/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_04-funloop_hard1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-19 03:08:45,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-19 03:08:45,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-19 03:08:45,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-19 03:08:45,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-19 03:08:45,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-19 03:08:45,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-19 03:08:45,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-19 03:08:45,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-19 03:08:45,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-19 03:08:45,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-19 03:08:45,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-19 03:08:45,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-19 03:08:45,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-19 03:08:45,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-19 03:08:45,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-19 03:08:45,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-19 03:08:45,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-19 03:08:45,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-19 03:08:45,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-19 03:08:45,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-19 03:08:45,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-19 03:08:45,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-19 03:08:45,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-19 03:08:45,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-19 03:08:45,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-19 03:08:45,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-19 03:08:45,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-19 03:08:45,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-19 03:08:45,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-19 03:08:45,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-19 03:08:45,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-19 03:08:45,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-19 03:08:45,381 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2022-02-19 03:08:45,410 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-19 03:08:45,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-19 03:08:45,411 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-19 03:08:45,411 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-19 03:08:45,412 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-19 03:08:45,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-19 03:08:45,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-19 03:08:45,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-19 03:08:45,413 INFO L138 SettingsManager]: * Use SBE=true [2022-02-19 03:08:45,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-19 03:08:45,413 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-19 03:08:45,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-19 03:08:45,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-19 03:08:45,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-19 03:08:45,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-19 03:08:45,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-19 03:08:45,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-19 03:08:45,414 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-19 03:08:45,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-19 03:08:45,414 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-19 03:08:45,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-19 03:08:45,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-19 03:08:45,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-19 03:08:45,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-19 03:08:45,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-19 03:08:45,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 03:08:45,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-19 03:08:45,415 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-19 03:08:45,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-19 03:08:45,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-19 03:08:45,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-19 03:08:45,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-19 03:08:45,416 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-19 03:08:45,416 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-19 03:08:45,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-19 03:08:45,417 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-19 03:08:45,417 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-02-19 03:08:45,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-19 03:08:45,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-19 03:08:45,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-19 03:08:45,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-19 03:08:45,651 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-19 03:08:45,653 INFO L275 PluginConnector]: CDTParser initialized [2022-02-19 03:08:45,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_04-funloop_hard1.i [2022-02-19 03:08:45,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe726516/142c8fac81e344fe9a01d3c87403490a/FLAGd810d858b [2022-02-19 03:08:46,149 INFO L306 CDTParser]: Found 1 translation units. [2022-02-19 03:08:46,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_04-funloop_hard1.i [2022-02-19 03:08:46,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe726516/142c8fac81e344fe9a01d3c87403490a/FLAGd810d858b [2022-02-19 03:08:46,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe726516/142c8fac81e344fe9a01d3c87403490a [2022-02-19 03:08:46,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-19 03:08:46,182 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-19 03:08:46,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-19 03:08:46,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-19 03:08:46,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-19 03:08:46,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1cc7ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46, skipping insertion in model container [2022-02-19 03:08:46,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-19 03:08:46,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-19 03:08:46,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 03:08:46,586 INFO L203 MainTranslator]: Completed pre-run [2022-02-19 03:08:46,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 03:08:46,665 INFO L208 MainTranslator]: Completed translation [2022-02-19 03:08:46,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46 WrapperNode [2022-02-19 03:08:46,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-19 03:08:46,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-19 03:08:46,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-19 03:08:46,666 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-19 03:08:46,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,713 INFO L137 Inliner]: procedures = 262, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2022-02-19 03:08:46,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-19 03:08:46,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-19 03:08:46,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-19 03:08:46,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-19 03:08:46,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-19 03:08:46,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-19 03:08:46,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-19 03:08:46,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-19 03:08:46,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (1/1) ... [2022-02-19 03:08:46,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 03:08:46,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:08:46,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-19 03:08:46,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-19 03:08:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-19 03:08:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-19 03:08:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-19 03:08:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-19 03:08:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-19 03:08:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-19 03:08:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-19 03:08:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-19 03:08:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-19 03:08:46,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-19 03:08:46,820 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-19 03:08:46,908 INFO L234 CfgBuilder]: Building ICFG [2022-02-19 03:08:46,909 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-19 03:08:47,130 INFO L275 CfgBuilder]: Performing block encoding [2022-02-19 03:08:47,137 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-19 03:08:47,137 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-02-19 03:08:47,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 03:08:47 BoogieIcfgContainer [2022-02-19 03:08:47,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-19 03:08:47,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-19 03:08:47,140 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-19 03:08:47,142 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-19 03:08:47,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 03:08:46" (1/3) ... [2022-02-19 03:08:47,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e08324e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 03:08:47, skipping insertion in model container [2022-02-19 03:08:47,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:08:46" (2/3) ... [2022-02-19 03:08:47,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e08324e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 03:08:47, skipping insertion in model container [2022-02-19 03:08:47,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 03:08:47" (3/3) ... [2022-02-19 03:08:47,144 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_04-funloop_hard1.i [2022-02-19 03:08:47,147 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-19 03:08:47,148 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-19 03:08:47,148 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-02-19 03:08:47,148 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-19 03:08:47,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,175 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,175 