445 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:54,447 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:54,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 20:27:54,448 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:54,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 20:27:54,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-03-15 20:27:54,448 INFO L87 Difference]: Start difference. First operand 1391 states and 2693 transitions. Second operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:56,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:56,272 INFO L93 Difference]: Finished difference Result 1435 states and 2740 transitions. [2022-03-15 20:27:56,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 20:27:56,273 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-03-15 20:27:56,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:56,275 INFO L225 Difference]: With dead ends: 1435 [2022-03-15 20:27:56,275 INFO L226 Difference]: Without dead ends: 1435 [2022-03-15 20:27:56,275 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2022-03-15 20:27:56,275 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 303 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 838 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:56,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 162 Invalid, 903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 838 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 20:27:56,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1435 states. [2022-03-15 20:27:56,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1435 to 1317. [2022-03-15 20:27:56,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1317 states, 1291 states have (on average 1.9713400464756003) internal successors, (2545), 1316 states have internal predecessors, (2545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:56,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1317 states and 2545 transitions. [2022-03-15 20:27:56,297 INFO L78 Accepts]: Start accepts. Automaton has 1317 states and 2545 transitions. Word has length 24 [2022-03-15 20:27:56,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:56,298 INFO L470 AbstractCegarLoop]: Abstraction has 1317 states and 2545 transitions. [2022-03-15 20:27:56,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:56,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2545 transitions. [2022-03-15 20:27:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-03-15 20:27:56,300 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:56,300 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:56,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-15 20:27:56,300 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:56,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:56,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1442978716, now seen corresponding path program 10 times [2022-03-15 20:27:56,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:56,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695027067] [2022-03-15 20:27:56,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:56,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:56,757 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:27:56,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:56,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695027067] [2022-03-15 20:27:56,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695027067] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:56,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:27:56,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-03-15 20:27:56,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1026530610] [2022-03-15 20:27:56,758 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:56,762 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:56,769 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 44 transitions. [2022-03-15 20:27:56,770 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:56,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:56,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:56,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:56,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:56,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:56,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:56,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:56,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:57,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:57,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:57,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:27:57,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:27:57,110 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:27:57,113 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 8 new interpolants: [98802#(not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)), 98796#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 98800#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 98798#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 98803#(not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 98799#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 98801#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 98797#(and (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0) (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))] [2022-03-15 20:27:57,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-15 20:27:57,113 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:57,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-15 20:27:57,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:27:57,114 INFO L87 Difference]: Start difference. First operand 1317 states and 2545 transitions. Second operand has 19 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:59,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:27:59,025 INFO L93 Difference]: Finished difference Result 1563 states and 2966 transitions. [2022-03-15 20:27:59,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-15 20:27:59,025 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-03-15 20:27:59,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:27:59,027 INFO L225 Difference]: With dead ends: 1563 [2022-03-15 20:27:59,027 INFO L226 Difference]: Without dead ends: 1563 [2022-03-15 20:27:59,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=150, Invalid=500, Unknown=0, NotChecked=0, Total=650 [2022-03-15 20:27:59,028 INFO L933 BasicCegarLoop]: 16 mSDtfsCounter, 295 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 1296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:27:59,028 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 95 Invalid, 1296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1054 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 20:27:59,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1563 states. [2022-03-15 20:27:59,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1563 to 1184. [2022-03-15 20:27:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1184 states, 1161 states have (on average 1.962962962962963) internal successors, (2279), 1183 states have internal predecessors, (2279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:59,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 2279 transitions. [2022-03-15 20:27:59,040 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 2279 transitions. Word has length 24 [2022-03-15 20:27:59,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:27:59,040 INFO L470 AbstractCegarLoop]: Abstraction has 1184 states and 2279 transitions. [2022-03-15 20:27:59,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:27:59,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2279 transitions. [2022-03-15 20:27:59,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:27:59,041 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:27:59,041 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:27:59,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-15 20:27:59,041 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:27:59,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:27:59,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1681011920, now seen corresponding path program 1 times [2022-03-15 20:27:59,042 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:27:59,042 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815033388] [2022-03-15 20:27:59,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:27:59,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:27:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:27:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:27:59,204 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:27:59,204 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815033388] [2022-03-15 20:27:59,204 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815033388] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:27:59,204 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:27:59,204 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:27:59,204 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [641135016] [2022-03-15 20:27:59,204 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:27:59,208 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:27:59,213 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 26 transitions. [2022-03-15 20:27:59,213 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:27:59,214 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:27:59,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:27:59,214 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:27:59,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:27:59,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:27:59,214 INFO L87 Difference]: Start difference. First operand 1184 states and 2279 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:01,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:01,786 INFO L93 Difference]: Finished difference Result 1339 states and 2585 transitions. [2022-03-15 20:28:01,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:28:01,786 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 20:28:01,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:01,788 INFO L225 Difference]: With dead ends: 1339 [2022-03-15 20:28:01,789 INFO L226 Difference]: Without dead ends: 1339 [2022-03-15 20:28:01,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:01,789 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 76 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 885 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:01,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 55 Invalid, 920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 885 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-15 20:28:01,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1339 states. [2022-03-15 20:28:01,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1339 to 1339. [2022-03-15 20:28:01,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1339 states, 1316 states have (on average 1.9642857142857142) internal successors, (2585), 1338 states have internal predecessors, (2585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:01,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1339 states and 2585 transitions. [2022-03-15 20:28:01,823 INFO L78 Accepts]: Start accepts. Automaton has 1339 states and 2585 transitions. Word has length 26 [2022-03-15 20:28:01,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:01,823 INFO L470 AbstractCegarLoop]: Abstraction has 1339 states and 2585 transitions. [2022-03-15 20:28:01,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:01,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2585 transitions. [2022-03-15 20:28:01,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-03-15 20:28:01,824 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:01,824 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:01,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-15 20:28:01,824 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:01,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:01,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1299303594, now seen corresponding path program 1 times [2022-03-15 20:28:01,826 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:01,826 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248106588] [2022-03-15 20:28:01,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:01,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:01,994 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:01,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:01,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248106588] [2022-03-15 20:28:01,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248106588] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:01,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:01,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:28:01,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1635137321] [2022-03-15 20:28:01,995 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:02,000 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:02,006 INFO L252 McrAutomatonBuilder]: Finished intersection with 28 states and 27 transitions. [2022-03-15 20:28:02,006 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:02,006 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:02,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:28:02,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:02,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:28:02,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:02,007 INFO L87 Difference]: Start difference. First operand 1339 states and 2585 transitions. Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:04,017 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-15 20:28:04,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:04,201 INFO L93 Difference]: Finished difference Result 1419 states and 2741 transitions. [2022-03-15 20:28:04,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:28:04,201 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-03-15 20:28:04,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:04,203 INFO L225 Difference]: With dead ends: 1419 [2022-03-15 20:28:04,203 INFO L226 Difference]: Without dead ends: 1419 [2022-03-15 20:28:04,203 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:04,203 INFO L933 BasicCegarLoop]: 46 mSDtfsCounter, 44 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:04,204 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 52 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 275 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 20:28:04,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1419 states. [2022-03-15 20:28:04,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1419 to 1419. [2022-03-15 20:28:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 1396 states have (on average 1.9634670487106016) internal successors, (2741), 1418 states have internal predecessors, (2741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:04,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 2741 transitions. [2022-03-15 20:28:04,221 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 2741 transitions. Word has length 27 [2022-03-15 20:28:04,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:04,221 INFO L470 AbstractCegarLoop]: Abstraction has 1419 states and 2741 transitions. [2022-03-15 20:28:04,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2741 transitions. [2022-03-15 20:28:04,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:04,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:04,222 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:04,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-15 20:28:04,222 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:04,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:04,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1115152149, now seen corresponding path program 1 times [2022-03-15 20:28:04,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:04,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208681818] [2022-03-15 20:28:04,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:04,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:04,591 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:04,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:04,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208681818] [2022-03-15 20:28:04,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208681818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:04,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:04,592 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-03-15 20:28:04,592 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1201835049] [2022-03-15 20:28:04,592 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:04,598 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:04,612 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 62 transitions. [2022-03-15 20:28:04,612 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:04,675 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:04,678 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:04,684 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:04,689 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:04,693 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:04,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:04,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:04,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:04,771 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:04,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:04,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:04,843 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [111046#(or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0)) (not (< |~#c~0.base| |#StackHeapBarrier|)))] [2022-03-15 20:28:04,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 20:28:04,843 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:04,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 20:28:04,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:04,844 INFO L87 Difference]: Start difference. First operand 1419 states and 2741 transitions. Second operand has 12 states, 11 states have (on average 2.909090909090909) internal successors, (32), 11 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:07,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:07,283 INFO L93 Difference]: Finished difference Result 1451 states and 2766 transitions. [2022-03-15 20:28:07,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:28:07,283 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.909090909090909) internal successors, (32), 11 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-03-15 20:28:07,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:07,285 INFO L225 Difference]: With dead ends: 1451 [2022-03-15 20:28:07,285 INFO L226 Difference]: Without dead ends: 1451 [2022-03-15 20:28:07,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 6 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:28:07,285 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 215 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 964 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 1009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:07,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 188 Invalid, 1009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 20:28:07,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2022-03-15 20:28:07,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1389. [2022-03-15 20:28:07,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1389 states, 1366 states have (on average 1.9626647144948755) internal successors, (2681), 1388 states have internal predecessors, (2681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:07,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1389 states and 2681 transitions. [2022-03-15 20:28:07,302 INFO L78 Accepts]: Start accepts. Automaton has 1389 states and 2681 transitions. Word has length 30 [2022-03-15 20:28:07,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:07,302 INFO L470 AbstractCegarLoop]: Abstraction has 1389 states and 2681 transitions. [2022-03-15 20:28:07,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.909090909090909) internal successors, (32), 11 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:07,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2681 transitions. [2022-03-15 20:28:07,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:07,303 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:07,303 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:07,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-15 20:28:07,303 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:07,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:07,304 INFO L85 PathProgramCache]: Analyzing trace with hash 538658516, now seen corresponding path program 1 times [2022-03-15 20:28:07,306 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:07,306 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238027280] [2022-03-15 20:28:07,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:07,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:07,929 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:07,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:07,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238027280] [2022-03-15 20:28:07,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238027280] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:07,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:07,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:28:07,930 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1030551930] [2022-03-15 20:28:07,930 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:07,956 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:07,968 INFO L252 McrAutomatonBuilder]: Finished intersection with 41 states and 50 transitions. [2022-03-15 20:28:07,968 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:08,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:08,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:08,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:08,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2022-03-15 20:28:08,225 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [115302#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 115301#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 115304#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 115303#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:28:08,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:28:08,225 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:08,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:28:08,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:28:08,226 INFO L87 Difference]: Start difference. First operand 1389 states and 2681 transitions. Second operand has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:10,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:10,931 INFO L93 Difference]: Finished difference Result 2176 states and 4208 transitions. [2022-03-15 20:28:10,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:28:10,931 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-03-15 20:28:10,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:10,933 INFO L225 Difference]: With dead ends: 2176 [2022-03-15 20:28:10,933 INFO L226 Difference]: Without dead ends: 2176 [2022-03-15 20:28:10,934 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=207, Invalid=663, Unknown=0, NotChecked=0, Total=870 [2022-03-15 20:28:10,934 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 377 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 1739 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 1873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:10,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [377 Valid, 217 Invalid, 1873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1739 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 20:28:10,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2176 states. [2022-03-15 20:28:10,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2176 to 1455. [2022-03-15 20:28:10,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1455 states, 1432 states have (on average 1.964385474860335) internal successors, (2813), 1454 states have internal predecessors, (2813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:10,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 2813 transitions. [2022-03-15 20:28:10,950 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 2813 transitions. Word has length 30 [2022-03-15 20:28:10,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:10,950 INFO L470 AbstractCegarLoop]: Abstraction has 1455 states and 2813 transitions. [2022-03-15 20:28:10,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:10,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2813 transitions. [2022-03-15 20:28:10,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:10,951 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:10,951 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:10,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-15 20:28:10,951 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:10,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:10,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1040583693, now seen corresponding path program 1 times [2022-03-15 20:28:10,953 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:10,953 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249854056] [2022-03-15 20:28:10,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:10,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:11,432 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:11,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:11,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249854056] [2022-03-15 20:28:11,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249854056] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:11,433 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:11,433 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:28:11,433 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [626195588] [2022-03-15 20:28:11,433 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:11,445 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:11,454 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 34 transitions. [2022-03-15 20:28:11,455 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:11,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:11,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-03-15 20:28:11,469 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:11,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:11,474 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:11,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 20:28:11,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:11,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 20:28:11,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:11,475 INFO L87 Difference]: Start difference. First operand 1455 states and 2813 transitions. Second operand has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:14,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:14,649 INFO L93 Difference]: Finished difference Result 2102 states and 4061 transitions. [2022-03-15 20:28:14,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 20:28:14,650 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-03-15 20:28:14,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:14,652 INFO L225 Difference]: With dead ends: 2102 [2022-03-15 20:28:14,652 INFO L226 Difference]: Without dead ends: 2102 [2022-03-15 20:28:14,652 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=256, Invalid=674, Unknown=0, NotChecked=0, Total=930 [2022-03-15 20:28:14,652 INFO L933 BasicCegarLoop]: 59 mSDtfsCounter, 373 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 1718 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 1834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:14,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [373 Valid, 237 Invalid, 1834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1718 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 20:28:14,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2102 states. [2022-03-15 20:28:14,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2102 to 1515. [2022-03-15 20:28:14,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1515 states, 1492 states have (on average 1.9658176943699732) internal successors, (2933), 1514 states have internal predecessors, (2933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:14,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1515 states and 2933 transitions. [2022-03-15 20:28:14,666 INFO L78 Accepts]: Start accepts. Automaton has 1515 states and 2933 transitions. Word has length 30 [2022-03-15 20:28:14,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:14,667 INFO L470 AbstractCegarLoop]: Abstraction has 1515 states and 2933 transitions. [2022-03-15 20:28:14,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:14,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 2933 transitions. [2022-03-15 20:28:14,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:14,667 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:14,668 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:14,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-15 20:28:14,668 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:14,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:14,668 INFO L85 PathProgramCache]: Analyzing trace with hash -572666636, now seen corresponding path program 2 times [2022-03-15 20:28:14,676 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:14,676 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578979365] [2022-03-15 20:28:14,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:14,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:15,155 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:15,155 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578979365] [2022-03-15 20:28:15,155 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578979365] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:15,155 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:15,155 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:28:15,155 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2078303800] [2022-03-15 20:28:15,155 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:15,159 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:15,170 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 62 transitions. [2022-03-15 20:28:15,170 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:15,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:15,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:15,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:15,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:15,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:15,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:15,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:15,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:15,377 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [125611#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)), 125612#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))] [2022-03-15 20:28:15,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:28:15,378 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:15,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:28:15,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:28:15,378 INFO L87 Difference]: Start difference. First operand 1515 states and 2933 transitions. Second operand has 14 states, 13 states have (on average 3.0) internal successors, (39), 13 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:18,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:18,315 INFO L93 Difference]: Finished difference Result 2068 states and 4016 transitions. [2022-03-15 20:28:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 20:28:18,315 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.0) internal successors, (39), 13 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-03-15 20:28:18,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:18,317 INFO L225 Difference]: With dead ends: 2068 [2022-03-15 20:28:18,317 INFO L226 Difference]: Without dead ends: 2068 [2022-03-15 20:28:18,318 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 11 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=474, Unknown=0, NotChecked=0, Total=600 [2022-03-15 20:28:18,318 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 254 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 1503 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 1548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 1503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:18,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 314 Invalid, 1548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 1503 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 20:28:18,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2068 states. [2022-03-15 20:28:18,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2068 to 1542. [2022-03-15 20:28:18,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1542 states, 1519 states have (on average 1.9684002633311388) internal successors, (2990), 1541 states have internal predecessors, (2990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:18,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1542 states and 2990 transitions. [2022-03-15 20:28:18,336 INFO L78 Accepts]: Start accepts. Automaton has 1542 states and 2990 transitions. Word has length 30 [2022-03-15 20:28:18,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:18,337 INFO L470 AbstractCegarLoop]: Abstraction has 1542 states and 2990 transitions. [2022-03-15 20:28:18,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.0) internal successors, (39), 13 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:18,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2990 transitions. [2022-03-15 20:28:18,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:18,338 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:18,338 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:18,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-15 20:28:18,338 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:18,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:18,338 INFO L85 PathProgramCache]: Analyzing trace with hash 128400465, now seen corresponding path program 2 times [2022-03-15 20:28:18,340 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:18,340 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271150345] [2022-03-15 20:28:18,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:18,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:18,750 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:18,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:18,751 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271150345] [2022-03-15 20:28:18,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271150345] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:18,751 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:18,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:28:18,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [222019396] [2022-03-15 20:28:18,751 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:18,756 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:18,768 INFO L252 McrAutomatonBuilder]: Finished intersection with 43 states and 54 transitions. [2022-03-15 20:28:18,768 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:18,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:18,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:18,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:18,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:18,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:18,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:18,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:18,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:18,965 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [130799#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)), 130800#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))] [2022-03-15 20:28:18,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:28:18,965 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:18,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:28:18,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:28:18,966 INFO L87 Difference]: Start difference. First operand 1542 states and 2990 transitions. Second operand has 14 states, 13 states have (on average 2.6923076923076925) internal successors, (35), 13 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:22,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:22,849 INFO L93 Difference]: Finished difference Result 2120 states and 4124 transitions. [2022-03-15 20:28:22,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-15 20:28:22,849 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.6923076923076925) internal successors, (35), 13 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-03-15 20:28:22,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:22,851 INFO L225 Difference]: With dead ends: 2120 [2022-03-15 20:28:22,851 INFO L226 Difference]: Without dead ends: 2120 [2022-03-15 20:28:22,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=121, Invalid=431, Unknown=0, NotChecked=0, Total=552 [2022-03-15 20:28:22,852 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 315 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 2137 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 2236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:22,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [315 Valid, 329 Invalid, 2236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2137 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-03-15 20:28:22,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2120 states. [2022-03-15 20:28:22,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2120 to 1459. [2022-03-15 20:28:22,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1459 states, 1437 states have (on average 1.965205288796103) internal successors, (2824), 1458 states have internal predecessors, (2824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:22,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1459 states and 2824 transitions. [2022-03-15 20:28:22,867 INFO L78 Accepts]: Start accepts. Automaton has 1459 states and 2824 transitions. Word has length 30 [2022-03-15 20:28:22,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:22,867 INFO L470 AbstractCegarLoop]: Abstraction has 1459 states and 2824 transitions. [2022-03-15 20:28:22,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.6923076923076925) internal successors, (35), 13 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:22,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2824 transitions. [2022-03-15 20:28:22,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:22,868 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:22,868 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:22,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-15 20:28:22,868 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:22,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:22,869 INFO L85 PathProgramCache]: Analyzing trace with hash 930295942, now seen corresponding path program 3 times [2022-03-15 20:28:22,872 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:22,872 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852064358] [2022-03-15 20:28:22,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:22,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:23,356 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:23,357 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:23,357 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852064358] [2022-03-15 20:28:23,357 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852064358] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:23,357 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:23,357 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:28:23,357 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1659831048] [2022-03-15 20:28:23,357 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:23,360 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:23,372 INFO L252 McrAutomatonBuilder]: Finished intersection with 42 states and 52 transitions. [2022-03-15 20:28:23,372 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:23,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:23,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:23,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:23,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:23,647 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [135873#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0)))), 135872#(and (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))] [2022-03-15 20:28:23,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:28:23,648 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:23,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:28:23,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:28:23,648 INFO L87 Difference]: Start difference. First operand 1459 states and 2824 transitions. Second operand has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:27,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:27,657 INFO L93 Difference]: Finished difference Result 2755 states and 5372 transitions. [2022-03-15 20:28:27,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 20:28:27,657 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 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 30 [2022-03-15 20:28:27,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:27,660 INFO L225 Difference]: With dead ends: 2755 [2022-03-15 20:28:27,660 INFO L226 Difference]: Without dead ends: 2755 [2022-03-15 20:28:27,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=156, Invalid=546, Unknown=0, NotChecked=0, Total=702 [2022-03-15 20:28:27,661 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 287 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 1446 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 1526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:27,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [287 Valid, 449 Invalid, 1526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1446 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-03-15 20:28:27,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2755 states. [2022-03-15 20:28:27,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2755 to 1423. [2022-03-15 20:28:27,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1423 states, 1401 states have (on average 1.9643112062812278) internal successors, (2752), 1422 states have internal predecessors, (2752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 2752 transitions. [2022-03-15 20:28:27,680 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 