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,175 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,175 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,175 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,175 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,175 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,192 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,193 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,193 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,193 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,193 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,196 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,196 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,196 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 03:08:47,200 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-19 03:08:47,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-19 03:08:47,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:08:47,253 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-19 03:08:47,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-19 03:08:47,282 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-02-19 03:08:47,287 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-19 03:08:47,288 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-19 03:08:47,489 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:47,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:47,493 INFO L85 PathProgramCache]: Analyzing trace with hash -825779419, now seen corresponding path program 1 times [2022-02-19 03:08:47,499 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:47,500 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272699338] [2022-02-19 03:08:47,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:47,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:47,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 03:08:47,647 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:47,647 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272699338] [2022-02-19 03:08:47,648 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272699338] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 03:08:47,648 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 03:08:47,648 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-19 03:08:47,649 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951273848] [2022-02-19 03:08:47,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 03:08:47,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-19 03:08:47,653 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:47,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-19 03:08:47,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-19 03:08:47,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:47,671 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:47,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 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) [2022-02-19 03:08:47,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:47,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:47,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-19 03:08:47,682 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:47,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:47,682 INFO L85 PathProgramCache]: Analyzing trace with hash 418985062, now seen corresponding path program 1 times [2022-02-19 03:08:47,682 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:47,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708413875] [2022-02-19 03:08:47,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:47,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:47,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 03:08:47,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:47,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708413875] [2022-02-19 03:08:47,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708413875] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 03:08:47,738 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 03:08:47,738 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-19 03:08:47,738 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750144314] [2022-02-19 03:08:47,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 03:08:47,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-19 03:08:47,742 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:47,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-19 03:08:47,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-19 03:08:47,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:47,750 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:47,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 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) [2022-02-19 03:08:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:47,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:47,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:47,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-19 03:08:47,781 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:47,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:47,782 INFO L85 PathProgramCache]: Analyzing trace with hash 18470129, now seen corresponding path program 1 times [2022-02-19 03:08:47,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:47,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990852818] [2022-02-19 03:08:47,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:47,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:47,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 03:08:47,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:47,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990852818] [2022-02-19 03:08:47,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990852818] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-19 03:08:47,852 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1649505110] [2022-02-19 03:08:47,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:47,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:47,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:08:47,854 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) [2022-02-19 03:08:47,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-19 03:08:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:47,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-19 03:08:47,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-19 03:08:48,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 03:08:48,077 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-19 03:08:48,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 03:08:48,184 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1649505110] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-19 03:08:48,185 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-19 03:08:48,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-19 03:08:48,185 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749081046] [2022-02-19 03:08:48,185 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-19 03:08:48,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-19 03:08:48,187 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:48,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-19 03:08:48,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-19 03:08:48,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:48,189 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:48,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 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) [2022-02-19 03:08:48,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:48,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:48,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:48,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:48,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:48,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:48,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-19 03:08:48,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-02-19 03:08:48,497 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:48,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:48,498 INFO L85 PathProgramCache]: Analyzing trace with hash 697598481, now seen corresponding path program 2 times [2022-02-19 03:08:48,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:48,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274827932] [2022-02-19 03:08:48,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:48,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:48,620 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 03:08:48,621 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:48,621 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274827932] [2022-02-19 03:08:48,621 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274827932] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-19 03:08:48,621 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036527311] [2022-02-19 03:08:48,621 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-19 03:08:48,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:48,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:08:48,636 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) [2022-02-19 03:08:48,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-19 03:08:48,732 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-19 03:08:48,733 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-19 03:08:48,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2022-02-19 03:08:48,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-19 03:08:48,814 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 11 treesize of output 7 [2022-02-19 03:08:48,835 INFO L353 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-02-19 03:08:48,835 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 21 treesize of output 20 [2022-02-19 03:08:48,865 INFO L353 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2022-02-19 03:08:48,865 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 30 treesize of output 32 [2022-02-19 03:08:48,905 INFO L353 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2022-02-19 03:08:48,906 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 39 treesize of output 44 [2022-02-19 03:08:48,924 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-02-19 03:08:48,924 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-19 03:08:48,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2036527311] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 03:08:48,924 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-19 03:08:48,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2022-02-19 03:08:48,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685411781] [2022-02-19 03:08:48,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 03:08:48,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 03:08:48,925 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:48,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 03:08:48,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-02-19 03:08:48,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:48,925 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:48,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 03:08:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:48,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:48,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:48,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:48,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:48,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:49,002 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-02-19 03:08:49,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:49,185 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:49,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:49,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1026269462, now seen corresponding path program 1 times [2022-02-19 03:08:49,186 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:49,186 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992548498] [2022-02-19 03:08:49,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:49,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:49,271 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 03:08:49,272 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:49,272 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992548498] [2022-02-19 03:08:49,272 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992548498] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-19 03:08:49,272 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089291910] [2022-02-19 03:08:49,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:49,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:49,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:08:49,282 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) [2022-02-19 03:08:49,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-19 03:08:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:49,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-19 03:08:49,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-19 03:08:49,478 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 03:08:49,478 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-19 03:08:49,613 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 03:08:49,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1089291910] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-19 03:08:49,613 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-19 03:08:49,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-02-19 03:08:49,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090311451] [2022-02-19 03:08:49,614 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-19 03:08:49,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-19 03:08:49,615 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:49,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-19 03:08:49,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-02-19 03:08:49,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:49,617 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:49,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.444444444444445) internal successors, (80), 18 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 03:08:49,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:49,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:49,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:49,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:49,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:49,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:49,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:49,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:49,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:49,792 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-19 03:08:49,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:49,976 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:49,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:49,977 INFO L85 PathProgramCache]: Analyzing trace with hash 157483862, now seen corresponding path program 2 times [2022-02-19 03:08:49,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:49,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619434310] [2022-02-19 03:08:49,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:49,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:50,158 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 03:08:50,158 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:50,158 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619434310] [2022-02-19 03:08:50,158 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619434310] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-19 03:08:50,158 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703409592] [2022-02-19 03:08:50,158 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-19 03:08:50,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:50,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:08:50,160 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) [2022-02-19 03:08:50,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-19 03:08:50,239 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-19 03:08:50,239 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-19 03:08:50,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 25 conjunts are in the unsatisfiable core [2022-02-19 03:08:50,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-19 03:08:50,396 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 11 treesize of output 7 [2022-02-19 03:08:50,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:50,421 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 21 treesize of output 20 [2022-02-19 03:08:50,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:50,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:50,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:50,450 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-19 03:08:50,450 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-02-19 03:08:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:50,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:50,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:50,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:50,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:50,487 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-19 03:08:50,487 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 3 case distinctions, treesize of input 39 treesize of output 44 [2022-02-19 03:08:50,512 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-02-19 03:08:50,512 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-19 03:08:50,512 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703409592] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 03:08:50,512 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-19 03:08:50,512 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [17] total 25 [2022-02-19 03:08:50,512 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174241860] [2022-02-19 03:08:50,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 03:08:50,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-19 03:08:50,513 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:50,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-19 03:08:50,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-02-19 03:08:50,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:50,513 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:50,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 10 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 03:08:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:50,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:50,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:50,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:50,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:50,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:50,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:50,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-19 03:08:50,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:50,935 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:50,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:50,936 INFO L85 PathProgramCache]: Analyzing trace with hash -852294509, now seen corresponding path program 1 times [2022-02-19 03:08:50,936 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:50,936 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316585816] [2022-02-19 03:08:50,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:50,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:51,131 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-19 03:08:51,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:51,131 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316585816] [2022-02-19 03:08:51,131 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316585816] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-19 03:08:51,131 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620857711] [2022-02-19 03:08:51,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:51,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:51,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:08:51,133 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) [2022-02-19 03:08:51,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-19 03:08:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:51,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 16 conjunts are in the unsatisfiable core [2022-02-19 03:08:51,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-19 03:08:51,396 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-19 03:08:51,396 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-19 03:08:51,617 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-19 03:08:51,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1620857711] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-19 03:08:51,617 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-19 03:08:51,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-02-19 03:08:51,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290250248] [2022-02-19 03:08:51,618 