2752 transitions. Word has length 30 [2022-03-15 20:28:27,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:27,681 INFO L470 AbstractCegarLoop]: Abstraction has 1423 states and 2752 transitions. [2022-03-15 20:28:27,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:27,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2752 transitions. [2022-03-15 20:28:27,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:27,682 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:27,682 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:27,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-15 20:28:27,682 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:27,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:27,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1152200609, now seen corresponding path program 3 times [2022-03-15 20:28:27,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:27,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125828140] [2022-03-15 20:28:27,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:27,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:28,026 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:28,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:28,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125828140] [2022-03-15 20:28:28,026 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125828140] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:28,027 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:28,027 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:28:28,027 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1251920062] [2022-03-15 20:28:28,027 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:28,030 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:28,041 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 62 transitions. [2022-03-15 20:28:28,041 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:28,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:28,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:28,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:28,056 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:28,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:28,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:28,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:28,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:28,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:28,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:28,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:28,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:28,510 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 6 new interpolants: [141514#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)), 141515#(not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)), 141512#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 141511#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 141513#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 141516#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))] [2022-03-15 20:28:28,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:28:28,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:28,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:28:28,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:28:28,511 INFO L87 Difference]: Start difference. First operand 1423 states and 2752 transitions. Second operand has 18 states, 17 states have (on average 2.2941176470588234) internal successors, (39), 17 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:32,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:32,704 INFO L93 Difference]: Finished difference Result 2095 states and 4074 transitions. [2022-03-15 20:28:32,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 20:28:32,704 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.2941176470588234) internal successors, (39), 17 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-03-15 20:28:32,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:32,707 INFO L225 Difference]: With dead ends: 2095 [2022-03-15 20:28:32,707 INFO L226 Difference]: Without dead ends: 2095 [2022-03-15 20:28:32,707 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2022-03-15 20:28:32,708 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 295 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 2618 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 2714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 2618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:32,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [295 Valid, 344 Invalid, 2714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 2618 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-03-15 20:28:32,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2022-03-15 20:28:32,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 1427. [2022-03-15 20:28:32,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1427 states, 1405 states have (on average 1.9644128113879002) internal successors, (2760), 1426 states have internal predecessors, (2760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:32,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1427 states and 2760 transitions. [2022-03-15 20:28:32,721 INFO L78 Accepts]: Start accepts. Automaton has 1427 states and 2760 transitions. Word has length 30 [2022-03-15 20:28:32,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:32,722 INFO L470 AbstractCegarLoop]: Abstraction has 1427 states and 2760 transitions. [2022-03-15 20:28:32,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.2941176470588234) internal successors, (39), 17 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:32,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2760 transitions. [2022-03-15 20:28:32,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:32,722 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:32,722 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:32,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-15 20:28:32,722 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:32,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:32,723 INFO L85 PathProgramCache]: Analyzing trace with hash 649436761, now seen corresponding path program 4 times [2022-03-15 20:28:32,723 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:32,724 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603052742] [2022-03-15 20:28:32,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:32,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:33,151 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:33,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:33,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603052742] [2022-03-15 20:28:33,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603052742] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:33,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:33,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:28:33,151 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2134886210] [2022-03-15 20:28:33,151 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:33,155 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:33,165 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 62 transitions. [2022-03-15 20:28:33,165 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:33,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:33,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:33,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:33,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:33,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:33,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:33,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:33,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:33,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:33,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:33,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:33,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:33,676 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:33,680 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 10 new interpolants: [146512#(or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146507#(not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)), 146506#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146513#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146510#(or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146508#(not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 146509#(or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146514#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 146515#(not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))), 146511#(or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))] [2022-03-15 20:28:33,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-03-15 20:28:33,680 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:33,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-03-15 20:28:33,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=372, Unknown=0, NotChecked=0, Total=462 [2022-03-15 20:28:33,681 INFO L87 Difference]: Start difference. First operand 1427 states and 2760 transitions. Second operand has 22 states, 21 states have (on average 2.0952380952380953) internal successors, (44), 21 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:37,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:37,744 INFO L93 Difference]: Finished difference Result 2094 states and 4044 transitions. [2022-03-15 20:28:37,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 20:28:37,744 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 2.0952380952380953) internal successors, (44), 21 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-03-15 20:28:37,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:37,747 INFO L225 Difference]: With dead ends: 2094 [2022-03-15 20:28:37,747 INFO L226 Difference]: Without dead ends: 2094 [2022-03-15 20:28:37,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=280, Invalid=1126, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:28:37,747 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 324 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 2617 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 324 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 2773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 2617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:37,748 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [324 Valid, 265 Invalid, 2773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 2617 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-15 20:28:37,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2094 states. [2022-03-15 20:28:37,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2094 to 1396. [2022-03-15 20:28:37,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1396 states, 1374 states have (on average 1.9636098981077148) internal successors, (2698), 1395 states have internal predecessors, (2698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:37,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1396 states and 2698 transitions. [2022-03-15 20:28:37,766 INFO L78 Accepts]: Start accepts. Automaton has 1396 states and 2698 transitions. Word has length 30 [2022-03-15 20:28:37,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:37,766 INFO L470 AbstractCegarLoop]: Abstraction has 1396 states and 2698 transitions. [2022-03-15 20:28:37,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 2.0952380952380953) internal successors, (44), 21 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:37,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2698 transitions. [2022-03-15 20:28:37,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-03-15 20:28:37,767 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:37,767 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:37,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-15 20:28:37,767 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:37,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:37,768 INFO L85 PathProgramCache]: Analyzing trace with hash -870280807, now seen corresponding path program 5 times [2022-03-15 20:28:37,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:37,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737539853] [2022-03-15 20:28:37,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:37,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:38,281 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:38,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:38,281 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737539853] [2022-03-15 20:28:38,281 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737539853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:38,281 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:38,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:28:38,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1225381360] [2022-03-15 20:28:38,281 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:38,285 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:38,297 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 62 transitions. [2022-03-15 20:28:38,298 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:38,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:38,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:38,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:38,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:38,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:38,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:38,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:38,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:38,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:38,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:38,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:38,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:38,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:38,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:38,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:38,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:39,122 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:39,128 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:39,133 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:28:39,136 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 12 new interpolants: [151449#(and (= 0 |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 151453#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= 0 |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))), 151448#(and (= 0 |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 151452#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= 0 |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 0)))), 151454#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= 0 |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))) (or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 0)))), 151455#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))) (or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= 0 |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|))), 151456#(and (not (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 0)) (= 0 |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))))), 151450#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 151457#(and (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|))), 151447#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 151446#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)), 151451#(and (= 0 |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|) (not (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))] [2022-03-15 20:28:39,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 20:28:39,136 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:39,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 20:28:39,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2022-03-15 20:28:39,137 INFO L87 Difference]: Start difference. First operand 1396 states and 2698 transitions. Second operand has 24 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 23 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:44,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:44,186 INFO L93 Difference]: Finished difference Result 1943 states and 3739 transitions. [2022-03-15 20:28:44,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:28:44,186 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 23 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-03-15 20:28:44,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:44,189 INFO L225 Difference]: With dead ends: 1943 [2022-03-15 20:28:44,189 INFO L226 Difference]: Without dead ends: 1943 [2022-03-15 20:28:44,189 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=333, Invalid=1473, Unknown=0, NotChecked=0, Total=1806 [2022-03-15 20:28:44,189 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 351 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 2972 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 3150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 2972 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:44,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [351 Valid, 277 Invalid, 3150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 2972 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-03-15 20:28:44,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1943 states. [2022-03-15 20:28:44,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1943 to 1276. [2022-03-15 20:28:44,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1276 states, 1257 states have (on average 1.953062848050915) internal successors, (2455), 1275 states have internal predecessors, (2455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:44,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1276 states and 2455 transitions. [2022-03-15 20:28:44,221 INFO L78 Accepts]: Start accepts. Automaton has 1276 states and 2455 transitions. Word has length 30 [2022-03-15 20:28:44,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:44,221 INFO L470 AbstractCegarLoop]: Abstraction has 1276 states and 2455 transitions. [2022-03-15 20:28:44,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 2.0869565217391304) internal successors, (48), 23 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:44,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2455 transitions. [2022-03-15 20:28:44,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-03-15 20:28:44,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:44,222 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:44,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-15 20:28:44,222 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:44,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:44,223 INFO L85 PathProgramCache]: Analyzing trace with hash 669479666, now seen corresponding path program 1 times [2022-03-15 20:28:44,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:44,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9893721] [2022-03-15 20:28:44,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:44,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:44,385 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:44,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:44,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9893721] [2022-03-15 20:28:44,386 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9893721] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:44,386 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:44,386 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:28:44,386 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1621411158] [2022-03-15 20:28:44,386 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:44,392 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:44,400 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 32 transitions. [2022-03-15 20:28:44,401 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:44,401 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:44,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:28:44,401 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:44,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:28:44,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:44,402 INFO L87 Difference]: Start difference. First operand 1276 states and 2455 transitions. Second operand has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:45,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:45,810 INFO L93 Difference]: Finished difference Result 1253 states and 2410 transitions. [2022-03-15 20:28:45,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:28:45,810 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2022-03-15 20:28:45,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:45,812 INFO L225 Difference]: With dead ends: 1253 [2022-03-15 20:28:45,812 INFO L226 Difference]: Without dead ends: 1253 [2022-03-15 20:28:45,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:45,812 INFO L933 BasicCegarLoop]: 40 mSDtfsCounter, 48 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:45,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 48 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 20:28:45,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1253 states. [2022-03-15 20:28:45,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1253 to 1253. [2022-03-15 20:28:45,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1253 states, 1236 states have (on average 1.9498381877022655) internal successors, (2410), 1252 states have internal predecessors, (2410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 2410 transitions. [2022-03-15 20:28:45,827 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 2410 transitions. Word has length 32 [2022-03-15 20:28:45,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:45,827 INFO L470 AbstractCegarLoop]: Abstraction has 1253 states and 2410 transitions. [2022-03-15 20:28:45,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:45,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2410 transitions. [2022-03-15 20:28:45,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-03-15 20:28:45,828 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:45,828 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:45,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-15 20:28:45,828 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:45,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:45,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1150151906, now seen corresponding path program 1 times [2022-03-15 20:28:45,829 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:45,829 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538376113] [2022-03-15 20:28:45,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:45,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:45,995 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:45,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:45,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538376113] [2022-03-15 20:28:45,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538376113] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:45,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:45,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:28:45,996 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [125931369] [2022-03-15 20:28:45,996 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:46,001 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:46,008 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 32 transitions. [2022-03-15 20:28:46,009 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:46,009 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:46,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:28:46,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:46,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:28:46,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:46,010 INFO L87 Difference]: Start difference. First operand 1253 states and 2410 transitions. Second operand has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:48,349 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-15 20:28:48,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:48,962 INFO L93 Difference]: Finished difference Result 1532 states and 2916 transitions. [2022-03-15 20:28:48,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:28:48,962 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2022-03-15 20:28:48,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:48,965 INFO L225 Difference]: With dead ends: 1532 [2022-03-15 20:28:48,965 INFO L226 Difference]: Without dead ends: 1494 [2022-03-15 20:28:48,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:28:48,965 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 78 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 687 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:48,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [78 Valid, 54 Invalid, 724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 687 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 20:28:48,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1494 states. [2022-03-15 20:28:48,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1494 to 1365. [2022-03-15 20:28:48,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1365 states, 1348 states have (on average 1.9480712166172107) internal successors, (2626), 1364 states have internal predecessors, (2626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:48,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1365 states and 2626 transitions. [2022-03-15 20:28:48,983 INFO L78 Accepts]: Start accepts. Automaton has 1365 states and 2626 transitions. Word has length 32 [2022-03-15 20:28:48,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:48,983 INFO L470 AbstractCegarLoop]: Abstraction has 1365 states and 2626 transitions. [2022-03-15 20:28:48,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:48,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2626 transitions. [2022-03-15 20:28:48,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:28:48,984 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:48,984 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:48,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-15 20:28:48,985 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:48,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:48,985 INFO L85 PathProgramCache]: Analyzing trace with hash 417333851, now seen corresponding path program 1 times [2022-03-15 20:28:48,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:48,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52693273] [2022-03-15 20:28:48,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:48,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:49,589 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:49,589 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:49,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52693273] [2022-03-15 20:28:49,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52693273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:49,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:49,590 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:28:49,590 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2121861303] [2022-03-15 20:28:49,590 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:49,595 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:49,612 INFO L252 McrAutomatonBuilder]: Finished intersection with 50 states and 64 transitions. [2022-03-15 20:28:49,612 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:49,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:49,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:49,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:49,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:49,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:49,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:49,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:49,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:50,038 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:28:50,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 20:28:50,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:50,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 20:28:50,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2022-03-15 20:28:50,039 INFO L87 Difference]: Start difference. First operand 1365 states and 2626 transitions. Second operand has 12 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:52,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:52,851 INFO L93 Difference]: Finished difference Result 1996 states and 3862 transitions. [2022-03-15 20:28:52,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-15 20:28:52,851 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-03-15 20:28:52,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:52,854 INFO L225 Difference]: With dead ends: 1996 [2022-03-15 20:28:52,854 INFO L226 Difference]: Without dead ends: 1996 [2022-03-15 20:28:52,855 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=360, Unknown=0, NotChecked=0, Total=462 [2022-03-15 20:28:52,855 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 196 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 977 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 1013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:52,855 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [196 Valid, 245 Invalid, 1013 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 977 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 20:28:52,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states. [2022-03-15 20:28:52,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1399. [2022-03-15 20:28:52,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1399 states, 1382 states have (on average 1.9493487698986975) internal successors, (2694), 1398 states have internal predecessors, (2694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:52,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1399 states and 2694 transitions. [2022-03-15 20:28:52,875 INFO L78 Accepts]: Start accepts. Automaton has 1399 states and 2694 transitions. Word has length 34 [2022-03-15 20:28:52,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:52,876 INFO L470 AbstractCegarLoop]: Abstraction has 1399 states and 2694 transitions. [2022-03-15 20:28:52,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:52,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2694 transitions. [2022-03-15 20:28:52,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:28:52,877 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:52,877 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:52,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-15 20:28:52,877 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:52,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:52,877 INFO L85 PathProgramCache]: Analyzing trace with hash -685505605, now seen corresponding path program 2 times [2022-03-15 20:28:52,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:52,878 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499846694] [2022-03-15 20:28:52,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:52,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:53,262 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:53,263 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:53,263 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499846694] [2022-03-15 20:28:53,263 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499846694] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:53,263 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:53,263 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:28:53,263 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1649996845] [2022-03-15 20:28:53,263 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:53,267 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:53,280 INFO L252 McrAutomatonBuilder]: Finished intersection with 49 states and 62 transitions. [2022-03-15 20:28:53,280 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:53,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:53,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:53,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:53,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:53,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:53,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:53,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:53,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:53,453 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [168862#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)), 168863#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))] [2022-03-15 20:28:53,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:28:53,453 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:53,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:28:53,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:28:53,454 INFO L87 Difference]: Start difference. First operand 1399 states and 2694 transitions. Second operand has 14 states, 13 states have (on average 3.1538461538461537) internal successors, (41), 13 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:56,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:28:56,145 INFO L93 Difference]: Finished difference Result 2007 states and 3883 transitions. [2022-03-15 20:28:56,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 20:28:56,145 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.1538461538461537) internal successors, (41), 13 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-03-15 20:28:56,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:28:56,148 INFO L225 Difference]: With dead ends: 2007 [2022-03-15 20:28:56,148 INFO L226 Difference]: Without dead ends: 2007 [2022-03-15 20:28:56,148 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=143, Invalid=559, Unknown=0, NotChecked=0, Total=702 [2022-03-15 20:28:56,149 INFO L933 BasicCegarLoop]: 49 mSDtfsCounter, 261 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 1162 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 1221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 1162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:28:56,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [261 Valid, 316 Invalid, 1221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 1162 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-15 20:28:56,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2007 states. [2022-03-15 20:28:56,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2007 to 1372. [2022-03-15 20:28:56,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1372 states, 1355 states have (on average 1.948339483394834) internal successors, (2640), 1371 states have internal predecessors, (2640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:56,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 2640 transitions. [2022-03-15 20:28:56,163 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 2640 transitions. Word has length 34 [2022-03-15 20:28:56,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:28:56,164 INFO L470 AbstractCegarLoop]: Abstraction has 1372 states and 2640 transitions. [2022-03-15 20:28:56,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.1538461538461537) internal successors, (41), 13 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:28:56,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2640 transitions. [2022-03-15 20:28:56,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:28:56,165 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:28:56,165 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:28:56,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-15 20:28:56,165 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:28:56,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:28:56,165 INFO L85 PathProgramCache]: Analyzing trace with hash -710333669, now seen corresponding path program 3 times [2022-03-15 20:28:56,168 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:28:56,168 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752046741] [2022-03-15 20:28:56,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:28:56,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:28:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:28:56,518 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:28:56,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:28:56,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752046741] [2022-03-15 20:28:56,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752046741] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:28:56,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:28:56,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:28:56,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1697563725] [2022-03-15 20:28:56,518 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:28:56,523 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:28:56,539 INFO L252 McrAutomatonBuilder]: Finished intersection with 48 states and 60 transitions. [2022-03-15 20:28:56,539 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:28:56,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:56,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:56,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:56,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:56,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:56,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:56,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:28:56,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:28:56,739 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [173654#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0))), 173653#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0))] [2022-03-15 20:28:56,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:28:56,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:28:56,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:28:56,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:28:56,740 INFO L87 Difference]: Start difference. First operand 1372 states and 2640 transitions. Second operand has 14 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:00,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:00,304 INFO L93 Difference]: Finished difference Result 2009 states and 3887 transitions. [2022-03-15 20:29:00,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 20:29:00,305 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-03-15 20:29:00,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:00,307 INFO L225 Difference]: With dead ends: 2009 [2022-03-15 20:29:00,307 INFO L226 Difference]: Without dead ends: 2009 [2022-03-15 20:29:00,308 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=159, Invalid=597, Unknown=0, NotChecked=0, Total=756 [2022-03-15 20:29:00,308 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 266 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 2111 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 2171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 2111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:00,308 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 297 Invalid, 2171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 2111 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-15 20:29:00,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2009 states. [2022-03-15 20:29:00,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2009 to 1359. [2022-03-15 20:29:00,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1359 states, 1342 states have (on average 1.947839046199702) internal successors, (2614), 1358 states have internal predecessors, (2614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:00,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1359 states and 2614 transitions. [2022-03-15 20:29:00,325 INFO L78 Accepts]: Start accepts. Automaton has 1359 states and 2614 transitions. Word has length 34 [2022-03-15 20:29:00,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:00,326 INFO L470 AbstractCegarLoop]: Abstraction has 1359 states and 2614 transitions. [2022-03-15 20:29:00,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:00,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2614 transitions. [2022-03-15 20:29:00,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:29:00,326 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:00,327 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:00,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-15 20:29:00,327 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:00,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:00,327 INFO L85 PathProgramCache]: Analyzing trace with hash 454380781, now seen corresponding path program 4 times [2022-03-15 20:29:00,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:00,328 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182433735] [2022-03-15 20:29:00,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:00,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:00,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:00,749 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182433735] [2022-03-15 20:29:00,749 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182433735] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:00,749 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:00,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:29:00,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1814371973] [2022-03-15 20:29:00,750 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:00,788 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:00,799 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 54 transitions. [2022-03-15 20:29:00,800 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:00,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:00,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:00,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:00,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:01,032 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [178423#(and (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 178424#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0))))] [2022-03-15 20:29:01,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:29:01,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:01,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:29:01,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:29:01,033 INFO L87 Difference]: Start difference. First operand 1359 states and 2614 transitions. Second operand has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:03,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:03,945 INFO L93 Difference]: Finished difference Result 2685 states and 5214 transitions. [2022-03-15 20:29:03,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 20:29:03,946 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-03-15 20:29:03,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:03,950 INFO L225 Difference]: With dead ends: 2685 [2022-03-15 20:29:03,950 INFO L226 Difference]: Without dead ends: 2685 [2022-03-15 20:29:03,950 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=180, Invalid=632, Unknown=0, NotChecked=0, Total=812 [2022-03-15 20:29:03,950 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 308 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 1351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:03,950 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [308 Valid, 377 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-15 20:29:03,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2685 states. [2022-03-15 20:29:03,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2685 to 1348. [2022-03-15 20:29:03,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1348 states, 1331 states have (on average 1.9474079639368895) internal successors, (2592), 1347 states have internal predecessors, (2592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:03,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 2592 transitions. [2022-03-15 20:29:03,966 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 2592 transitions. Word has length 34 [2022-03-15 20:29:03,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:03,967 INFO L470 AbstractCegarLoop]: Abstraction has 1348 states and 2592 transitions. [2022-03-15 20:29:03,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:03,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2592 transitions. [2022-03-15 20:29:03,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:29:03,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:03,967 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:03,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-15 20:29:03,967 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:03,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:03,968 INFO L85 PathProgramCache]: Analyzing trace with hash -648458675, now seen corresponding path program 5 times [2022-03-15 20:29:03,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:03,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237611334] [2022-03-15 20:29:03,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:03,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:04,481 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:04,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:04,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237611334] [2022-03-15 20:29:04,481 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237611334] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:04,481 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:04,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:29:04,481 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [717720344] [2022-03-15 20:29:04,481 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:04,486 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:04,501 INFO L252 McrAutomatonBuilder]: Finished intersection with 44 states and 52 transitions. [2022-03-15 20:29:04,501 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:04,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:04,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:04,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:04,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:04,767 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [183848#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0)))), 183847#(and (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))] [2022-03-15 20:29:04,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:29:04,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:04,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:29:04,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:29:04,768 INFO L87 Difference]: Start difference. First operand 1348 states and 2592 transitions. Second operand has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:08,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:08,150 INFO L93 Difference]: Finished difference Result 2682 states and 5208 transitions. [2022-03-15 20:29:08,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 20:29:08,151 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-03-15 20:29:08,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:08,154 INFO L225 Difference]: With dead ends: 2682 [2022-03-15 20:29:08,154 INFO L226 Difference]: Without dead ends: 2682 [2022-03-15 20:29:08,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=196, Invalid=674, Unknown=0, NotChecked=0, Total=870 [2022-03-15 20:29:08,155 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 304 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 1533 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 1613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:08,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [304 Valid, 381 Invalid, 1613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1533 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-15 20:29:08,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2682 states. [2022-03-15 20:29:08,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2682 to 1337. [2022-03-15 20:29:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1337 states, 1320 states have (on average 1.946969696969697) internal successors, (2570), 1336 states have internal predecessors, (2570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:08,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1337 states and 2570 transitions. [2022-03-15 20:29:08,171 INFO L78 Accepts]: Start accepts. Automaton has 1337 states and 2570 transitions. Word has length 34 [2022-03-15 20:29:08,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:08,171 INFO L470 AbstractCegarLoop]: Abstraction has 1337 states and 2570 transitions. [2022-03-15 20:29:08,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2570 transitions. [2022-03-15 20:29:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-03-15 20:29:08,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:08,172 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:08,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-15 20:29:08,172 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:08,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:08,172 INFO L85 PathProgramCache]: Analyzing trace with hash -673286739, now seen corresponding path program 6 times [2022-03-15 20:29:08,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:08,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144306068] [2022-03-15 20:29:08,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:08,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:08,771 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:08,771 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:08,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144306068] [2022-03-15 20:29:08,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144306068] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:08,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:08,772 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:29:08,772 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1329224620] [2022-03-15 20:29:08,772 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:08,776 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:08,791 INFO L252 McrAutomatonBuilder]: Finished intersection with 43 states and 50 transitions. [2022-03-15 20:29:08,791 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:08,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:08,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:08,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:08,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:09,023 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [189248#(and (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 189249#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0))))] [2022-03-15 20:29:09,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:29:09,024 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:09,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:29:09,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:29:09,024 INFO L87 Difference]: Start difference. First operand 1337 states and 2570 transitions. Second operand has 15 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 14 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:13,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:13,347 INFO L93 Difference]: Finished difference Result 2709 states and 5262 transitions. [2022-03-15 20:29:13,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 20:29:13,347 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 14 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2022-03-15 20:29:13,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:13,351 INFO L225 Difference]: With dead ends: 2709 [2022-03-15 20:29:13,351 INFO L226 Difference]: Without dead ends: 2709 [2022-03-15 20:29:13,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=269, Invalid=853, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 20:29:13,351 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 327 mSDsluCounter, 511 mSDsCounter, 0 mSdLazyCounter, 2185 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 2285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 2185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:13,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 408 Invalid, 2285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 2185 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-15 20:29:13,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2709 states. [2022-03-15 20:29:13,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2709 to 1312. [2022-03-15 20:29:13,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1312 states, 1295 states have (on average 1.945945945945946) internal successors, (2520), 1311 states have internal predecessors, (2520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:13,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1312 states and 2520 transitions. [2022-03-15 20:29:13,372 INFO L78 Accepts]: Start accepts. Automaton has 1312 states and 2520 transitions. Word has length 34 [2022-03-15 20:29:13,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:13,372 INFO L470 AbstractCegarLoop]: Abstraction has 1312 states and 2520 transitions. [2022-03-15 20:29:13,372 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 14 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2520 transitions. [2022-03-15 20:29:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:29:13,373 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:13,373 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:13,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-15 20:29:13,373 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:13,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:13,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1753559612, now seen corresponding path program 1 times [2022-03-15 20:29:13,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:13,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519759894] [2022-03-15 20:29:13,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:13,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:13,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:13,858 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519759894] [2022-03-15 20:29:13,858 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519759894] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:13,858 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:13,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:29:13,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [549935439] [2022-03-15 20:29:13,858 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:13,863 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:13,880 INFO L252 McrAutomatonBuilder]: Finished intersection with 53 states and 68 transitions. [2022-03-15 20:29:13,880 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:13,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:13,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:13,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:13,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2022-03-15 20:29:14,085 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:29:14,089 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:29:14,096 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:29:14,100 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:29:14,107 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:29:14,111 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:29:14,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:14,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:29:14,268 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [194634#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 5)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 6)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 194637#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 194636#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 194635#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 5)) |t_funThread1of1ForFork0_new_#t~nondet32#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:29:14,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:29:14,268 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:14,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:29:14,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:29:14,268 INFO L87 Difference]: Start difference. First operand 1312 states and 2520 transitions. Second operand has 17 states, 16 states have (on average 2.4375) internal successors, (39), 16 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:18,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:18,362 INFO L93 Difference]: Finished difference Result 1896 states and 3639 transitions. [2022-03-15 20:29:18,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 20:29:18,362 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.4375) internal successors, (39), 16 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:29:18,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:18,364 INFO L225 Difference]: With dead ends: 1896 [2022-03-15 20:29:18,365 INFO L226 Difference]: Without dead ends: 1896 [2022-03-15 20:29:18,365 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 12 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=207, Invalid=663, Unknown=0, NotChecked=0, Total=870 [2022-03-15 20:29:18,365 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 329 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 1829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:18,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 213 Invalid, 1829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-15 20:29:18,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1896 states. [2022-03-15 20:29:18,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1896 to 1422. [2022-03-15 20:29:18,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1422 states, 1405 states have (on average 1.9501779359430604) internal successors, (2740), 1421 states have internal predecessors, (2740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:18,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1422 states and 2740 transitions. [2022-03-15 20:29:18,384 INFO L78 Accepts]: Start accepts. Automaton has 1422 states and 2740 transitions. Word has length 36 [2022-03-15 20:29:18,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:18,384 INFO L470 AbstractCegarLoop]: Abstraction has 1422 states and 2740 transitions. [2022-03-15 20:29:18,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.4375) internal successors, (39), 16 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:18,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2740 transitions. [2022-03-15 20:29:18,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:29:18,385 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:18,385 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:18,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-15 20:29:18,385 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:18,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:18,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1189799278, now seen corresponding path program 1 times [2022-03-15 20:29:18,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:18,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802345467] [2022-03-15 20:29:18,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:18,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:19,448 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:19,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:19,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802345467] [2022-03-15 20:29:19,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802345467] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:19,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:19,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:29:19,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [41594320] [2022-03-15 20:29:19,448 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:19,452 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:19,466 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 56 transitions. [2022-03-15 20:29:19,467 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:19,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:19,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-03-15 20:29:19,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:19,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-03-15 20:29:19,848 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [199421#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 199420#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 199419#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 199422#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:29:19,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-15 20:29:19,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:19,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-15 20:29:19,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:29:19,850 INFO L87 Difference]: Start difference. First operand 1422 states and 2740 transitions. Second operand has 19 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 18 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:24,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:24,016 INFO L93 Difference]: Finished difference Result 1658 states and 3185 transitions. [2022-03-15 20:29:24,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:29:24,017 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 18 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:29:24,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:24,019 INFO L225 Difference]: With dead ends: 1658 [2022-03-15 20:29:24,019 INFO L226 Difference]: Without dead ends: 1658 [2022-03-15 20:29:24,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 9 SyntacticMatches, 4 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=259, Invalid=863, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 20:29:24,020 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 329 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 2184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:24,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 175 Invalid, 2184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 2012 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-15 20:29:24,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2022-03-15 20:29:24,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1433. [2022-03-15 20:29:24,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1433 states, 1416 states have (on average 1.9505649717514124) internal successors, (2762), 1432 states have internal predecessors, (2762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:24,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1433 states and 2762 transitions. [2022-03-15 20:29:24,034 INFO L78 Accepts]: Start accepts. Automaton has 1433 states and 2762 transitions. Word has length 36 [2022-03-15 20:29:24,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:24,034 INFO L470 AbstractCegarLoop]: Abstraction has 1433 states and 2762 transitions. [2022-03-15 20:29:24,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 18 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:24,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2762 transitions. [2022-03-15 20:29:24,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:29:24,035 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:24,035 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:24,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-15 20:29:24,035 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:24,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:24,035 INFO L85 PathProgramCache]: Analyzing trace with hash 2125378796, now seen corresponding path program 2 times [2022-03-15 20:29:24,036 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:24,036 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559706379] [2022-03-15 20:29:24,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:24,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:24,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:24,817 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:24,817 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:24,817 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559706379] [2022-03-15 20:29:24,817 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559706379] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:24,817 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:24,817 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:29:24,817 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1948678141] [2022-03-15 20:29:24,818 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:24,821 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:24,834 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 52 transitions. [2022-03-15 20:29:24,834 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:25,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:25,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-03-15 20:29:25,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:25,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-03-15 20:29:25,119 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [203993#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 203992#(and (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 203994#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:29:25,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:29:25,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:25,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:29:25,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:29:25,119 INFO L87 Difference]: Start difference. First operand 1433 states and 2762 transitions. Second operand has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:30,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:30,274 INFO L93 Difference]: Finished difference Result 1696 states and 3259 transitions. [2022-03-15 20:29:30,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 20:29:30,274 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:29:30,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:30,277 INFO L225 Difference]: With dead ends: 1696 [2022-03-15 20:29:30,277 INFO L226 Difference]: Without dead ends: 1696 [2022-03-15 20:29:30,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 9 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=316, Invalid=1016, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:29:30,278 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 334 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 2128 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 2312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 2128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:30,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [334 Valid, 176 Invalid, 2312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 2128 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-03-15 20:29:30,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1696 states. [2022-03-15 20:29:30,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1696 to 1447. [2022-03-15 20:29:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1447 states, 1430 states have (on average 1.951048951048951) internal successors, (2790), 1446 states have internal predecessors, (2790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:30,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1447 states and 2790 transitions. [2022-03-15 20:29:30,295 INFO L78 Accepts]: Start accepts. Automaton has 1447 states and 2790 transitions. Word has length 36 [2022-03-15 20:29:30,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:30,295 INFO L470 AbstractCegarLoop]: Abstraction has 1447 states and 2790 transitions. [2022-03-15 20:29:30,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2790 transitions. [2022-03-15 20:29:30,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:29:30,296 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:30,296 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:30,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-15 20:29:30,296 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:30,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:30,297 INFO L85 PathProgramCache]: Analyzing trace with hash 66499468, now seen corresponding path program 3 times [2022-03-15 20:29:30,298 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:30,298 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095572558] [2022-03-15 20:29:30,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:30,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:31,054 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:31,054 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:31,054 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095572558] [2022-03-15 20:29:31,054 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095572558] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:31,054 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:31,055 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:29:31,055 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [280634802] [2022-03-15 20:29:31,055 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:31,060 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:31,075 INFO L252 McrAutomatonBuilder]: Finished intersection with 43 states and 48 transitions. [2022-03-15 20:29:31,075 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:31,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:31,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-03-15 20:29:31,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:31,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-03-15 20:29:31,223 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [208638#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|))), 208639#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:29:31,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:29:31,223 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:31,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:29:31,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:29:31,223 INFO L87 Difference]: Start difference. First operand 1447 states and 2790 transitions. Second operand has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:36,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:36,883 INFO L93 Difference]: Finished difference Result 1734 states and 3333 transitions. [2022-03-15 20:29:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-15 20:29:36,883 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:29:36,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:36,886 INFO L225 Difference]: With dead ends: 1734 [2022-03-15 20:29:36,886 INFO L226 Difference]: Without dead ends: 1734 [2022-03-15 20:29:36,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=376, Invalid=1184, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:29:36,886 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 322 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 2471 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 2637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 2471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:36,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [322 Valid, 177 Invalid, 2637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 2471 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-03-15 20:29:36,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1734 states. [2022-03-15 20:29:36,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1734 to 1461. [2022-03-15 20:29:36,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1461 states, 1444 states have (on average 1.951523545706371) internal successors, (2818), 1460 states have internal predecessors, (2818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:36,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1461 states and 2818 transitions. [2022-03-15 20:29:36,900 INFO L78 Accepts]: Start accepts. Automaton has 1461 states and 2818 transitions. Word has length 36 [2022-03-15 20:29:36,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:36,900 INFO L470 AbstractCegarLoop]: Abstraction has 1461 states and 2818 transitions. [2022-03-15 20:29:36,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:36,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2818 transitions. [2022-03-15 20:29:36,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:29:36,901 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:36,901 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:36,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-15 20:29:36,902 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:36,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:36,902 INFO L85 PathProgramCache]: Analyzing trace with hash -178751922, now seen corresponding path program 4 times [2022-03-15 20:29:36,904 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:36,904 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821273060] [2022-03-15 20:29:36,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:36,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:37,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:37,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821273060] [2022-03-15 20:29:37,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821273060] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:37,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:37,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:29:37,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2007772084] [2022-03-15 20:29:37,545 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:37,548 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:37,583 INFO L252 McrAutomatonBuilder]: Finished intersection with 41 states and 44 transitions. [2022-03-15 20:29:37,583 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:37,637 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:37,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-03-15 20:29:37,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:37,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-03-15 20:29:37,656 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [213357#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_~p~0#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |~#c~0.base|)))] [2022-03-15 20:29:37,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:29:37,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:37,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:29:37,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:29:37,656 INFO L87 Difference]: Start difference. First operand 1461 states and 2818 transitions. Second operand has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:42,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:42,652 INFO L93 Difference]: Finished difference Result 1772 states and 3407 transitions. [2022-03-15 20:29:42,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 20:29:42,652 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:29:42,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:42,654 INFO L225 Difference]: With dead ends: 1772 [2022-03-15 20:29:42,655 INFO L226 Difference]: Without dead ends: 1772 [2022-03-15 20:29:42,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 313 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=439, Invalid=1367, Unknown=0, NotChecked=0, Total=1806 [2022-03-15 20:29:42,655 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 339 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 2065 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:42,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [339 Valid, 177 Invalid, 2065 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-03-15 20:29:42,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1772 states. [2022-03-15 20:29:42,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1772 to 1475. [2022-03-15 20:29:42,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1475 states, 1458 states have (on average 1.9519890260631) internal successors, (2846), 1474 states have internal predecessors, (2846), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:42,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1475 states and 2846 transitions. [2022-03-15 20:29:42,672 INFO L78 Accepts]: Start accepts. Automaton has 1475 states and 2846 transitions. Word has length 36 [2022-03-15 20:29:42,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:42,673 INFO L470 AbstractCegarLoop]: Abstraction has 1475 states and 2846 transitions. [2022-03-15 20:29:42,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:42,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2846 transitions. [2022-03-15 20:29:42,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:29:42,674 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:42,674 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:42,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-15 20:29:42,674 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:42,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:42,674 INFO L85 PathProgramCache]: Analyzing trace with hash 210564743, now seen corresponding path program 1 times [2022-03-15 20:29:42,675 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:42,675 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772224706] [2022-03-15 20:29:42,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:42,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:43,357 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:43,357 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772224706] [2022-03-15 20:29:43,357 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772224706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:43,357 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:43,357 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:29:43,357 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [905519709] [2022-03-15 20:29:43,357 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:43,360 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:43,371 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 40 transitions. [2022-03-15 20:29:43,371 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:43,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:43,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2022-03-15 20:29:43,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:43,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2022-03-15 20:29:43,389 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:29:43,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:29:43,389 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:43,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:29:43,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:29:43,390 INFO L87 Difference]: Start difference. First operand 1475 states and 2846 transitions. Second operand has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:48,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:48,343 INFO L93 Difference]: Finished difference Result 2435 states and 4624 transitions. [2022-03-15 20:29:48,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 20:29:48,343 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:29:48,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:48,346 INFO L225 Difference]: With dead ends: 2435 [2022-03-15 20:29:48,346 INFO L226 Difference]: Without dead ends: 2435 [2022-03-15 20:29:48,347 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=254, Invalid=1152, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:29:48,347 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 403 mSDsluCounter, 501 mSDsCounter, 0 mSdLazyCounter, 2780 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 403 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 2954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 2780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:48,347 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [403 Valid, 446 Invalid, 2954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 2780 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-03-15 20:29:48,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2435 states. [2022-03-15 20:29:48,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2435 to 1580. [2022-03-15 20:29:48,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1580 states, 1563 states have (on average 1.9577735124760076) internal successors, (3060), 1579 states have internal predecessors, (3060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:48,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1580 states and 3060 transitions. [2022-03-15 20:29:48,364 INFO L78 Accepts]: Start accepts. Automaton has 1580 states and 3060 transitions. Word has length 36 [2022-03-15 20:29:48,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:48,364 INFO L470 AbstractCegarLoop]: Abstraction has 1580 states and 3060 transitions. [2022-03-15 20:29:48,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:48,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3060 transitions. [2022-03-15 20:29:48,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:29:48,365 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:48,366 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:48,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-15 20:29:48,366 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:48,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:48,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1078986496, now seen corresponding path program 5 times [2022-03-15 20:29:48,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:48,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126872358] [2022-03-15 20:29:48,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:48,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:49,075 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:49,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:49,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126872358] [2022-03-15 20:29:49,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126872358] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:49,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:29:49,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:29:49,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [810490526] [2022-03-15 20:29:49,076 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:49,079 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:49,090 INFO L252 McrAutomatonBuilder]: Finished intersection with 40 states and 42 transitions. [2022-03-15 20:29:49,090 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:49,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:49,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2022-03-15 20:29:49,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:49,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2022-03-15 20:29:49,120 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:29:49,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:29:49,120 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:49,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:29:49,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:29:49,121 INFO L87 Difference]: Start difference. First operand 1580 states and 3060 transitions. Second operand has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:53,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:29:53,771 INFO L93 Difference]: Finished difference Result 2281 states and 4367 transitions. [2022-03-15 20:29:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 20:29:53,771 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:29:53,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:29:53,774 INFO L225 Difference]: With dead ends: 2281 [2022-03-15 20:29:53,774 INFO L226 Difference]: Without dead ends: 2281 [2022-03-15 20:29:53,775 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=674, Invalid=2406, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 20:29:53,775 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 464 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 1605 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 1767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:29:53,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [464 Valid, 412 Invalid, 1767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1605 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-15 20:29:53,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2281 states. [2022-03-15 20:29:53,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2281 to 1568. [2022-03-15 20:29:53,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1568 states, 1551 states have (on average 1.9574468085106382) internal successors, (3036), 1567 states have internal predecessors, (3036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:53,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1568 states and 3036 transitions. [2022-03-15 20:29:53,794 INFO L78 Accepts]: Start accepts. Automaton has 1568 states and 3036 transitions. Word has length 36 [2022-03-15 20:29:53,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:29:53,794 INFO L470 AbstractCegarLoop]: Abstraction has 1568 states and 3036 transitions. [2022-03-15 20:29:53,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:29:53,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 3036 transitions. [2022-03-15 20:29:53,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:29:53,795 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:29:53,795 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:29:53,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-15 20:29:53,796 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:29:53,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:29:53,796 INFO L85 PathProgramCache]: Analyzing trace with hash -782149240, now seen corresponding path program 6 times [2022-03-15 20:29:53,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:29:53,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726764] [2022-03-15 