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-19 03:08:51,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-19 03:08:51,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:51,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-19 03:08:51,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-02-19 03:08:51,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:51,619 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:51,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.521739130434782) internal successors, (104), 23 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 03:08:51,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:51,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:51,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:51,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:51,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:51,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:51,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:51,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:51,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:51,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:51,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:51,880 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-19 03:08:52,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:52,071 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:52,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:52,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1144823614, now seen corresponding path program 2 times [2022-02-19 03:08:52,072 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:52,072 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102246838] [2022-02-19 03:08:52,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:52,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:52,235 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-02-19 03:08:52,236 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:52,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102246838] [2022-02-19 03:08:52,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102246838] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 03:08:52,236 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 03:08:52,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-19 03:08:52,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933267290] [2022-02-19 03:08:52,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 03:08:52,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 03:08:52,237 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:52,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 03:08:52,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-19 03:08:52,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:52,238 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:52,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 03:08:52,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:52,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:52,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:52,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:52,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:52,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:52,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:52,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:52,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:52,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:52,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:52,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:52,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:52,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:52,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:52,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:52,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-19 03:08:52,373 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:52,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:52,373 INFO L85 PathProgramCache]: Analyzing trace with hash 2104102081, now seen corresponding path program 1 times [2022-02-19 03:08:52,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:52,373 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227987868] [2022-02-19 03:08:52,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:52,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:52,417 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2022-02-19 03:08:52,417 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:52,417 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227987868] [2022-02-19 03:08:52,417 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227987868] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 03:08:52,417 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 03:08:52,417 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-19 03:08:52,417 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135593837] [2022-02-19 03:08:52,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 03:08:52,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-19 03:08:52,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:52,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-19 03:08:52,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-19 03:08:52,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:52,418 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:52,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 03:08:52,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:52,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:52,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:52,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:52,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:52,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:52,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:52,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:52,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:52,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-19 03:08:52,484 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:52,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:52,484 INFO L85 PathProgramCache]: Analyzing trace with hash 736182557, now seen corresponding path program 1 times [2022-02-19 03:08:52,484 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:52,484 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652980625] [2022-02-19 03:08:52,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:52,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:52,924 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-19 03:08:52,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:52,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652980625] [2022-02-19 03:08:52,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652980625] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-19 03:08:52,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180545206] [2022-02-19 03:08:52,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:52,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:52,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:08:52,926 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) [2022-02-19 03:08:52,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-19 03:08:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:53,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 39 conjunts are in the unsatisfiable core [2022-02-19 03:08:53,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-19 03:08:53,797 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 11 treesize of output 7 [2022-02-19 03:08:53,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:53,862 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 21 treesize of output 20 [2022-02-19 03:08:53,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:53,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:53,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:53,921 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-02-19 03:08:53,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:53,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:53,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:53,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:53,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:53,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:08:53,999 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 39 treesize of output 44 [2022-02-19 03:08:54,139 INFO L353 Elim1Store]: treesize reduction 204, result has 14.6 percent of original size [2022-02-19 03:08:54,139 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 53 treesize of output 61 [2022-02-19 03:08:54,176 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 35 proven. 36 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-19 03:08:54,176 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-19 03:08:54,773 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:08:54,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:08:54,775 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:08:54,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:08:54,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:08:54,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:08:54,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:08:54,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:08:54,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:08:55,493 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 24 proven. 