20:29:53,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:29:53,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:29:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:29:54,557 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-03-15 20:29:54,557 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:29:54,557 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726764] [2022-03-15 20:29:54,557 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726764] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:29:54,557 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90203095] [2022-03-15 20:29:54,557 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-15 20:29:54,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:29:54,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:29:54,558 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:29:54,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-03-15 20:29:56,539 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2022-03-15 20:29:56,539 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:29:56,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 108 conjunts are in the unsatisfiable core [2022-03-15 20:29:56,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:29:56,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,638 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2261 treesize of output 586 [2022-03-15 20:29:56,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,653 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 70 [2022-03-15 20:29:56,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,672 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 83 [2022-03-15 20:29:56,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,712 INFO L353 Elim1Store]: treesize reduction 31, result has 48.3 percent of original size [2022-03-15 20:29:56,712 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 72 [2022-03-15 20:29:56,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,777 INFO L353 Elim1Store]: treesize reduction 293, result has 17.2 percent of original size [2022-03-15 20:29:56,777 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 127 treesize of output 139 [2022-03-15 20:29:56,779 INFO L884 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2022-03-15 20:29:56,795 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-03-15 20:29:56,807 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-03-15 20:29:56,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:56,953 INFO L353 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2022-03-15 20:29:56,954 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 377 treesize of output 248 [2022-03-15 20:29:56,964 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:56,964 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 215 treesize of output 135 [2022-03-15 20:29:57,035 INFO L353 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-03-15 20:29:57,035 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 265 treesize of output 239 [2022-03-15 20:29:57,041 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2022-03-15 20:29:57,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,305 INFO L353 Elim1Store]: treesize reduction 16, result has 74.6 percent of original size [2022-03-15 20:29:57,305 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 62 [2022-03-15 20:29:57,367 INFO L353 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-03-15 20:29:57,368 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 99 [2022-03-15 20:29:57,372 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 91 [2022-03-15 20:29:57,484 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 66 [2022-03-15 20:29:57,636 INFO L353 Elim1Store]: treesize reduction 42, result has 6.7 percent of original size [2022-03-15 20:29:57,636 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 107 treesize of output 33 [2022-03-15 20:29:57,717 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:29:57,758 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-03-15 20:29:57,830 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-03-15 20:29:57,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,861 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:29:57,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,910 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:29:57,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:29:57,966 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:29:58,017 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:29:58,017 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:29:58,017 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90203095] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:29:58,017 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:29:58,017 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 26 [2022-03-15 20:29:58,017 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [811730450] [2022-03-15 20:29:58,017 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:29:58,022 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:29:58,036 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 40 transitions. [2022-03-15 20:29:58,036 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:29:58,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:58,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2022-03-15 20:29:58,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:29:58,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 217 [2022-03-15 20:29:58,082 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:29:58,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:29:58,082 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:29:58,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:29:58,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=664, Unknown=0, NotChecked=0, Total=756 [2022-03-15 20:29:58,083 INFO L87 Difference]: Start difference. First operand 1568 states and 3036 transitions. Second operand has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:01,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:01,496 INFO L93 Difference]: Finished difference Result 3055 states and 5950 transitions. [2022-03-15 20:30:01,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 20:30:01,496 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:01,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:01,500 INFO L225 Difference]: With dead ends: 3055 [2022-03-15 20:30:01,500 INFO L226 Difference]: Without dead ends: 3055 [2022-03-15 20:30:01,500 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 480 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=384, Invalid=2066, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 20:30:01,501 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 160 mSDsluCounter, 475 mSDsCounter, 0 mSdLazyCounter, 1581 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 2165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 1581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 513 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:01,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [160 Valid, 373 Invalid, 2165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 1581 Invalid, 0 Unknown, 513 Unchecked, 2.7s Time] [2022-03-15 20:30:01,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3055 states. [2022-03-15 20:30:01,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3055 to 1580. [2022-03-15 20:30:01,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1580 states, 1563 states have (on average 1.9577735124760076) internal successors, (3060), 1579 states have internal predecessors, (3060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:01,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1580 states and 3060 transitions. [2022-03-15 20:30:01,531 INFO L78 Accepts]: Start accepts. Automaton has 1580 states and 3060 transitions. Word has length 36 [2022-03-15 20:30:01,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:01,531 INFO L470 AbstractCegarLoop]: Abstraction has 1580 states and 3060 transitions. [2022-03-15 20:30:01,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:01,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3060 transitions. [2022-03-15 20:30:01,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:01,532 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:01,532 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:01,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-03-15 20:30:01,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2022-03-15 20:30:01,759 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:01,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:01,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1245544540, now seen corresponding path program 2 times [2022-03-15 20:30:01,761 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:01,761 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535463508] [2022-03-15 20:30:01,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:01,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:02,192 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:02,193 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:02,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535463508] [2022-03-15 20:30:02,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535463508] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:02,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:02,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:30:02,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [456043293] [2022-03-15 20:30:02,193 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:02,198 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:02,218 INFO L252 McrAutomatonBuilder]: Finished intersection with 53 states and 68 transitions. [2022-03-15 20:30:02,219 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:02,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:02,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:02,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:02,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:02,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:02,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:02,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:02,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:02,430 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [235710#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0))), 235709#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0))] [2022-03-15 20:30:02,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:30:02,430 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:02,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:30:02,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:30:02,430 INFO L87 Difference]: Start difference. First operand 1580 states and 3060 transitions. Second operand has 14 states, 13 states have (on average 3.4615384615384617) internal successors, (45), 13 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:05,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:05,362 INFO L93 Difference]: Finished difference Result 2045 states and 3964 transitions. [2022-03-15 20:30:05,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:30:05,362 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.4615384615384617) internal successors, (45), 13 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:05,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:05,364 INFO L225 Difference]: With dead ends: 2045 [2022-03-15 20:30:05,364 INFO L226 Difference]: Without dead ends: 2045 [2022-03-15 20:30:05,365 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 11 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=474, Unknown=0, NotChecked=0, Total=600 [2022-03-15 20:30:05,365 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 224 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 1174 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 1214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 1174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:05,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [224 Valid, 312 Invalid, 1214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 1174 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 20:30:05,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2045 states. [2022-03-15 20:30:05,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2045 to 1589. [2022-03-15 20:30:05,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1589 states, 1572 states have (on average 1.9580152671755726) internal successors, (3078), 1588 states have internal predecessors, (3078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:05,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1589 states and 3078 transitions. [2022-03-15 20:30:05,379 INFO L78 Accepts]: Start accepts. Automaton has 1589 states and 3078 transitions. Word has length 36 [2022-03-15 20:30:05,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:05,379 INFO L470 AbstractCegarLoop]: Abstraction has 1589 states and 3078 transitions. [2022-03-15 20:30:05,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.4615384615384617) internal successors, (45), 13 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:05,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3078 transitions. [2022-03-15 20:30:05,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:05,380 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:05,380 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:05,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-15 20:30:05,381 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:05,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:05,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1257788302, now seen corresponding path program 7 times [2022-03-15 20:30:05,388 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:05,388 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444180196] [2022-03-15 20:30:05,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:05,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:06,066 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:06,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:06,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444180196] [2022-03-15 20:30:06,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444180196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:06,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:06,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:30:06,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [131829811] [2022-03-15 20:30:06,066 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:06,070 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:06,085 INFO L252 McrAutomatonBuilder]: Finished intersection with 53 states and 68 transitions. [2022-03-15 20:30:06,085 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:06,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:06,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:30:06,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:06,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:30:06,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:30:06,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:06,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:06,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:30:06,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:30:06,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:06,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:06,404 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 6 new interpolants: [240973#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|))), 240975#(and (or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4))) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)) 0)) (or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))), 240972#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 240970#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 240974#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4))) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0))), 240971#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:30:06,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 20:30:06,405 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:06,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 20:30:06,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=319, Unknown=0, NotChecked=0, Total=380 [2022-03-15 20:30:06,405 INFO L87 Difference]: Start difference. First operand 1589 states and 3078 transitions. Second operand has 20 states, 19 states have (on average 2.0526315789473686) internal successors, (39), 19 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:10,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:10,074 INFO L93 Difference]: Finished difference Result 2085 states and 4054 transitions. [2022-03-15 20:30:10,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:30:10,074 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 2.0526315789473686) internal successors, (39), 19 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:10,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:10,077 INFO L225 Difference]: With dead ends: 2085 [2022-03-15 20:30:10,077 INFO L226 Difference]: Without dead ends: 2085 [2022-03-15 20:30:10,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=234, Invalid=1098, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:30:10,077 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 287 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 1662 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 1662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:10,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [287 Valid, 374 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 1662 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-03-15 20:30:10,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2085 states. [2022-03-15 20:30:10,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2085 to 1628. [2022-03-15 20:30:10,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1628 states, 1611 states have (on average 1.9590316573556796) internal successors, (3156), 1627 states have internal predecessors, (3156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:10,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1628 states and 3156 transitions. [2022-03-15 20:30:10,094 INFO L78 Accepts]: Start accepts. Automaton has 1628 states and 3156 transitions. Word has length 36 [2022-03-15 20:30:10,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:10,094 INFO L470 AbstractCegarLoop]: Abstraction has 1628 states and 3156 transitions. [2022-03-15 20:30:10,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 2.0526315789473686) internal successors, (39), 19 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:10,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 3156 transitions. [2022-03-15 20:30:10,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:10,095 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:10,095 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:10,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-15 20:30:10,095 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:10,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:10,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1630731240, now seen corresponding path program 8 times [2022-03-15 20:30:10,099 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:10,099 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729570748] [2022-03-15 20:30:10,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:10,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:10,987 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:10,987 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:10,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729570748] [2022-03-15 20:30:10,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729570748] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:10,987 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:10,987 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:30:10,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [637308279] [2022-03-15 20:30:10,987 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:10,991 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:11,034 INFO L252 McrAutomatonBuilder]: Finished intersection with 52 states and 66 transitions. [2022-03-15 20:30:11,034 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:11,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:11,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:11,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,056 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:11,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:11,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:11,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:11,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:11,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:11,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:11,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:11,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:11,328 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [246366#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 246367#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0)), 246365#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:30:11,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:30:11,328 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:11,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:30:11,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:30:11,329 INFO L87 Difference]: Start difference. First operand 1628 states and 3156 transitions. Second operand has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:14,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:14,912 INFO L93 Difference]: Finished difference Result 2320 states and 4522 transitions. [2022-03-15 20:30:14,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:30:14,913 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:14,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:14,915 INFO L225 Difference]: With dead ends: 2320 [2022-03-15 20:30:14,915 INFO L226 Difference]: Without dead ends: 2320 [2022-03-15 20:30:14,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=224, Invalid=1036, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 20:30:14,916 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 264 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 1922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:14,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [264 Valid, 294 Invalid, 1922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-15 20:30:14,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2320 states. [2022-03-15 20:30:14,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2320 to 1675. [2022-03-15 20:30:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1675 states, 1658 states have (on average 1.9601930036188178) internal successors, (3250), 1674 states have internal predecessors, (3250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:14,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1675 states and 3250 transitions. [2022-03-15 20:30:14,933 INFO L78 Accepts]: Start accepts. Automaton has 1675 states and 3250 transitions. Word has length 36 [2022-03-15 20:30:14,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:14,933 INFO L470 AbstractCegarLoop]: Abstraction has 1675 states and 3250 transitions. [2022-03-15 20:30:14,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:14,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 3250 transitions. [2022-03-15 20:30:14,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:14,934 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:14,934 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:14,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-15 20:30:14,934 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:14,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:14,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1489891890, now seen corresponding path program 9 times [2022-03-15 20:30:14,936 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:14,936 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286732320] [2022-03-15 20:30:14,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:14,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:15,516 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:15,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:15,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286732320] [2022-03-15 20:30:15,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286732320] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:15,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:15,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:30:15,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [359482609] [2022-03-15 20:30:15,517 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:15,522 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:15,540 INFO L252 McrAutomatonBuilder]: Finished intersection with 51 states and 64 transitions. [2022-03-15 20:30:15,540 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:15,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:15,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:15,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:15,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:15,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:15,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:15,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:15,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:15,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:15,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:15,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:15,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:15,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:15,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:15,597 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:15,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:15,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:15,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:15,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:15,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:15,769 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [252091#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0)), 252090#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:30:15,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:30:15,770 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:15,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:30:15,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:30:15,770 INFO L87 Difference]: Start difference. First operand 1675 states and 3250 transitions. Second operand has 16 states, 15 states have (on average 2.066666666666667) internal successors, (31), 15 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:18,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:18,830 INFO L93 Difference]: Finished difference Result 2350 states and 4580 transitions. [2022-03-15 20:30:18,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 20:30:18,830 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.066666666666667) internal successors, (31), 15 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 36 [2022-03-15 20:30:18,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:18,832 INFO L225 Difference]: With dead ends: 2350 [2022-03-15 20:30:18,832 INFO L226 Difference]: Without dead ends: 2350 [2022-03-15 20:30:18,833 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=253, Invalid=1153, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:30:18,833 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 275 mSDsluCounter, 308 mSDsCounter, 0 mSdLazyCounter, 1570 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 1681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:18,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [275 Valid, 291 Invalid, 1681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1570 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 20:30:18,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2350 states. [2022-03-15 20:30:18,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2350 to 1684. [2022-03-15 20:30:18,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1684 states, 1667 states have (on average 1.9604079184163168) internal successors, (3268), 1683 states have internal predecessors, (3268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:18,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1684 states and 3268 transitions. [2022-03-15 20:30:18,854 INFO L78 Accepts]: Start accepts. Automaton has 1684 states and 3268 transitions. Word has length 36 [2022-03-15 20:30:18,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:18,855 INFO L470 AbstractCegarLoop]: Abstraction has 1684 states and 3268 transitions. [2022-03-15 20:30:18,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.066666666666667) internal successors, (31), 15 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:18,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 3268 transitions. [2022-03-15 20:30:18,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:18,856 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:18,856 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:18,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-15 20:30:18,856 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:18,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:18,856 INFO L85 PathProgramCache]: Analyzing trace with hash 684091816, now seen corresponding path program 10 times [2022-03-15 20:30:18,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:18,858 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796482853] [2022-03-15 20:30:18,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:18,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:19,530 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:19,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:19,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796482853] [2022-03-15 20:30:19,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796482853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:19,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:19,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:30:19,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [91638561] [2022-03-15 20:30:19,530 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:19,534 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:19,547 INFO L252 McrAutomatonBuilder]: Finished intersection with 50 states and 62 transitions. [2022-03-15 20:30:19,547 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:19,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:19,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:19,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:19,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:19,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:19,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:19,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:19,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:19,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:19,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:19,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:19,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:19,609 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:19,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:19,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:19,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:19,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:19,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:19,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:19,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:30:19,789 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [257868#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 4))] [2022-03-15 20:30:19,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:30:19,790 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:19,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:30:19,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:30:19,790 INFO L87 Difference]: Start difference. First operand 1684 states and 3268 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:24,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:24,772 INFO L93 Difference]: Finished difference Result 2518 states and 4910 transitions. [2022-03-15 20:30:24,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-15 20:30:24,773 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:24,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:24,776 INFO L225 Difference]: With dead ends: 2518 [2022-03-15 20:30:24,776 INFO L226 Difference]: Without dead ends: 2518 [2022-03-15 20:30:24,777 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=294, Invalid=1266, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:30:24,777 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 270 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 3074 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 3170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 3074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:24,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [270 Valid, 286 Invalid, 3170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 3074 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-03-15 20:30:24,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2518 states. [2022-03-15 20:30:24,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2518 to 1693. [2022-03-15 20:30:24,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1693 states, 1676 states have (on average 1.9606205250596658) internal successors, (3286), 1692 states have internal predecessors, (3286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:24,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1693 states and 3286 transitions. [2022-03-15 20:30:24,801 INFO L78 Accepts]: Start accepts. Automaton has 1693 states and 3286 transitions. Word has length 36 [2022-03-15 20:30:24,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:24,801 INFO L470 AbstractCegarLoop]: Abstraction has 1693 states and 3286 transitions. [2022-03-15 20:30:24,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:24,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3286 transitions. [2022-03-15 20:30:24,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:24,802 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:24,802 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:24,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-15 20:30:24,802 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:24,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:24,803 INFO L85 PathProgramCache]: Analyzing trace with hash -911343515, now seen corresponding path program 2 times [2022-03-15 20:30:24,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:24,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618536229] [2022-03-15 20:30:24,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:24,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:25,487 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:25,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:25,487 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618536229] [2022-03-15 20:30:25,487 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618536229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:25,487 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:25,487 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:30:25,487 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [493841922] [2022-03-15 20:30:25,488 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:25,491 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:25,508 INFO L252 McrAutomatonBuilder]: Finished intersection with 49 states and 60 transitions. [2022-03-15 20:30:25,509 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:25,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:30:25,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:25,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:30:25,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:25,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:30:25,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:25,557 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:25,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:30:25,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:30:25,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:25,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:25,706 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:30:25,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:30:25,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:25,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:30:25,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:30:25,707 INFO L87 Difference]: Start difference. First operand 1693 states and 3286 transitions. Second operand has 14 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:29,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:29,659 INFO L93 Difference]: Finished difference Result 2757 states and 5278 transitions. [2022-03-15 20:30:29,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 20:30:29,660 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:29,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:29,663 INFO L225 Difference]: With dead ends: 2757 [2022-03-15 20:30:29,663 INFO L226 Difference]: Without dead ends: 2757 [2022-03-15 20:30:29,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=137, Invalid=675, Unknown=0, NotChecked=0, Total=812 [2022-03-15 20:30:29,664 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 392 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 2482 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 2660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 2482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:29,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [392 Valid, 396 Invalid, 2660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 2482 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-03-15 20:30:29,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2757 states. [2022-03-15 20:30:29,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2757 to 1761. [2022-03-15 20:30:29,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1761 states, 1744 states have (on average 1.9621559633027523) internal successors, (3422), 1760 states have internal predecessors, (3422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:29,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1761 states and 3422 transitions. [2022-03-15 20:30:29,684 INFO L78 Accepts]: Start accepts. Automaton has 1761 states and 3422 transitions. Word has length 36 [2022-03-15 20:30:29,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:29,684 INFO L470 AbstractCegarLoop]: Abstraction has 1761 states and 3422 transitions. [2022-03-15 20:30:29,684 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:29,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3422 transitions. [2022-03-15 20:30:29,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:29,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:29,689 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:29,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-15 20:30:29,689 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:29,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:29,689 INFO L85 PathProgramCache]: Analyzing trace with hash 2094072542, now seen corresponding path program 11 times [2022-03-15 20:30:29,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:29,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606204387] [2022-03-15 20:30:29,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:29,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:30,237 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:30,237 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606204387] [2022-03-15 20:30:30,237 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606204387] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:30,237 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:30,237 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:30:30,237 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [722239774] [2022-03-15 20:30:30,237 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:30,243 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:30,257 INFO L252 McrAutomatonBuilder]: Finished intersection with 50 states and 62 transitions. [2022-03-15 20:30:30,258 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:30,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:30,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:30:30,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:30,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:30,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:30,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:30:30,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:30,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:30,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:30,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:30,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:30,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:30:30,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:30,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:30:30,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:30,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:30,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:30,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2022-03-15 20:30:30,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:30,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:30,420 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:30:30,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:30:30,420 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:30,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:30:30,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:30:30,421 INFO L87 Difference]: Start difference. First operand 1761 states and 3422 transitions. Second operand has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:33,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:33,894 INFO L93 Difference]: Finished difference Result 2805 states and 5421 transitions. [2022-03-15 20:30:33,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 20:30:33,894 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:33,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:33,897 INFO L225 Difference]: With dead ends: 2805 [2022-03-15 20:30:33,897 INFO L226 Difference]: Without dead ends: 2805 [2022-03-15 20:30:33,898 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=292, Invalid=1268, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:30:33,898 INFO L933 BasicCegarLoop]: 65 mSDtfsCounter, 323 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 2379 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 2449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 2379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:33,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [323 Valid, 391 Invalid, 2449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 2379 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-03-15 20:30:33,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2805 states. [2022-03-15 20:30:33,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2805 to 1743. [2022-03-15 20:30:33,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1743 states, 1726 states have (on average 1.9617612977983778) internal successors, (3386), 1742 states have internal predecessors, (3386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:33,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1743 states and 3386 transitions. [2022-03-15 20:30:33,916 INFO L78 Accepts]: Start accepts. Automaton has 1743 states and 3386 transitions. Word has length 36 [2022-03-15 20:30:33,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:33,916 INFO L470 AbstractCegarLoop]: Abstraction has 1743 states and 3386 transitions. [2022-03-15 20:30:33,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 13 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:33,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3386 transitions. [2022-03-15 20:30:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:33,917 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:33,917 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:33,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-15 20:30:33,917 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:33,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:33,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1794817632, now seen corresponding path program 12 times [2022-03-15 20:30:33,918 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:33,918 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489103090] [2022-03-15 20:30:33,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:33,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:34,751 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:34,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:34,752 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489103090] [2022-03-15 20:30:34,752 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489103090] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:34,752 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:34,752 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:30:34,752 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1041318882] [2022-03-15 20:30:34,752 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:34,756 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:34,769 INFO L252 McrAutomatonBuilder]: Finished intersection with 48 states and 58 transitions. [2022-03-15 20:30:34,769 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:34,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:34,775 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:34,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:34,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-03-15 20:30:34,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:34,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:34,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:34,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-03-15 20:30:34,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:34,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:34,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:34,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-03-15 20:30:35,057 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [276520#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 276518#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4))) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0)))), 276521#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 276519#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 2)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 276522#(and (or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4))) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)) 0)) (or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0))) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0))))] [2022-03-15 20:30:35,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 20:30:35,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:35,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 20:30:35,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2022-03-15 20:30:35,058 INFO L87 Difference]: Start difference. First operand 1743 states and 3386 transitions. Second operand has 20 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 19 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:41,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:41,250 INFO L93 Difference]: Finished difference Result 2528 states and 4951 transitions. [2022-03-15 20:30:41,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:30:41,250 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 19 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:41,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:41,253 INFO L225 Difference]: With dead ends: 2528 [2022-03-15 20:30:41,253 INFO L226 Difference]: Without dead ends: 2528 [2022-03-15 20:30:41,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=319, Invalid=1163, Unknown=0, NotChecked=0, Total=1482 [2022-03-15 20:30:41,253 INFO L933 BasicCegarLoop]: 49 mSDtfsCounter, 293 mSDsluCounter, 376 mSDsCounter, 0 mSdLazyCounter, 2445 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 2547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:41,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [293 Valid, 327 Invalid, 2547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2445 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-03-15 20:30:41,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2528 states. [2022-03-15 20:30:41,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2528 to 1732. [2022-03-15 20:30:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1732 states, 1715 states have (on average 1.9615160349854228) internal successors, (3364), 1731 states have internal predecessors, (3364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1732 states and 3364 transitions. [2022-03-15 20:30:41,276 INFO L78 Accepts]: Start accepts. Automaton has 1732 states and 3364 transitions. Word has length 36 [2022-03-15 20:30:41,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:41,277 INFO L470 AbstractCegarLoop]: Abstraction has 1732 states and 3364 transitions. [2022-03-15 20:30:41,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 19 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3364 transitions. [2022-03-15 20:30:41,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:41,278 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:41,278 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:41,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-15 20:30:41,278 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:41,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:41,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1421874694, now seen corresponding path program 13 times [2022-03-15 20:30:41,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:41,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107039003] [2022-03-15 20:30:41,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:41,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:41,930 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:41,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:41,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107039003] [2022-03-15 20:30:41,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107039003] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:41,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:41,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:30:41,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1454818282] [2022-03-15 20:30:41,931 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:41,934 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:41,948 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 56 transitions. [2022-03-15 20:30:41,948 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:41,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:41,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:41,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:41,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:30:41,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:41,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:41,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:41,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:30:41,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:41,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:30:41,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:41,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:42,273 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [282568#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 282569#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:30:42,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:30:42,273 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:42,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:30:42,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:30:42,274 INFO L87 Difference]: Start difference. First operand 1732 states and 3364 transitions. Second operand has 17 states, 16 states have (on average 1.9375) internal successors, (31), 16 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:46,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:46,863 INFO L93 Difference]: Finished difference Result 2421 states and 4735 transitions. [2022-03-15 20:30:46,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:30:46,864 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 1.9375) internal successors, (31), 16 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 36 [2022-03-15 20:30:46,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:46,866 INFO L225 Difference]: With dead ends: 2421 [2022-03-15 20:30:46,866 INFO L226 Difference]: Without dead ends: 2421 [2022-03-15 20:30:46,867 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=231, Invalid=891, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 20:30:46,867 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 252 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 1683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:46,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 201 Invalid, 1683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-15 20:30:46,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2421 states. [2022-03-15 20:30:46,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2421 to 1725. [2022-03-15 20:30:46,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1725 states, 1708 states have (on average 1.9613583138173303) internal successors, (3350), 1724 states have internal predecessors, (3350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:46,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1725 states and 3350 transitions. [2022-03-15 20:30:46,884 INFO L78 Accepts]: Start accepts. Automaton has 1725 states and 3350 transitions. Word has length 36 [2022-03-15 20:30:46,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:46,884 INFO L470 AbstractCegarLoop]: Abstraction has 1725 states and 3350 transitions. [2022-03-15 20:30:46,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 1.9375) internal successors, (31), 16 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:46,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3350 transitions. [2022-03-15 20:30:46,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:46,885 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:46,885 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:46,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-15 20:30:46,885 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:46,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:46,885 INFO L85 PathProgramCache]: Analyzing trace with hash -247530528, now seen corresponding path program 14 times [2022-03-15 20:30:46,887 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:46,887 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372175949] [2022-03-15 20:30:46,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:46,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:47,559 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:47,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:47,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372175949] [2022-03-15 20:30:47,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372175949] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:47,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:47,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:30:47,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [223070542] [2022-03-15 20:30:47,560 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:47,564 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:47,576 INFO L252 McrAutomatonBuilder]: Finished intersection with 46 states and 54 transitions. [2022-03-15 20:30:47,576 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:47,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:47,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:47,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:47,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:30:47,599 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:47,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:30:47,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:47,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:47,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:47,619 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:47,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:47,622 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:30:47,805 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [288490#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:30:47,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:30:47,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:47,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:30:47,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:30:47,806 INFO L87 Difference]: Start difference. First operand 1725 states and 3350 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:52,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:52,009 INFO L93 Difference]: Finished difference Result 2132 states and 4155 transitions. [2022-03-15 20:30:52,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 20:30:52,009 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:52,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:52,012 INFO L225 Difference]: With dead ends: 2132 [2022-03-15 20:30:52,012 INFO L226 Difference]: Without dead ends: 2132 [2022-03-15 20:30:52,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=259, Invalid=1001, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 20:30:52,012 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 203 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:52,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [203 Valid, 201 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-15 20:30:52,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2132 states. [2022-03-15 20:30:52,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2132 to 1718. [2022-03-15 20:30:52,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1718 states, 1701 states have (on average 1.9611992945326278) internal successors, (3336), 1717 states have internal predecessors, (3336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:52,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 3336 transitions. [2022-03-15 20:30:52,033 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 3336 transitions. Word has length 36 [2022-03-15 20:30:52,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:52,033 INFO L470 AbstractCegarLoop]: Abstraction has 1718 states and 3336 transitions. [2022-03-15 20:30:52,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:52,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3336 transitions. [2022-03-15 20:30:52,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:52,034 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:52,034 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:52,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-15 20:30:52,035 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:52,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:52,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1926453178, now seen corresponding path program 15 times [2022-03-15 20:30:52,036 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:52,036 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407097022] [2022-03-15 20:30:52,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:52,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:52,985 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:52,985 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:52,985 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407097022] [2022-03-15 20:30:52,985 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407097022] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:52,985 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:52,985 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:30:52,985 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [620699304] [2022-03-15 20:30:52,985 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:52,991 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:53,006 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 52 transitions. [2022-03-15 20:30:53,007 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:53,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:53,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:53,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:53,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:30:53,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:53,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:30:53,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:53,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:53,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:53,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-03-15 20:30:53,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:53,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:53,255 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:30:53,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:30:53,256 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:53,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:30:53,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:30:53,256 INFO L87 Difference]: Start difference. First operand 1718 states and 3336 transitions. Second operand has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:57,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:30:57,569 INFO L93 Difference]: Finished difference Result 2589 states and 5063 transitions. [2022-03-15 20:30:57,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 20:30:57,570 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:30:57,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:30:57,572 INFO L225 Difference]: With dead ends: 2589 [2022-03-15 20:30:57,572 INFO L226 Difference]: Without dead ends: 2589 [2022-03-15 20:30:57,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=272, Invalid=1060, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:30:57,573 INFO L933 BasicCegarLoop]: 41 mSDtfsCounter, 173 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 2486 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 2595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:30:57,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [173 Valid, 202 Invalid, 2595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 2486 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-15 20:30:57,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2589 states. [2022-03-15 20:30:57,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2589 to 1711. [2022-03-15 20:30:57,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1711 states, 1694 states have (on average 1.9610389610389611) internal successors, (3322), 1710 states have internal predecessors, (3322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:57,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1711 states and 3322 transitions. [2022-03-15 20:30:57,591 INFO L78 Accepts]: Start accepts. Automaton has 1711 states and 3322 transitions. Word has length 36 [2022-03-15 20:30:57,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:30:57,591 INFO L470 AbstractCegarLoop]: Abstraction has 1711 states and 3322 transitions. [2022-03-15 20:30:57,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:30:57,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 3322 transitions. [2022-03-15 20:30:57,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:30:57,592 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:30:57,592 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:30:57,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-15 20:30:57,592 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:30:57,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:30:57,593 INFO L85 PathProgramCache]: Analyzing trace with hash 446616868, now seen corresponding path program 3 times [2022-03-15 20:30:57,594 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:30:57,594 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42507292] [2022-03-15 20:30:57,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:30:57,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:30:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:30:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:30:58,112 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:30:58,112 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42507292] [2022-03-15 20:30:58,112 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42507292] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:30:58,112 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:30:58,112 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:30:58,112 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2140704144] [2022-03-15 20:30:58,112 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:30:58,120 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:30:58,138 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 52 transitions. [2022-03-15 20:30:58,139 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:30:58,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:58,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:58,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:30:58,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:30:58,499 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [300182#(and (= 0 |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|) (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (+ (* (- 1) |ULTIMATE.start_main_#t~mem49#1.offset|) 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.offset|) 0)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))] [2022-03-15 20:30:58,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:30:58,499 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:30:58,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:30:58,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:30:58,499 INFO L87 Difference]: Start difference. First operand 1711 states and 3322 transitions. Second operand has 14 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 13 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:01,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:01,542 INFO L93 Difference]: Finished difference Result 2566 states and 5006 transitions. [2022-03-15 20:31:01,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-15 20:31:01,542 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 13 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 36 [2022-03-15 20:31:01,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:01,545 INFO L225 Difference]: With dead ends: 2566 [2022-03-15 20:31:01,545 INFO L226 Difference]: Without dead ends: 2566 [2022-03-15 20:31:01,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=391, Unknown=0, NotChecked=0, Total=506 [2022-03-15 20:31:01,545 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 205 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 1187 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 1255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 1187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:01,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [205 Valid, 299 Invalid, 1255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 1187 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 20:31:01,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2566 states. [2022-03-15 20:31:01,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2566 to 1727. [2022-03-15 20:31:01,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1727 states, 1710 states have (on average 1.96140350877193) internal successors, (3354), 1726 states have internal predecessors, (3354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:01,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 3354 transitions. [2022-03-15 20:31:01,561 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 3354 transitions. Word has length 36 [2022-03-15 20:31:01,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:01,561 INFO L470 AbstractCegarLoop]: Abstraction has 1727 states and 3354 transitions. [2022-03-15 20:31:01,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 13 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:01,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3354 transitions. [2022-03-15 20:31:01,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:01,562 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:01,562 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:31:01,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-15 20:31:01,562 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:01,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:01,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1518289081, now seen corresponding path program 3 times [2022-03-15 20:31:01,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:01,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642711027] [2022-03-15 20:31:01,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:01,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:02,100 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:02,100 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:02,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642711027] [2022-03-15 20:31:02,100 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642711027] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:02,100 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:02,100 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:02,100 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2053802729] [2022-03-15 20:31:02,101 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:02,104 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:02,119 INFO L252 McrAutomatonBuilder]: Finished intersection with 55 states and 72 transitions. [2022-03-15 20:31:02,119 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:02,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:02,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:02,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:02,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:02,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:02,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:02,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:02,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:02,403 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [306235#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 306237#(or (= |ULTIMATE.start_main_#t~mem50#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem50#1.base|) 0))), 306239#(or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4))) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)) 0)), 306238#(or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4))) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)), 306236#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0))] [2022-03-15 20:31:02,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-15 20:31:02,403 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:02,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-15 20:31:02,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:31:02,404 INFO L87 Difference]: Start difference. First operand 1727 states and 3354 transitions. Second operand has 19 states, 18 states have (on average 2.7777777777777777) internal successors, (50), 18 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:08,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:08,623 INFO L93 Difference]: Finished difference Result 2852 states and 5468 transitions. [2022-03-15 20:31:08,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 20:31:08,624 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 2.7777777777777777) internal successors, (50), 18 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:31:08,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:08,627 INFO L225 Difference]: With dead ends: 2852 [2022-03-15 20:31:08,627 INFO L226 Difference]: Without dead ends: 2852 [2022-03-15 20:31:08,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=239, Invalid=1321, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:31:08,627 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 519 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 3939 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 519 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 4105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 3939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:08,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [519 Valid, 649 Invalid, 4105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 3939 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-03-15 20:31:08,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2852 states. [2022-03-15 20:31:08,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2852 to 1740. [2022-03-15 20:31:08,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1740 states, 1723 states have (on average 1.9616947185142193) internal successors, (3380), 1739 states have internal predecessors, (3380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:08,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1740 states and 3380 transitions. [2022-03-15 20:31:08,649 INFO L78 Accepts]: Start accepts. Automaton has 1740 states and 3380 transitions. Word has length 36 [2022-03-15 20:31:08,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:08,649 INFO L470 AbstractCegarLoop]: Abstraction has 1740 states and 3380 transitions. [2022-03-15 20:31:08,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 2.7777777777777777) internal successors, (50), 18 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:08,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3380 transitions. [2022-03-15 20:31:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:08,650 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:08,651 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:31:08,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-15 20:31:08,651 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:08,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:08,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1487126976, now seen corresponding path program 16 times [2022-03-15 20:31:08,652 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:08,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007400550] [2022-03-15 20:31:08,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:08,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:09,319 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:09,319 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007400550] [2022-03-15 20:31:09,319 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007400550] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:09,319 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:09,319 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:09,319 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1983897948] [2022-03-15 20:31:09,319 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:09,323 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:09,338 INFO L252 McrAutomatonBuilder]: Finished intersection with 56 states and 74 transitions. [2022-03-15 20:31:09,338 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:09,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:09,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:09,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:09,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:09,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:09,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:09,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:09,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:09,631 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [312628#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 312631#(or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4))) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)), 312629#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 312630#(or (= |ULTIMATE.start_main_#t~mem50#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem50#1.base|) 0)))] [2022-03-15 20:31:09,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:31:09,631 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:09,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:31:09,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:31:09,632 INFO L87 Difference]: Start difference. First operand 1740 states and 3380 transitions. Second operand has 18 states, 17 states have (on average 2.823529411764706) internal successors, (48), 17 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:15,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:15,028 INFO L93 Difference]: Finished difference Result 2872 states and 5559 transitions. [2022-03-15 20:31:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 20:31:15,028 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.823529411764706) internal successors, (48), 17 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:31:15,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:15,032 INFO L225 Difference]: With dead ends: 2872 [2022-03-15 20:31:15,032 INFO L226 Difference]: Without dead ends: 2872 [2022-03-15 20:31:15,032 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 532 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=410, Invalid=2140, Unknown=0, NotChecked=0, Total=2550 [2022-03-15 20:31:15,032 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 486 mSDsluCounter, 721 mSDsCounter, 0 mSdLazyCounter, 3344 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 3455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 3344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:15,032 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [486 Valid, 567 Invalid, 3455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 3344 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-03-15 20:31:15,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2872 states. [2022-03-15 20:31:15,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2872 to 1737. [2022-03-15 20:31:15,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1737 states, 1720 states have (on average 1.9616279069767442) internal successors, (3374), 1736 states have internal predecessors, (3374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:15,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1737 states and 3374 transitions. [2022-03-15 20:31:15,049 INFO L78 Accepts]: Start accepts. Automaton has 1737 states and 3374 transitions. Word has length 36 [2022-03-15 20:31:15,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:15,049 INFO L470 AbstractCegarLoop]: Abstraction has 1737 states and 3374 transitions. [2022-03-15 20:31:15,049 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.823529411764706) internal successors, (48), 17 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:15,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3374 transitions. [2022-03-15 20:31:15,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:15,051 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:15,051 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:31:15,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-15 20:31:15,051 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:15,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:15,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1783964232, now seen corresponding path program 17 times [2022-03-15 20:31:15,053 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:15,053 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974726376] [2022-03-15 20:31:15,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:15,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:15,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:15,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974726376] [2022-03-15 20:31:15,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974726376] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:15,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:15,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:15,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1487989461] [2022-03-15 20:31:15,652 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:15,656 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:15,671 INFO L252 McrAutomatonBuilder]: Finished intersection with 51 states and 64 transitions. [2022-03-15 20:31:15,671 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:15,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:15,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:15,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:15,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:16,064 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [319058#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |ULTIMATE.start_main_#t~mem50#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem50#1.base|) 0)))), 319060#(and (or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4))) 0)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)) 0)) (or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0)))), 319059#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4))) 0)) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)))] [2022-03-15 20:31:16,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:31:16,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:16,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:31:16,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:31:16,065 INFO L87 Difference]: Start difference. First operand 1737 states and 3374 transitions. Second operand has 17 states, 16 states have (on average 2.75) internal successors, (44), 16 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:21,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:21,571 INFO L93 Difference]: Finished difference Result 2591 states and 5043 transitions. [2022-03-15 20:31:21,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 20:31:21,571 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.75) internal successors, (44), 16 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:31:21,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:21,574 INFO L225 Difference]: With dead ends: 2591 [2022-03-15 20:31:21,574 INFO L226 Difference]: Without dead ends: 2591 [2022-03-15 20:31:21,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 537 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=439, Invalid=2111, Unknown=0, NotChecked=0, Total=2550 [2022-03-15 20:31:21,574 INFO L933 BasicCegarLoop]: 72 mSDtfsCounter, 303 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 3396 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 3493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 3396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:21,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 490 Invalid, 3493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 3396 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-03-15 20:31:21,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2591 states. [2022-03-15 20:31:21,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2591 to 1717. [2022-03-15 20:31:21,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1717 states, 1700 states have (on average 1.9611764705882353) internal successors, (3334), 1716 states have internal predecessors, (3334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:21,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1717 states and 3334 transitions. [2022-03-15 20:31:21,592 INFO L78 Accepts]: Start accepts. Automaton has 1717 states and 3334 transitions. Word has length 36 [2022-03-15 20:31:21,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:21,593 INFO L470 AbstractCegarLoop]: Abstraction has 1717 states and 3334 transitions. [2022-03-15 20:31:21,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.75) internal successors, (44), 16 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:21,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 3334 transitions. [2022-03-15 20:31:21,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:21,594 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:21,594 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:31:21,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-15 20:31:21,594 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:21,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:21,594 INFO L85 PathProgramCache]: Analyzing trace with hash 2034279679, now seen corresponding path program 4 times [2022-03-15 20:31:21,595 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:21,595 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142859551] [2022-03-15 20:31:21,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:21,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:22,069 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-03-15 20:31:22,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:22,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142859551] [2022-03-15 20:31:22,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142859551] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:31:22,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675116891] [2022-03-15 20:31:22,070 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 20:31:22,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:31:22,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:31:22,071 