47 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-19 03:08:55,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1180545206] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-19 03:08:55,494 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-19 03:08:55,494 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 16] total 46 [2022-02-19 03:08:55,494 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148023491] [2022-02-19 03:08:55,494 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-19 03:08:55,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2022-02-19 03:08:55,494 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:55,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2022-02-19 03:08:55,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=1920, Unknown=0, NotChecked=0, Total=2162 [2022-02-19 03:08:55,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:55,496 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:55,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 46 states have (on average 7.021739130434782) internal successors, (323), 47 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 03:08:55,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:55,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:55,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:55,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:55,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:55,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:55,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:55,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:55,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:55,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:57,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:57,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:57,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:57,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:57,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:57,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:57,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:57,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:57,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:57,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:57,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-19 03:08:57,636 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 [2022-02-19 03:08:57,637 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:57,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:57,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1760702202, now seen corresponding path program 1 times [2022-02-19 03:08:57,637 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:57,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335969195] [2022-02-19 03:08:57,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:57,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:57,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 126 proven. 1 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2022-02-19 03:08:57,730 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:57,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335969195] [2022-02-19 03:08:57,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335969195] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-19 03:08:57,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1967370860] [2022-02-19 03:08:57,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:57,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:57,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:08:57,752 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) [2022-02-19 03:08:57,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-19 03:08:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:57,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-19 03:08:57,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-19 03:08:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 126 proven. 1 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2022-02-19 03:08:58,197 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-19 03:08:58,453 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 126 proven. 1 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2022-02-19 03:08:58,454 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1967370860] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-19 03:08:58,454 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-19 03:08:58,454 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-19 03:08:58,454 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165814550] [2022-02-19 03:08:58,454 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-19 03:08:58,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-19 03:08:58,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:08:58,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-19 03:08:58,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-19 03:08:58,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:58,456 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:08:58,457 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 26.6) internal successors, (266), 10 states have internal predecessors, (266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:58,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:08:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:08:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:08:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:08:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:08:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:08:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-19 03:08:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:08:58,581 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-19 03:08:58,776 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 [2022-02-19 03:08:58,776 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:08:58,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:08:58,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1982899486, now seen corresponding path program 1 times [2022-02-19 03:08:58,777 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:08:58,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255738164] [2022-02-19 03:08:58,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:58,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:08:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:59,255 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 25 proven. 134 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-19 03:08:59,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:08:59,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255738164] [2022-02-19 03:08:59,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255738164] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-19 03:08:59,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [964535665] [2022-02-19 03:08:59,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:08:59,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:08:59,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:08:59,264 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) [2022-02-19 03:08:59,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-02-19 03:08:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:08:59,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 43 conjunts are in the unsatisfiable core [2022-02-19 03:08:59,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-19 03:09:00,548 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 11 treesize of output 7 [2022-02-19 03:09:00,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:00,586 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 21 treesize of output 20 [2022-02-19 03:09:00,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:00,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:00,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:00,628 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-02-19 03:09:00,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:00,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:00,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:00,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:00,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:00,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:00,684 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 39 treesize of output 44 [2022-02-19 03:09:00,801 INFO L353 Elim1Store]: treesize reduction 204, result has 14.6 percent of original size [2022-02-19 03:09:00,801 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 53 treesize of output 61 [2022-02-19 03:09:00,837 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 88 proven. 71 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-19 03:09:00,837 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-19 03:09:01,361 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:01,362 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:01,362 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:01,367 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:01,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:01,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:01,373 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:01,374 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:01,374 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 24 proven. 132 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2022-02-19 03:09:02,331 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [964535665] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-19 03:09:02,331 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-19 03:09:02,331 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 21, 19] total 56 [2022-02-19 03:09:02,331 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095001200] [2022-02-19 03:09:02,331 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-19 03:09:02,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2022-02-19 03:09:02,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:09:02,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2022-02-19 03:09:02,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=2886, Unknown=0, NotChecked=0, Total=3192 [2022-02-19 03:09:02,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:09:02,334 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:09:02,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 56 states have (on average 8.839285714285714) internal successors, (495), 57 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:09:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:09:05,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:09:05,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-19 03:09:05,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-02-19 03:09:05,748 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 [2022-02-19 03:09:05,748 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:09:05,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:09:05,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1776228420, now seen corresponding path program 2 times [2022-02-19 03:09:05,748 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:09:05,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429397850] [2022-02-19 03:09:05,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:09:05,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:09:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:09:06,415 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 33 proven. 405 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2022-02-19 03:09:06,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:09:06,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429397850] [2022-02-