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:31:22,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-03-15 20:31:27,282 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 20:31:27,282 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:31:27,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 1413 conjuncts, 153 conjunts are in the unsatisfiable core [2022-03-15 20:31:27,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:31:27,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,584 INFO L353 Elim1Store]: treesize reduction 202, result has 24.3 percent of original size [2022-03-15 20:31:27,585 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 689 treesize of output 693 [2022-03-15 20:31:27,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,660 INFO L353 Elim1Store]: treesize reduction 66, result has 49.6 percent of original size [2022-03-15 20:31:27,660 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 299 treesize of output 305 [2022-03-15 20:31:27,699 INFO L353 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2022-03-15 20:31:27,700 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 46 [2022-03-15 20:31:27,719 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2022-03-15 20:31:27,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:27,787 INFO L353 Elim1Store]: treesize reduction 71, result has 21.1 percent of original size [2022-03-15 20:31:27,787 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 42 [2022-03-15 20:31:27,798 INFO L884 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2022-03-15 20:31:27,829 INFO L353 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2022-03-15 20:31:27,829 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 46 [2022-03-15 20:31:27,848 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2022-03-15 20:31:27,867 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2022-03-15 20:31:27,922 INFO L353 Elim1Store]: treesize reduction 38, result has 46.5 percent of original size [2022-03-15 20:31:27,922 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 113 [2022-03-15 20:31:27,945 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 141 [2022-03-15 20:31:27,992 INFO L353 Elim1Store]: treesize reduction 56, result has 44.6 percent of original size [2022-03-15 20:31:27,992 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 154 treesize of output 171 [2022-03-15 20:31:28,003 INFO L884 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2022-03-15 20:31:28,071 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-03-15 20:31:28,164 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-03-15 20:31:28,220 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-03-15 20:31:28,274 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-03-15 20:31:28,334 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:28,335 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 71 [2022-03-15 20:31:28,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:28,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:28,431 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2022-03-15 20:31:28,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-03-15 20:31:28,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:28,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:28,615 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:28,615 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 153 [2022-03-15 20:31:28,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:28,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:28,822 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:28,822 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 123 [2022-03-15 20:31:28,935 INFO L353 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-03-15 20:31:28,936 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 7 [2022-03-15 20:31:28,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:28,989 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 71 [2022-03-15 20:31:29,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:29,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:29,031 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 71 [2022-03-15 20:31:29,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:29,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:29,141 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2022-03-15 20:31:29,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:29,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:29,249 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:29,249 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 78 [2022-03-15 20:31:29,260 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-03-15 20:31:29,321 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:29,322 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 43 [2022-03-15 20:31:29,460 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 299 treesize of output 173 [2022-03-15 20:31:29,725 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 59 [2022-03-15 20:31:29,731 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 42 [2022-03-15 20:31:29,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:29,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:29,778 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 72 [2022-03-15 20:31:29,795 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:29,795 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 47 [2022-03-15 20:31:29,803 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-03-15 20:31:29,811 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-03-15 20:31:29,812 INFO L884 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2022-03-15 20:31:29,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:29,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:31:29,974 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 46 [2022-03-15 20:31:29,982 INFO L353 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-03-15 20:31:29,982 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 7 [2022-03-15 20:31:29,986 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-03-15 20:31:30,614 INFO L353 Elim1Store]: treesize reduction 113, result has 51.5 percent of original size [2022-03-15 20:31:30,614 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 225 treesize of output 308 [2022-03-15 20:31:31,048 INFO L353 Elim1Store]: treesize reduction 24, result has 54.7 percent of original size [2022-03-15 20:31:31,049 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 138 treesize of output 134 [2022-03-15 20:31:31,519 INFO L353 Elim1Store]: treesize reduction 85, result has 32.0 percent of original size [2022-03-15 20:31:31,519 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 145 treesize of output 96 [2022-03-15 20:31:31,715 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:31:31,785 INFO L353 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-03-15 20:31:31,786 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:31:31,845 INFO L353 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2022-03-15 20:31:31,846 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:31:31,915 INFO L353 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2022-03-15 20:31:31,915 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:31:31,963 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:31:31,994 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:31,994 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:31:31,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1675116891] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:31,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:31:31,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [13] total 24 [2022-03-15 20:31:31,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1120847862] [2022-03-15 20:31:31,995 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:31,998 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:32,014 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 80 transitions. [2022-03-15 20:31:32,014 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:32,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:32,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:32,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:32,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:32,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:32,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:32,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:35,136 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [325287#(and (not (= |ULTIMATE.start_main_~p~1#1.base| 0)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| 0))), 325286#(and (not (= |ULTIMATE.start_main_~p~1#1.base| 0)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| 0))), 325285#(and (not (= |ULTIMATE.start_main_~p~1#1.base| 0)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 3 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| 0))), 325288#(and (not (= |ULTIMATE.start_main_~p~1#1.base| 0)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 0)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|)))] [2022-03-15 20:31:35,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:31:35,137 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:35,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:31:35,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2022-03-15 20:31:35,137 INFO L87 Difference]: Start difference. First operand 1717 states and 3334 transitions. Second operand has 18 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:38,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:38,398 INFO L93 Difference]: Finished difference Result 2313 states and 4453 transitions. [2022-03-15 20:31:38,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 20:31:38,398 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:31:38,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:38,401 INFO L225 Difference]: With dead ends: 2313 [2022-03-15 20:31:38,401 INFO L226 Difference]: Without dead ends: 2313 [2022-03-15 20:31:38,401 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=125, Invalid=867, Unknown=0, NotChecked=0, Total=992 [2022-03-15 20:31:38,401 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 116 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 2146 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 2380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 2146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 153 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:38,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [116 Valid, 427 Invalid, 2380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 2146 Invalid, 0 Unknown, 153 Unchecked, 3.2s Time] [2022-03-15 20:31:38,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2313 states. [2022-03-15 20:31:38,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2313 to 1734. [2022-03-15 20:31:38,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1717 states have (on average 1.9615608619685498) internal successors, (3368), 1733 states have internal predecessors, (3368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:38,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 3368 transitions. [2022-03-15 20:31:38,419 INFO L78 Accepts]: Start accepts. Automaton has 1734 states and 3368 transitions. Word has length 36 [2022-03-15 20:31:38,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:38,419 INFO L470 AbstractCegarLoop]: Abstraction has 1734 states and 3368 transitions. [2022-03-15 20:31:38,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:38,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3368 transitions. [2022-03-15 20:31:38,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:38,420 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:38,420 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:31:38,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-03-15 20:31:38,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:31:38,647 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:38,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:38,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1233509998, now seen corresponding path program 18 times [2022-03-15 20:31:38,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:38,649 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741245298] [2022-03-15 20:31:38,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:38,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:39,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:39,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741245298] [2022-03-15 20:31:39,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741245298] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:39,195 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:39,195 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:31:39,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [206944968] [2022-03-15 20:31:39,195 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:39,199 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:39,210 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 40 transitions. [2022-03-15 20:31:39,210 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:39,225 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:39,229 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:39,235 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:39,239 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:39,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:39,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-03-15 20:31:39,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:39,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-03-15 20:31:39,274 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:39,281 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:39,289 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:39,294 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:39,297 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:31:39,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:31:39,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:39,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:31:39,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:31:39,298 INFO L87 Difference]: Start difference. First operand 1734 states and 3368 transitions. Second operand has 15 states, 14 states have (on average 2.0) internal successors, (28), 14 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:43,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:43,175 INFO L93 Difference]: Finished difference Result 2228 states and 4302 transitions. [2022-03-15 20:31:43,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 20:31:43,176 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0) internal successors, (28), 14 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:31:43,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:43,178 INFO L225 Difference]: With dead ends: 2228 [2022-03-15 20:31:43,178 INFO L226 Difference]: Without dead ends: 2228 [2022-03-15 20:31:43,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 429 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=458, Invalid=1522, Unknown=0, NotChecked=0, Total=1980 [2022-03-15 20:31:43,179 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 365 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 1600 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 1762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:43,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [365 Valid, 299 Invalid, 1762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1600 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 20:31:43,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2022-03-15 20:31:43,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 1679. [2022-03-15 20:31:43,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1679 states, 1662 states have (on average 1.9578820697954271) internal successors, (3254), 1678 states have internal predecessors, (3254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:43,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1679 states and 3254 transitions. [2022-03-15 20:31:43,217 INFO L78 Accepts]: Start accepts. Automaton has 1679 states and 3254 transitions. Word has length 36 [2022-03-15 20:31:43,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:43,217 INFO L470 AbstractCegarLoop]: Abstraction has 1679 states and 3254 transitions. [2022-03-15 20:31:43,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0) internal successors, (28), 14 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:43,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 3254 transitions. [2022-03-15 20:31:43,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:43,218 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:43,218 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:31:43,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-15 20:31:43,218 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:43,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:43,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1670413335, now seen corresponding path program 5 times [2022-03-15 20:31:43,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:43,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484380317] [2022-03-15 20:31:43,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:43,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:43,773 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:43,773 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:43,773 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484380317] [2022-03-15 20:31:43,773 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484380317] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:43,773 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:43,773 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:43,773 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [353784315] [2022-03-15 20:31:43,773 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:43,777 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:43,793 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 80 transitions. [2022-03-15 20:31:43,793 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:43,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:43,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:43,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:43,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:43,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:43,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:43,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:43,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:44,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:44,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:44,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:44,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:44,622 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:44,626 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:44,662 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [336751#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 336750#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 336752#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 336749#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 3 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 336753#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|))] [2022-03-15 20:31:44,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-15 20:31:44,663 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:44,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-15 20:31:44,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2022-03-15 20:31:44,663 INFO L87 Difference]: Start difference. First operand 1679 states and 3254 transitions. Second operand has 19 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:51,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:51,403 INFO L93 Difference]: Finished difference Result 2399 states and 4574 transitions. [2022-03-15 20:31:51,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:31:51,403 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:31:51,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:51,406 INFO L225 Difference]: With dead ends: 2399 [2022-03-15 20:31:51,406 INFO L226 Difference]: Without dead ends: 2399 [2022-03-15 20:31:51,407 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=229, Invalid=1177, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:31:51,407 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 312 mSDsluCounter, 481 mSDsCounter, 0 mSdLazyCounter, 3399 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 3548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 3399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:51,407 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [312 Valid, 388 Invalid, 3548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 3399 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2022-03-15 20:31:51,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2399 states. [2022-03-15 20:31:51,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2399 to 1672. [2022-03-15 20:31:51,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1672 states, 1655 states have (on average 1.957703927492447) internal successors, (3240), 1671 states have internal predecessors, (3240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:51,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1672 states and 3240 transitions. [2022-03-15 20:31:51,425 INFO L78 Accepts]: Start accepts. Automaton has 1672 states and 3240 transitions. Word has length 36 [2022-03-15 20:31:51,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:51,425 INFO L470 AbstractCegarLoop]: Abstraction has 1672 states and 3240 transitions. [2022-03-15 20:31:51,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 2.111111111111111) internal successors, (38), 18 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:51,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 3240 transitions. [2022-03-15 20:31:51,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:51,426 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:51,426 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:31:51,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-15 20:31:51,427 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:51,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:51,427 INFO L85 PathProgramCache]: Analyzing trace with hash -703469302, now seen corresponding path program 19 times [2022-03-15 20:31:51,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:51,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885132140] [2022-03-15 20:31:51,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:51,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:52,154 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:52,154 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:52,154 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885132140] [2022-03-15 20:31:52,154 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885132140] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:52,154 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:52,154 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:52,154 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [334887421] [2022-03-15 20:31:52,154 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:52,159 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:52,179 INFO L252 McrAutomatonBuilder]: Finished intersection with 52 states and 66 transitions. [2022-03-15 20:31:52,179 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:52,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:52,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:31:52,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:52,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:52,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:52,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:52,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:52,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:31:52,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:52,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:52,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:52,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:31:52,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:52,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:31:52,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:52,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:52,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:52,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:52,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:52,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2022-03-15 20:31:52,440 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:52,444 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:52,449 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:52,452 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [342551#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 342552#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0)), 342549#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 342550#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 4) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))))] [2022-03-15 20:31:52,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:31:52,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:52,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:31:52,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:31:52,453 INFO L87 Difference]: Start difference. First operand 1672 states and 3240 transitions. Second operand has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:57,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:31:57,345 INFO L93 Difference]: Finished difference Result 2283 states and 4443 transitions. [2022-03-15 20:31:57,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 20:31:57,345 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:31:57,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:31:57,348 INFO L225 Difference]: With dead ends: 2283 [2022-03-15 20:31:57,348 INFO L226 Difference]: Without dead ends: 2283 [2022-03-15 20:31:57,348 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=244, Invalid=1162, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:31:57,349 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 287 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 2162 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 2269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 2162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:31:57,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [287 Valid, 330 Invalid, 2269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 2162 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-03-15 20:31:57,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2283 states. [2022-03-15 20:31:57,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2283 to 1699. [2022-03-15 20:31:57,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1699 states, 1682 states have (on average 1.9583828775267538) internal successors, (3294), 1698 states have internal predecessors, (3294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:57,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 3294 transitions. [2022-03-15 20:31:57,368 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 3294 transitions. Word has length 36 [2022-03-15 20:31:57,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:31:57,368 INFO L470 AbstractCegarLoop]: Abstraction has 1699 states and 3294 transitions. [2022-03-15 20:31:57,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:31:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 3294 transitions. [2022-03-15 20:31:57,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:31:57,369 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:31:57,369 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:31:57,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-15 20:31:57,369 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:31:57,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:31:57,369 INFO L85 PathProgramCache]: Analyzing trace with hash 470874864, now seen corresponding path program 20 times [2022-03-15 20:31:57,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:31:57,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397240839] [2022-03-15 20:31:57,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:31:57,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:31:57,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:31:58,017 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:31:58,017 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:31:58,017 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397240839] [2022-03-15 20:31:58,017 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397240839] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:31:58,017 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:31:58,017 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:31:58,017 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [76224844] [2022-03-15 20:31:58,017 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:31:58,021 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:31:58,035 INFO L252 McrAutomatonBuilder]: Finished intersection with 51 states and 64 transitions. [2022-03-15 20:31:58,035 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:31:58,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:58,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:58,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:58,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:58,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:58,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:58,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:58,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:58,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:58,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:58,072 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:58,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:58,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:58,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:58,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:58,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:58,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:58,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:31:58,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:31:58,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:31:58,214 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:58,217 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:58,222 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:31:58,226 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [348289#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0)), 348290#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))))), 348288#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:31:58,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:31:58,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:31:58,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:31:58,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:31:58,226 INFO L87 Difference]: Start difference. First operand 1699 states and 3294 transitions. Second operand has 17 states, 16 states have (on average 2.125) internal successors, (34), 16 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:01,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:01,840 INFO L93 Difference]: Finished difference Result 2319 states and 4513 transitions. [2022-03-15 20:32:01,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 20:32:01,840 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.125) internal successors, (34), 16 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:32:01,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:01,842 INFO L225 Difference]: With dead ends: 2319 [2022-03-15 20:32:01,843 INFO L226 Difference]: Without dead ends: 2319 [2022-03-15 20:32:01,843 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=273, Invalid=1287, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:32:01,843 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 303 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 1728 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 1853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:01,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 327 Invalid, 1853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1728 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-15 20:32:01,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2319 states. [2022-03-15 20:32:01,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2319 to 1705. [2022-03-15 20:32:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1705 states, 1688 states have (on average 1.9585308056872037) internal successors, (3306), 1704 states have internal predecessors, (3306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:01,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1705 states and 3306 transitions. [2022-03-15 20:32:01,864 INFO L78 Accepts]: Start accepts. Automaton has 1705 states and 3306 transitions. Word has length 36 [2022-03-15 20:32:01,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:01,864 INFO L470 AbstractCegarLoop]: Abstraction has 1705 states and 3306 transitions. [2022-03-15 20:32:01,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.125) internal successors, (34), 16 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:01,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 3306 transitions. [2022-03-15 20:32:01,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:01,865 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:01,865 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:32:01,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-15 20:32:01,866 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:01,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:01,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1650108726, now seen corresponding path program 21 times [2022-03-15 20:32:01,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:01,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344664464] [2022-03-15 20:32:01,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:01,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:02,457 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:02,457 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:02,457 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344664464] [2022-03-15 20:32:02,457 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344664464] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:02,457 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:02,457 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:32:02,458 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1351889847] [2022-03-15 20:32:02,458 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:02,462 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:02,476 INFO L252 McrAutomatonBuilder]: Finished intersection with 50 states and 62 transitions. [2022-03-15 20:32:02,477 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:02,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:02,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:02,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:02,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:32:02,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:02,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:02,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:02,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:32:02,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:02,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:02,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:02,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:32:02,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:02,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:32:02,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:02,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:02,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:02,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2022-03-15 20:32:02,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:02,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:02,682 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:02,686 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:02,691 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:02,694 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [354081#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0)), 354080#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))))] [2022-03-15 20:32:02,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:32:02,694 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:02,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:32:02,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:32:02,695 INFO L87 Difference]: Start difference. First operand 1705 states and 3306 transitions. Second operand has 16 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 15 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:07,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:07,724 INFO L93 Difference]: Finished difference Result 2447 states and 4763 transitions. [2022-03-15 20:32:07,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-15 20:32:07,724 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 15 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:32:07,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:07,727 INFO L225 Difference]: With dead ends: 2447 [2022-03-15 20:32:07,727 INFO L226 Difference]: Without dead ends: 2447 [2022-03-15 20:32:07,728 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=314, Invalid=1408, Unknown=0, NotChecked=0, Total=1722 [2022-03-15 20:32:07,728 INFO L933 BasicCegarLoop]: 51 mSDtfsCounter, 304 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 3283 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 3388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 3283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:07,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [304 Valid, 315 Invalid, 3388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 3283 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-03-15 20:32:07,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2447 states. [2022-03-15 20:32:07,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2447 to 1711. [2022-03-15 20:32:07,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1711 states, 1694 states have (on average 1.9586776859504131) internal successors, (3318), 1710 states have internal predecessors, (3318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:07,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1711 states and 3318 transitions. [2022-03-15 20:32:07,749 INFO L78 Accepts]: Start accepts. Automaton has 1711 states and 3318 transitions. Word has length 36 [2022-03-15 20:32:07,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:07,749 INFO L470 AbstractCegarLoop]: Abstraction has 1711 states and 3318 transitions. [2022-03-15 20:32:07,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 15 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:07,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 3318 transitions. [2022-03-15 20:32:07,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:07,750 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:07,750 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:32:07,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-15 20:32:07,750 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:07,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:07,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1049423239, now seen corresponding path program 6 times [2022-03-15 20:32:07,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:07,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956619101] [2022-03-15 20:32:07,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:07,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:08,403 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:08,403 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:08,403 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956619101] [2022-03-15 20:32:08,404 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956619101] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:08,404 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:08,404 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:32:08,404 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [471300077] [2022-03-15 20:32:08,404 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:08,407 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:08,421 INFO L252 McrAutomatonBuilder]: Finished intersection with 49 states and 60 transitions. [2022-03-15 20:32:08,422 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:08,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:08,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:08,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:08,428 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2022-03-15 20:32:08,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:08,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:08,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:08,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2022-03-15 20:32:08,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:08,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:08,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:08,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2022-03-15 20:32:08,462 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:08,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:08,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:08,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2022-03-15 20:32:08,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:08,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2022-03-15 20:32:08,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:08,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:08,536 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:08,540 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:08,546 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:08,550 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [360017#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))))] [2022-03-15 20:32:08,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:32:08,550 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:08,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:32:08,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:32:08,551 INFO L87 Difference]: Start difference. First operand 1711 states and 3318 transitions. Second operand has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:12,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:12,923 INFO L93 Difference]: Finished difference Result 2720 states and 5209 transitions. [2022-03-15 20:32:12,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 20:32:12,924 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:32:12,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:12,927 INFO L225 Difference]: With dead ends: 2720 [2022-03-15 20:32:12,927 INFO L226 Difference]: Without dead ends: 2720 [2022-03-15 20:32:12,927 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=149, Invalid=781, Unknown=0, NotChecked=0, Total=930 [2022-03-15 20:32:12,927 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 393 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 2850 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 393 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 3015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 2850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:12,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [393 Valid, 444 Invalid, 3015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 2850 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-03-15 20:32:12,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2720 states. [2022-03-15 20:32:12,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2720 to 1622. [2022-03-15 20:32:12,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1622 states, 1606 states have (on average 1.9551681195516812) internal successors, (3140), 1621 states have internal predecessors, (3140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:12,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1622 states and 3140 transitions. [2022-03-15 20:32:12,942 INFO L78 Accepts]: Start accepts. Automaton has 1622 states and 3140 transitions. Word has length 36 [2022-03-15 20:32:12,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:12,943 INFO L470 AbstractCegarLoop]: Abstraction has 1622 states and 3140 transitions. [2022-03-15 20:32:12,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:12,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3140 transitions. [2022-03-15 20:32:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:12,943 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:12,943 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:32:12,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-15 20:32:12,944 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:12,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:12,944 INFO L85 PathProgramCache]: Analyzing trace with hash -240128000, now seen corresponding path program 22 times [2022-03-15 20:32:12,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:12,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653431751] [2022-03-15 20:32:12,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:12,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:13,600 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:13,600 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:13,600 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653431751] [2022-03-15 20:32:13,600 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653431751] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:13,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:13,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:32:13,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1337602370] [2022-03-15 20:32:13,601 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:13,604 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:13,620 INFO L252 McrAutomatonBuilder]: Finished intersection with 50 states and 62 transitions. [2022-03-15 20:32:13,620 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:13,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:13,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:32:13,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:13,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:13,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:13,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:32:13,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:13,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:13,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:13,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:13,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:13,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:32:13,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:13,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2022-03-15 20:32:13,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:13,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:13,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:13,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2022-03-15 20:32:13,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:13,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:13,732 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:13,736 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:13,740 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [366028#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))))] [2022-03-15 20:32:13,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:32:13,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:13,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:32:13,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:32:13,741 INFO L87 Difference]: Start difference. First operand 1622 states and 3140 transitions. Second operand has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:17,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:17,918 INFO L93 Difference]: Finished difference Result 2602 states and 5016 transitions. [2022-03-15 20:32:17,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 20:32:17,919 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 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 36 [2022-03-15 20:32:17,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:17,921 INFO L225 Difference]: With dead ends: 2602 [2022-03-15 20:32:17,921 INFO L226 Difference]: Without dead ends: 2602 [2022-03-15 20:32:17,922 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 471 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=397, Invalid=1765, Unknown=0, NotChecked=0, Total=2162 [2022-03-15 20:32:17,922 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 381 mSDsluCounter, 540 mSDsCounter, 0 mSdLazyCounter, 2982 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 3057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:17,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [381 Valid, 443 Invalid, 3057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2982 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-03-15 20:32:17,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2602 states. [2022-03-15 20:32:17,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2602 to 1598. [2022-03-15 20:32:17,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1598 states, 1582 states have (on average 1.95448798988622) internal successors, (3092), 1597 states have internal predecessors, (3092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1598 states and 3092 transitions. [2022-03-15 20:32:17,938 INFO L78 Accepts]: Start accepts. Automaton has 1598 states and 3092 transitions. Word has length 36 [2022-03-15 20:32:17,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:17,938 INFO L470 AbstractCegarLoop]: Abstraction has 1598 states and 3092 transitions. [2022-03-15 20:32:17,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 14 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:17,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 3092 transitions. [2022-03-15 20:32:17,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:17,938 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:17,939 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:32:17,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-15 20:32:17,939 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:17,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:17,939 INFO L85 PathProgramCache]: Analyzing trace with hash 538892060, now seen corresponding path program 23 times [2022-03-15 20:32:17,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:17,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342745009] [2022-03-15 20:32:17,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:17,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:18,732 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:18,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:18,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342745009] [2022-03-15 20:32:18,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342745009] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:18,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:18,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:32:18,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [916169419] [2022-03-15 20:32:18,733 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:18,736 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:18,749 INFO L252 McrAutomatonBuilder]: Finished intersection with 47 states and 56 transitions. [2022-03-15 20:32:18,749 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:18,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:18,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:32:18,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:18,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:18,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:18,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:18,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:18,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:32:18,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:18,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:32:18,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:18,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:18,928 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:18,931 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:18,937 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:18,942 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:18,947 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:18,988 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [371906#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 4) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))) (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (or (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|) (= 2 |~#c~0.base|))), 371908#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|))), 371907#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (= (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) (+ |t_funThread1of1ForFork0_new_~p~0#1.offset| 1)) |t_funThread1of1ForFork0_new_#t~nondet31#1|) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)))] [2022-03-15 20:32:18,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 20:32:18,988 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:18,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 20:32:18,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2022-03-15 20:32:18,989 INFO L87 Difference]: Start difference. First operand 1598 states and 3092 transitions. Second operand has 18 states, 17 states have (on average 2.0) internal successors, (34), 17 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:24,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:24,323 INFO L93 Difference]: Finished difference Result 2334 states and 4557 transitions. [2022-03-15 20:32:24,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 20:32:24,323 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.0) internal successors, (34), 17 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:32:24,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:24,326 INFO L225 Difference]: With dead ends: 2334 [2022-03-15 20:32:24,326 INFO L226 Difference]: Without dead ends: 2334 [2022-03-15 20:32:24,326 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=288, Invalid=1118, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:32:24,327 INFO L933 BasicCegarLoop]: 49 mSDtfsCounter, 271 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 2033 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 2156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 2033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:24,327 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [271 Valid, 278 Invalid, 2156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 2033 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-03-15 20:32:24,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2334 states. [2022-03-15 20:32:24,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2334 to 1591. [2022-03-15 20:32:24,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1591 states, 1575 states have (on average 1.9542857142857142) internal successors, (3078), 1590 states have internal predecessors, (3078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:24,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1591 states and 3078 transitions. [2022-03-15 20:32:24,343 INFO L78 Accepts]: Start accepts. Automaton has 1591 states and 3078 transitions. Word has length 36 [2022-03-15 20:32:24,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:24,344 INFO L470 AbstractCegarLoop]: Abstraction has 1591 states and 3078 transitions. [2022-03-15 20:32:24,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.0) internal successors, (34), 17 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:24,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 3078 transitions. [2022-03-15 20:32:24,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:24,344 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:24,344 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:32:24,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-15 20:32:24,345 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:24,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:24,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1713236226, now seen corresponding path program 24 times [2022-03-15 20:32:24,346 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:24,346 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984303961] [2022-03-15 20:32:24,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:24,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:25,123 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-03-15 20:32:25,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:25,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984303961] [2022-03-15 20:32:25,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984303961] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:32:25,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673406223] [2022-03-15 20:32:25,123 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-15 20:32:25,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:32:25,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:32:25,124 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:32:25,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-03-15 20:32:27,695 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2022-03-15 20:32:27,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:32:27,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 118 conjunts are in the unsatisfiable core [2022-03-15 20:32:27,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:32:27,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,790 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 73 [2022-03-15 20:32:27,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,798 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 43 [2022-03-15 20:32:27,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,808 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 44 [2022-03-15 20:32:27,814 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2022-03-15 20:32:27,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:27,872 INFO L353 Elim1Store]: treesize reduction 245, result has 14.6 percent of original size [2022-03-15 20:32:27,872 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 97 treesize of output 109 [2022-03-15 20:32:27,873 INFO L884 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2022-03-15 20:32:27,879 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-03-15 20:32:28,047 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 85 [2022-03-15 20:32:28,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,147 INFO L353 Elim1Store]: treesize reduction 16, result has 70.9 percent of original size [2022-03-15 20:32:28,147 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 54 [2022-03-15 20:32:28,220 INFO L353 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-03-15 20:32:28,220 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 104 treesize of output 84 [2022-03-15 20:32:28,333 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:32:28,442 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-03-15 20:32:28,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,539 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:32:28,590 INFO L353 Elim1Store]: treesize reduction 42, result has 6.7 percent of original size [2022-03-15 20:32:28,590 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 107 treesize of output 33 [2022-03-15 20:32:28,642 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2022-03-15 20:32:28,674 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2022-03-15 20:32:28,693 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2022-03-15 20:32:28,712 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2022-03-15 20:32:28,829 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2022-03-15 20:32:28,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,875 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:32:28,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:32:28,931 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:32:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:28,979 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:32:28,979 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673406223] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:28,979 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:32:28,979 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [14] total 28 [2022-03-15 20:32:28,979 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [533993802] [2022-03-15 20:32:28,979 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:28,984 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:29,000 INFO L252 McrAutomatonBuilder]: Finished intersection with 46 states and 54 transitions. [2022-03-15 20:32:29,001 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:29,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:29,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2022-03-15 20:32:29,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:29,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:29,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:29,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:29,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:29,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2022-03-15 20:32:29,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:29,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:29,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:29,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2022-03-15 20:32:29,304 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [377600#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem50#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| |ULTIMATE.start_main_#t~mem49#1.base|)) (not (= 2 |ULTIMATE.start_main_#t~mem49#1.base|)) (= |t_funThread1of1ForFork0_new_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_new_~p~0#1.base|) |t_funThread1of1ForFork0_new_~p~0#1.offset|)) (= |t_funThread1of1ForFork0_new_~p~0#1.offset| 0) (not (= |ULTIMATE.start_main_#t~mem50#1.base| 2)))] [2022-03-15 20:32:29,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:32:29,305 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:29,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:32:29,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=831, Unknown=0, NotChecked=0, Total=930 [2022-03-15 20:32:29,305 INFO L87 Difference]: Start difference. First operand 1591 states and 3078 transitions. Second operand has 17 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:30,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:30,744 INFO L93 Difference]: Finished difference Result 1758 states and 3405 transitions. [2022-03-15 20:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 20:32:30,744 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:32:30,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:30,746 INFO L225 Difference]: With dead ends: 1758 [2022-03-15 20:32:30,746 INFO L226 Difference]: Without dead ends: 1758 [2022-03-15 20:32:30,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 360 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=166, Invalid=1240, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:32:30,746 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 38 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 1068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 532 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:30,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 137 Invalid, 1068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 497 Invalid, 0 Unknown, 532 Unchecked, 1.3s Time] [2022-03-15 20:32:30,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1758 states. [2022-03-15 20:32:30,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1758 to 1601. [2022-03-15 20:32:30,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1601 states, 1585 states have (on average 1.9545741324921135) internal successors, (3098), 1600 states have internal predecessors, (3098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:30,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1601 states and 3098 transitions. [2022-03-15 20:32:30,760 INFO L78 Accepts]: Start accepts. Automaton has 1601 states and 3098 transitions. Word has length 36 [2022-03-15 20:32:30,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:30,761 INFO L470 AbstractCegarLoop]: Abstraction has 1601 states and 3098 transitions. [2022-03-15 20:32:30,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 1.8125) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:30,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 3098 transitions. [2022-03-15 20:32:30,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:30,762 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:30,762 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:32:30,800 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-03-15 20:32:30,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable73 [2022-03-15 20:32:30,987 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:30,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:30,987 INFO L85 PathProgramCache]: Analyzing trace with hash -407747364, now seen corresponding path program 25 times [2022-03-15 20:32:30,988 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:30,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327037953] [2022-03-15 20:32:30,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:30,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:31,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:31,663 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327037953] [2022-03-15 20:32:31,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327037953] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:31,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:31,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:32:31,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [663302290] [2022-03-15 20:32:31,663 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:31,667 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:31,681 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 52 transitions. [2022-03-15 20:32:31,681 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:31,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:31,687 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:31,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:31,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:32:31,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:31,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:31,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:31,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:32:31,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:31,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:31,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:31,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-03-15 20:32:31,807 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:31,810 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:31,815 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:31,820 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:31,825 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:31,828 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [382592#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 4) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))) (= 2 |~#c~0.base|))] [2022-03-15 20:32:31,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:32:31,828 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:31,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:32:31,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:32:31,829 INFO L87 Difference]: Start difference. First operand 1601 states and 3098 transitions. Second operand has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:36,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:36,993 INFO L93 Difference]: Finished difference Result 1937 states and 3760 transitions. [2022-03-15 20:32:36,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-15 20:32:36,993 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:32:36,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:36,996 INFO L225 Difference]: With dead ends: 1937 [2022-03-15 20:32:36,996 INFO L226 Difference]: Without dead ends: 1937 [2022-03-15 20:32:36,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=430, Invalid=1550, Unknown=0, NotChecked=0, Total=1980 [2022-03-15 20:32:36,996 INFO L933 BasicCegarLoop]: 32 mSDtfsCounter, 265 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 2650 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 2779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 2650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:36,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [265 Valid, 200 Invalid, 2779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 2650 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-03-15 20:32:36,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2022-03-15 20:32:37,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1534. [2022-03-15 20:32:37,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1534 states, 1519 states have (on average 1.9545753785385123) internal successors, (2969), 1533 states have internal predecessors, (2969), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:37,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1534 states and 2969 transitions. [2022-03-15 20:32:37,012 INFO L78 Accepts]: Start accepts. Automaton has 1534 states and 2969 transitions. Word has length 36 [2022-03-15 20:32:37,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:37,012 INFO L470 AbstractCegarLoop]: Abstraction has 1534 states and 2969 transitions. [2022-03-15 20:32:37,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:37,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2969 transitions. [2022-03-15 20:32:37,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:37,013 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:37,013 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:32:37,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-15 20:32:37,013 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:37,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:37,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1887583674, now seen corresponding path program 4 times [2022-03-15 20:32:37,014 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:37,014 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675755285] [2022-03-15 20:32:37,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:37,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:37,424 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:37,424 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:37,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675755285] [2022-03-15 20:32:37,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675755285] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:37,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:37,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:32:37,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1638646979] [2022-03-15 20:32:37,424 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:37,430 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:37,447 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 52 transitions. [2022-03-15 20:32:37,447 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:37,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:37,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:37,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:37,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:37,584 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:37,588 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:37,592 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:37,624 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [387669#(and (not (= |~#c~0.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem49#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 387671#(and (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))))) (= 2 |~#c~0.base|)), 387670#(and (or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0)) (or (= |~#c~0.base| 0) (not (= (select |#valid| |~#c~0.base|) 0))))] [2022-03-15 20:32:37,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:32:37,625 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:37,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:32:37,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:32:37,625 INFO L87 Difference]: Start difference. First operand 1534 states and 2969 transitions. Second operand has 16 states, 15 states have (on average 2.533333333333333) internal successors, (38), 15 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:41,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:41,425 INFO L93 Difference]: Finished difference Result 2739 states and 5328 transitions. [2022-03-15 20:32:41,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 20:32:41,426 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.533333333333333) internal successors, (38), 15 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:32:41,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:41,429 INFO L225 Difference]: With dead ends: 2739 [2022-03-15 20:32:41,429 INFO L226 Difference]: Without dead ends: 2739 [2022-03-15 20:32:41,429 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=171, Invalid=585, Unknown=0, NotChecked=0, Total=756 [2022-03-15 20:32:41,429 INFO L933 BasicCegarLoop]: 69 mSDtfsCounter, 283 mSDsluCounter, 474 mSDsCounter, 0 mSdLazyCounter, 1472 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 1541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:41,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [283 Valid, 410 Invalid, 1541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1472 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-15 20:32:41,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2739 states. [2022-03-15 20:32:41,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2739 to 1458. [2022-03-15 20:32:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1458 states, 1443 states have (on average 1.9521829521829521) internal successors, (2817), 1457 states have internal predecessors, (2817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:41,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1458 states and 2817 transitions. [2022-03-15 20:32:41,443 INFO L78 Accepts]: Start accepts. Automaton has 1458 states and 2817 transitions. Word has length 36 [2022-03-15 20:32:41,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:41,444 INFO L470 AbstractCegarLoop]: Abstraction has 1458 states and 2817 transitions. [2022-03-15 20:32:41,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.533333333333333) internal successors, (38), 15 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:41,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2817 transitions. [2022-03-15 20:32:41,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:41,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:41,444 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:32:41,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-15 20:32:41,444 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:41,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:41,445 INFO L85 PathProgramCache]: Analyzing trace with hash -299920863, now seen corresponding path program 7 times [2022-03-15 20:32:41,446 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:41,446 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869230634] [2022-03-15 20:32:41,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:41,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:41,964 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:41,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:41,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869230634] [2022-03-15 20:32:41,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869230634] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:41,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:41,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:32:41,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1699899558] [2022-03-15 20:32:41,965 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:41,968 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:41,984 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 80 transitions. [2022-03-15 20:32:41,984 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:42,015 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:42,018 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:42,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:42,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:42,041 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:42,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:42,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:42,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:42,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:42,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:42,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:42,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:42,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:42,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:42,773 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 6 new interpolants: [393367#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 393369#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 393368#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 393370#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|)), 393365#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)), 393366#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 3 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0))] [2022-03-15 20:32:42,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 20:32:42,774 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:42,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 20:32:42,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2022-03-15 20:32:42,774 INFO L87 Difference]: Start difference. First operand 1458 states and 2817 transitions. Second operand has 20 states, 19 states have (on average 2.1052631578947367) internal successors, (40), 19 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:49,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:49,360 INFO L93 Difference]: Finished difference Result 2166 states and 4117 transitions. [2022-03-15 20:32:49,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 20:32:49,360 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 2.1052631578947367) internal successors, (40), 19 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:32:49,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:49,363 INFO L225 Difference]: With dead ends: 2166 [2022-03-15 20:32:49,363 INFO L226 Difference]: Without dead ends: 2166 [2022-03-15 20:32:49,363 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 310 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=241, Invalid=1319, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:32:49,364 INFO L933 BasicCegarLoop]: 47 mSDtfsCounter, 299 mSDsluCounter, 499 mSDsCounter, 0 mSdLazyCounter, 3395 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 3531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 3395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:49,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [299 Valid, 395 Invalid, 3531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 3395 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2022-03-15 20:32:49,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2166 states. [2022-03-15 20:32:49,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2166 to 1452. [2022-03-15 20:32:49,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1452 states, 1437 states have (on average 1.951983298538622) internal successors, (2805), 1451 states have internal predecessors, (2805), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:49,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1452 states and 2805 transitions. [2022-03-15 20:32:49,405 INFO L78 Accepts]: Start accepts. Automaton has 1452 states and 2805 transitions. Word has length 36 [2022-03-15 20:32:49,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:49,405 INFO L470 AbstractCegarLoop]: Abstraction has 1452 states and 2805 transitions. [2022-03-15 20:32:49,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 2.1052631578947367) internal successors, (40), 19 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:49,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2805 transitions. [2022-03-15 20:32:49,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:49,406 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:49,406 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:32:49,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-15 20:32:49,406 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:49,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:49,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1372832063, now seen corresponding path program 8 times [2022-03-15 20:32:49,408 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:49,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478731673] [2022-03-15 20:32:49,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:49,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:49,887 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:32:49,888 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:49,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478731673] [2022-03-15 20:32:49,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478731673] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:32:49,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:32:49,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-15 20:32:49,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2049584426] [2022-03-15 20:32:49,888 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:32:49,891 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:32:49,907 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 80 transitions. [2022-03-15 20:32:49,907 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:32:49,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:49,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:49,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:49,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:49,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:49,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:49,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:49,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:50,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:50,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:50,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:32:50,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:32:50,834 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:50,838 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:32:50,841 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 11 new interpolants: [398497#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 398502#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)))), 398506#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (= (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4) 4)), 398500#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)) (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 4))), 398496#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 3 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 398504#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 398501#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)))), 398498#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 398503#(and (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= |ULTIMATE.start_main_#t~mem49#1.offset| 0))), 398505#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|)), 398499#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4) 4))] [2022-03-15 20:32:50,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-03-15 20:32:50,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:32:50,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-03-15 20:32:50,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=568, Unknown=0, NotChecked=0, Total=650 [2022-03-15 20:32:50,842 INFO L87 Difference]: Start difference. First operand 1452 states and 2805 transitions. Second operand has 26 states, 25 states have (on average 2.08) internal successors, (52), 25 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:58,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:32:58,074 INFO L93 Difference]: Finished difference Result 2997 states and 5737 transitions. [2022-03-15 20:32:58,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 20:32:58,074 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 2.08) internal successors, (52), 25 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:32:58,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:32:58,077 INFO L225 Difference]: With dead ends: 2997 [2022-03-15 20:32:58,078 INFO L226 Difference]: Without dead ends: 2997 [2022-03-15 20:32:58,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 591 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=329, Invalid=2121, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 20:32:58,078 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 463 mSDsluCounter, 914 mSDsCounter, 0 mSdLazyCounter, 5170 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 703 SdHoareTripleChecker+Invalid, 5357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 5170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:32:58,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [463 Valid, 703 Invalid, 5357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 5170 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-03-15 20:32:58,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2997 states. [2022-03-15 20:32:58,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2997 to 1445. [2022-03-15 20:32:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1445 states, 1430 states have (on average 1.9517482517482518) internal successors, (2791), 1444 states have internal predecessors, (2791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:58,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 2791 transitions. [2022-03-15 20:32:58,095 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 2791 transitions. Word has length 36 [2022-03-15 20:32:58,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:32:58,095 INFO L470 AbstractCegarLoop]: Abstraction has 1445 states and 2791 transitions. [2022-03-15 20:32:58,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 2.08) internal successors, (52), 25 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:32:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2791 transitions. [2022-03-15 20:32:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:32:58,095 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:32:58,096 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:32:58,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-15 20:32:58,096 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:32:58,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:32:58,096 INFO L85 PathProgramCache]: Analyzing trace with hash 307528749, now seen corresponding path program 9 times [2022-03-15 20:32:58,097 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:32:58,097 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192152617] [2022-03-15 20:32:58,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:32:58,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:32:58,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:32:58,760 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-03-15 20:32:58,760 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:32:58,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192152617] [2022-03-15 20:32:58,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192152617] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 20:32:58,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2045150739] [2022-03-15 20:32:58,760 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 20:32:58,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 20:32:58,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:32:58,762 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 20:32:58,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-03-15 20:33:01,497 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-03-15 20:33:01,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 20:33:01,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 114 conjunts are in the unsatisfiable core [2022-03-15 20:33:01,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 20:33:01,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,582 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 95 [2022-03-15 20:33:01,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,596 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 58 [2022-03-15 20:33:01,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,605 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 58 [2022-03-15 20:33:01,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,618 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 57 [2022-03-15 20:33:01,624 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2022-03-15 20:33:01,625 INFO L884 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2022-03-15 20:33:01,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:01,675 INFO L353 Elim1Store]: treesize reduction 245, result has 14.6 percent of original size [2022-03-15 20:33:01,675 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 97 treesize of output 109 [2022-03-15 20:33:01,680 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2022-03-15 20:33:01,684 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-03-15 20:33:01,946 INFO L353 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2022-03-15 20:33:01,947 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 58 [2022-03-15 20:33:01,950 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 12 [2022-03-15 20:33:02,058 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 20:33:02,107 INFO L353 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-03-15 20:33:02,107 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-03-15 20:33:02,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:02,188 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 20:33:02,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:02,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:02,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:02,233 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 20:33:02,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:02,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:02,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:02,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:02,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:02,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 20:33:02,277 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 20:33:02,372 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-03-15 20:33:02,402 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:02,402 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 20:33:02,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2045150739] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:02,402 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 20:33:02,403 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [13] total 24 [2022-03-15 20:33:02,403 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1448825851] [2022-03-15 20:33:02,403 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:02,406 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:02,422 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 80 transitions. [2022-03-15 20:33:02,422 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:02,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:02,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:02,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:02,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:02,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:02,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:02,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:02,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:02,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:02,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:02,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:02,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:04,075 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:04,079 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:04,084 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:04,090 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:04,093 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 16 new interpolants: [404573#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (= |ULTIMATE.start_main_~p~1#1.offset| 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 3 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| 2)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 404582#(and (= |ULTIMATE.start_main_#t~mem50#1.offset| 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| 2)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 404580#(and (or (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0))) (or (= |ULTIMATE.start_main_#t~mem50#1.offset| 0) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0))) (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| 2))) (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))), 404581#(and (or (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0))) (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| 2))) (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))) (or (= |ULTIMATE.start_main_#t~mem50#1.offset| 0) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)))), 404583#(and (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 2)) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)), 404584#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 2)) (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)))), 404576#(and (= |ULTIMATE.start_main_~p~1#1.offset| 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_~p~1#1.base| 2)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 404586#(and (or (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 2)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)))), 404574#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (= |ULTIMATE.start_main_~p~1#1.offset| 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_~p~1#1.base| 2)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 404579#(and (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0))) (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (= |ULTIMATE.start_main_#t~mem50#1.offset| 0) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0))) (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| 2))) (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))), 404588#(and (not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (not (= 2 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)) 0)), 404578#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (= |ULTIMATE.start_main_~p~1#1.offset| 0) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= |ULTIMATE.start_main_~p~1#1.base| 2)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 404585#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 2)) (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))) (or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0)))), 404575#(and (not (= |t_funThread1of1ForFork0_new_~p~0#1.base| 2)) (= |ULTIMATE.start_main_~p~1#1.offset| 0) (not (= |ULTIMATE.start_main_~p~1#1.base| 2)) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|))), 404577#(and (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0))) (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (= |ULTIMATE.start_main_#t~mem50#1.offset| 0) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0))) (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| 2))) (or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)))), 404587#(and (or (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0))) (or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 2)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0))) (or (not (= 2 |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0))))] [2022-03-15 20:33:04,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 20:33:04,093 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:04,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 20:33:04,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1568, Unknown=0, NotChecked=0, Total=1722 [2022-03-15 20:33:04,093 INFO L87 Difference]: Start difference. First operand 1445 states and 2791 transitions. Second operand has 30 states, 29 states have (on average 2.1379310344827585) internal successors, (62), 29 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:09,566 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-03-15 20:33:14,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:14,015 INFO L93 Difference]: Finished difference Result 3516 states and 6728 transitions. [2022-03-15 20:33:14,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 20:33:14,016 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 2.1379310344827585) internal successors, (62), 29 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 36 [2022-03-15 20:33:14,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:14,019 INFO L225 Difference]: With dead ends: 3516 [2022-03-15 20:33:14,019 INFO L226 Difference]: Without dead ends: 3516 [2022-03-15 20:33:14,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1268 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=418, Invalid=4138, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 20:33:14,020 INFO L933 BasicCegarLoop]: 112 mSDtfsCounter, 441 mSDsluCounter, 1638 mSDsCounter, 0 mSdLazyCounter, 6670 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 1117 SdHoareTripleChecker+Invalid, 7535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 6670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 629 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:14,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [441 Valid, 1117 Invalid, 7535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 6670 Invalid, 0 Unknown, 629 Unchecked, 9.1s Time] [2022-03-15 20:33:14,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3516 states. [2022-03-15 20:33:14,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3516 to 1458. [2022-03-15 20:33:14,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1458 states, 1443 states have (on average 1.9521829521829521) internal successors, (2817), 1457 states have internal predecessors, (2817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:14,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1458 states and 2817 transitions. [2022-03-15 20:33:14,036 INFO L78 Accepts]: Start accepts. Automaton has 1458 states and 2817 transitions. Word has length 36 [2022-03-15 20:33:14,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:14,036 INFO L470 AbstractCegarLoop]: Abstraction has 1458 states and 2817 transitions. [2022-03-15 20:33:14,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 2.1379310344827585) internal successors, (62), 29 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:14,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2817 transitions. [2022-03-15 20:33:14,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:14,036 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:14,037 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:33:14,068 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2022-03-15 20:33:14,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable78 [2022-03-15 20:33:14,237 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:14,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:14,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1137399175, now seen corresponding path program 10 times [2022-03-15 20:33:14,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:14,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116963264] [2022-03-15 20:33:14,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:14,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:14,690 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:14,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:14,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116963264] [2022-03-15 20:33:14,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116963264] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:14,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:14,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:33:14,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [880706282] [2022-03-15 20:33:14,690 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:14,693 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:14,759 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 80 transitions. [2022-03-15 20:33:14,759 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:14,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:14,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:14,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:14,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:15,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:15,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:15,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:15,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:15,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:15,474 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:15,476 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 17 new interpolants: [411097#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 3 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 411092#(or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 411096#(not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 411095#(or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 411100#(or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))), 411089#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|)), 411103#(or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0))), 411098#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 411093#(or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 411094#(or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 411101#(or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))), 411104#(not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))), 411102#(or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))), 411088#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|))), 411091#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 411090#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 411099#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))] [2022-03-15 20:33:15,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-03-15 20:33:15,476 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:15,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-03-15 20:33:15,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=826, Unknown=0, NotChecked=0, Total=930 [2022-03-15 20:33:15,477 INFO L87 Difference]: Start difference. First operand 1458 states and 2817 transitions. Second operand has 31 states, 30 states have (on average 2.1333333333333333) internal successors, (64), 30 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:23,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:23,108 INFO L93 Difference]: Finished difference Result 3065 states and 5845 transitions. [2022-03-15 20:33:23,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 20:33:23,108 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 2.1333333333333333) internal successors, (64), 30 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:33:23,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:23,112 INFO L225 Difference]: With dead ends: 3065 [2022-03-15 20:33:23,112 INFO L226 Difference]: Without dead ends: 3065 [2022-03-15 20:33:23,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 945 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=464, Invalid=3318, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 20:33:23,112 INFO L933 BasicCegarLoop]: 88 mSDtfsCounter, 447 mSDsluCounter, 906 mSDsCounter, 0 mSdLazyCounter, 6715 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 681 SdHoareTripleChecker+Invalid, 6937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 6715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:23,112 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [447 Valid, 681 Invalid, 6937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 6715 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2022-03-15 20:33:23,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3065 states. [2022-03-15 20:33:23,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3065 to 1429. [2022-03-15 20:33:23,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1429 states, 1414 states have (on average 1.9512022630834511) internal successors, (2759), 1428 states have internal predecessors, (2759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:23,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1429 states and 2759 transitions. [2022-03-15 20:33:23,127 INFO L78 Accepts]: Start accepts. Automaton has 1429 states and 2759 transitions. Word has length 36 [2022-03-15 20:33:23,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:23,127 INFO L470 AbstractCegarLoop]: Abstraction has 1429 states and 2759 transitions. [2022-03-15 20:33:23,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 30 states have (on average 2.1333333333333333) internal successors, (64), 30 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:23,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2759 transitions. [2022-03-15 20:33:23,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:33:23,128 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:23,128 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:33:23,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-15 20:33:23,128 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:23,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:23,128 INFO L85 PathProgramCache]: Analyzing trace with hash 526084333, now seen corresponding path program 11 times [2022-03-15 20:33:23,129 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:23,129 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141662829] [2022-03-15 20:33:23,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:23,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:23,657 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:23,658 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:23,658 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141662829] [2022-03-15 20:33:23,658 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141662829] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:23,658 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:23,658 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 20:33:23,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [386370187] [2022-03-15 20:33:23,658 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:23,661 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:23,677 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 80 transitions. [2022-03-15 20:33:23,677 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:23,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:23,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:23,758 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:23,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:23,796 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:23,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:23,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:23,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:24,264 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 20:33:24,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:24,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:24,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:24,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:24,384 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 18 new interpolants: [417116#(or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ 3 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))), 417109#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 417120#(not (= |t_funThread1of1ForFork0_new_#t~malloc30#1.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) (+ (select (select |#memory_$Pointer$.offset| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 4)))), 417114#(not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 417108#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 417112#(or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 417104#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 417118#(or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))), 417110#(or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 7 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 417107#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 417117#(or (not (= (select (select |#race| |~#c~0.base|) (+ 2 |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4) 1)) 0))), 417105#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|))), 417115#(not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)), 417113#(or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 417121#(and (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 2 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) |ULTIMATE.start_main_~p~1#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ 3 |ULTIMATE.start_main_~p~1#1.offset|)) 0) (not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~p~1#1.base|) (+ |ULTIMATE.start_main_~p~1#1.offset| 1)) 0)), 417106#(not (= |ULTIMATE.start_main_~p~1#1.base| |t_funThread1of1ForFork0_new_~p~0#1.base|)), 417111#(or (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 6)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ 5 |ULTIMATE.start_main_#t~mem49#1.offset|)) 0)) (not (= (select (select |#race| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) 0)) (not (= |ULTIMATE.start_main_#t~mem50#1.base| |t_funThread1of1ForFork0_new_#t~malloc30#1.base|))), 417119#(or (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_#t~mem49#1.base|) (+ |ULTIMATE.start_main_#t~mem49#1.offset| 4)) |t_funThread1of1ForFork0_new_#t~malloc30#1.base|)) (not (= (select (select |#race| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0)))] [2022-03-15 20:33:24,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-03-15 20:33:24,385 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:24,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-03-15 20:33:24,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=883, Unknown=0, NotChecked=0, Total=992 [2022-03-15 20:33:24,385 INFO L87 Difference]: Start difference. First operand 1429 states and 2759 transitions. Second operand has 32 states, 31 states have (on average 2.129032258064516) internal successors, (66), 31 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:34,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:34,492 INFO L93 Difference]: Finished difference Result 2908 states and 5531 transitions. [2022-03-15 20:33:34,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 20:33:34,493 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 2.129032258064516) internal successors, (66), 31 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:33:34,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:34,496 INFO L225 Difference]: With dead ends: 2908 [2022-03-15 20:33:34,496 INFO L226 Difference]: Without dead ends: 2908 [2022-03-15 20:33:34,496 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1129 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=543, Invalid=4013, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 20:33:34,496 INFO L933 BasicCegarLoop]: 92 mSDtfsCounter, 548 mSDsluCounter, 1074 mSDsCounter, 0 mSdLazyCounter, 7809 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 799 SdHoareTripleChecker+Invalid, 8079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 7809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:34,496 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 799 Invalid, 8079 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 7809 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2022-03-15 20:33:34,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2908 states. [2022-03-15 20:33:34,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2908 to 1407. [2022-03-15 20:33:34,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1407 states, 1392 states have (on average 1.9504310344827587) internal successors, (2715), 1406 states have internal predecessors, (2715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:34,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1407 states and 2715 transitions. [2022-03-15 20:33:34,510 INFO L78 Accepts]: Start accepts. Automaton has 1407 states and 2715 transitions. Word has length 36 [2022-03-15 20:33:34,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:34,510 INFO L470 AbstractCegarLoop]: Abstraction has 1407 states and 2715 transitions. [2022-03-15 20:33:34,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 31 states have (on average 2.129032258064516) internal successors, (66), 31 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:34,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2715 transitions. [2022-03-15 20:33:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-03-15 20:33:34,511 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:34,511 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:33:34,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-15 20:33:34,511 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:34,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:34,511 INFO L85 PathProgramCache]: Analyzing trace with hash 2038748098, now seen corresponding path program 1 times [2022-03-15 20:33:34,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:34,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773144999] [2022-03-15 20:33:34,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:34,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:34,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:34,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773144999] [2022-03-15 20:33:34,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773144999] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:34,661 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:34,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:33:34,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [503659515] [2022-03-15 20:33:34,661 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:34,665 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:34,675 INFO L252 McrAutomatonBuilder]: Finished intersection with 38 states and 37 transitions. [2022-03-15 20:33:34,675 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:34,675 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:33:34,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:33:34,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:34,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:33:34,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:33:34,676 INFO L87 Difference]: Start difference. First operand 1407 states and 2715 transitions. Second operand has 6 states, 5 states have (on average 5.6) internal successors, (28), 6 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:36,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:33:36,155 INFO L93 Difference]: Finished difference Result 1380 states and 2662 transitions. [2022-03-15 20:33:36,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:33:36,156 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.6) internal successors, (28), 6 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2022-03-15 20:33:36,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:33:36,157 INFO L225 Difference]: With dead ends: 1380 [2022-03-15 20:33:36,157 INFO L226 Difference]: Without dead ends: 1380 [2022-03-15 20:33:36,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:33:36,158 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 44 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:36,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 50 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 20:33:36,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2022-03-15 20:33:36,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 1380. [2022-03-15 20:33:36,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1380 states, 1367 states have (on average 1.9473299195318214) internal successors, (2662), 1379 states have internal predecessors, (2662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:36,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1380 states and 2662 transitions. [2022-03-15 20:33:36,168 INFO L78 Accepts]: Start accepts. Automaton has 1380 states and 2662 transitions. Word has length 37 [2022-03-15 20:33:36,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:33:36,168 INFO L470 AbstractCegarLoop]: Abstraction has 1380 states and 2662 transitions. [2022-03-15 20:33:36,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.6) internal successors, (28), 6 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:33:36,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2662 transitions. [2022-03-15 20:33:36,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-03-15 20:33:36,169 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:33:36,169 INFO L514 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:33:36,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-15 20:33:36,169 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 20:33:36,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:33:36,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1987992451, now seen corresponding path program 1 times [2022-03-15 20:33:36,171 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:33:36,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774478835] [2022-03-15 20:33:36,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:33:36,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:33:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:33:36,597 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-15 20:33:36,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:33:36,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774478835] [2022-03-15 20:33:36,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774478835] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:33:36,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:33:36,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:33:36,597 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1753825357] [2022-03-15 20:33:36,597 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:33:36,603 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:33:36,626 INFO L252 McrAutomatonBuilder]: Finished intersection with 56 states and 70 transitions. [2022-03-15 20:33:36,626 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:33:36,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:36,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:36,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:36,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:36,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:36,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:36,653 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:33:36,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:33:36,870 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [427075#(or (= (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4))) 0) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |~#c~0.base|) (+ |~#c~0.offset| (* |ULTIMATE.start_main_~j~0#1| 4)))) 0))), 427074#(or (not (= (select |#valid| |ULTIMATE.start_main_#t~mem49#1.base|) 0)) (= |ULTIMATE.start_main_#t~mem49#1.base| 0))] [2022-03-15 20:33:36,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:33:36,870 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:33:36,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:33:36,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:33:36,871 INFO L87 Difference]: Start difference. First operand 1380 states and 2662 transitions. Second operand has 14 states, 13 states have (on average 3.6923076923076925) internal successors, (48), 13 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-03-15 20:33:38,007 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-15 20:33:39,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:33:39,139 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 1 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:33:39,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 0 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 20:33:39,140 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-15 20:33:39,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-15 20:33:39,140 WARN L594 AbstractCegarLoop]: Verification canceled: while executing Executor. [2022-03-15 20:33:39,141 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (11 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-15 20:33:39,142 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-15 20:33:39,143 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-15 20:33:39,143 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-15 20:33:39,143 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-15 20:33:39,143 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-15 20:33:39,143 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-15 20:33:39,143 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-15 20:33:39,143 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-15 20:33:39,144 INFO L732 BasicCegarLoop]: Path program histogram: [25, 11, 10, 6, 6, 5, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:33:39,147 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 20:33:39,147 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 20:33:39,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 08:33:39 BasicIcfg [2022-03-15 20:33:39,151 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 20:33:39,152 INFO L158 Benchmark]: Toolchain (without parser) took 802137.23ms. Allocated memory was 176.2MB in the beginning and 848.3MB in the end (delta: 672.1MB). Free memory was 123.0MB in the beginning and 235.2MB in the end (delta: -112.2MB). Peak memory consumption was 560.8MB. Max. memory is 8.0GB. [2022-03-15 20:33:39,152 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 176.2MB. Free memory was 141.8MB in the beginning and 141.7MB in the end (delta: 136.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 20:33:39,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 612.05ms. Allocated memory was 176.2MB in the beginning and 225.4MB in the end (delta: 49.3MB). Free memory was 122.7MB in the beginning and 172.4MB in the end (delta: -49.7MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. [2022-03-15 20:33:39,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.01ms. Allocated memory is still 225.4MB. Free memory was 172.4MB in the beginning and 168.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 20:33:39,153 INFO L158 Benchmark]: Boogie Preprocessor took 50.24ms. Allocated memory is still 225.4MB. Free memory was 168.2MB in the beginning and 164.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 20:33:39,153 INFO L158 Benchmark]: RCFGBuilder took 663.15ms. Allocated memory is still 225.4MB. Free memory was 164.5MB in the beginning and 136.8MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-03-15 20:33:39,153 INFO L158 Benchmark]: TraceAbstraction took 800744.09ms. Allocated memory was 225.4MB in the beginning and 848.3MB in the end (delta: 622.9MB). Free memory was 136.2MB in the beginning and 235.2MB in the end (delta: -99.0MB). Peak memory consumption was 523.9MB. Max. memory is 8.0GB. [2022-03-15 20:33:39,153 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 176.2MB. Free memory was 141.8MB in the beginning and 141.7MB in the end (delta: 136.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 612.05ms. Allocated memory was 176.2MB in the beginning and 225.4MB in the end (delta: 49.3MB). Free memory was 122.7MB in the beginning and 172.4MB in the end (delta: -49.7MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 58.01ms. Allocated memory is still 225.4MB. Free memory was 172.4MB in the beginning and 168.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 50.24ms. Allocated memory is still 225.4MB. Free memory was 168.2MB in the beginning and 164.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 663.15ms. Allocated memory is still 225.4MB. Free memory was 164.5MB in the beginning and 136.8MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 800744.09ms. Allocated memory was 225.4MB in the beginning and 848.3MB in the end (delta: 622.9MB). Free memory was 136.2MB in the beginning and 235.2MB in the end (delta: -99.0MB). Peak memory consumption was 523.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 390.2s, 278 PlacesBefore, 84 PlacesAfterwards, 278 TransitionsBefore, 81 TransitionsAfterwards, 6512 CoEnabledTransitionPairs, 9 FixpointIterations, 188 TrivialSequentialCompositions, 58 ConcurrentSequentialCompositions, 8 TrivialYvCompositions, 3 ConcurrentYvCompositions, 3 ChoiceCompositions, 260 TotalNumberOfCompositions, 44776 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5944, positive: 4705, positive conditional: 0, positive unconditional: 4705, negative: 1239, negative conditional: 0, negative unconditional: 1239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2772, positive: 2649, positive conditional: 0, positive unconditional: 2649, negative: 123, negative conditional: 0, negative unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5944, positive: 2056, positive conditional: 0, positive unconditional: 2056, negative: 1116, negative conditional: 0, negative unconditional: 1116, unknown: 2772, unknown conditional: 0, unknown unconditional: 2772] , Statistics on independence cache: Total cache size (in pairs): 332, Positive cache size: 235, Positive conditional cache size: 0, Positive unconditional cache size: 235, Negative cache size: 97, Negative conditional cache size: 0, Negative unconditional cache size: 97 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1262]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1263]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1264]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 364 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 800.6s, OverallIterations: 83, TraceHistogramMax: 10, PathProgramHistogramMax: 25, EmptinessCheckTime: 0.1s, AutomataDifference: 296.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 390.3s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 19300 SdHoareTripleChecker+Valid, 269.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19300 mSDsluCounter, 22859 SdHoareTripleChecker+Invalid, 254.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 2022 IncrementalHoareTripleChecker+Unchecked, 26920 mSDsCounter, 7894 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 149115 IncrementalHoareTripleChecker+Invalid, 159034 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7894 mSolverCounterUnsat, 4347 mSDtfsCounter, 149115 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3248 GetRequests, 928 SyntacticMatches, 61 SemanticMatches, 2259 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17163 ImplicationChecksByTransitivity, 39.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1761occurred in iteration=55, InterpolantAutomatonStates: 1725, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 82 MinimizatonAttempts, 54879 StatesRemovedByMinimization, 67 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.4s SsaConstructionTime, 20.9s SatisfiabilityAnalysisTime, 35.5s InterpolantComputationTime, 2958 NumberOfCodeBlocks, 2884 NumberOfCodeBlocksAsserted, 115 NumberOfCheckSat, 3009 ConstructedInterpolants, 64 QuantifiedInterpolants, 51055 SizeOfPredicates, 156 NumberOfNonLiveVariables, 27480 ConjunctsInSsa, 942 ConjunctsInUnsatCore, 113 InterpolantComputations, 74 PerfectInterpolantSequences, 3809/4502 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown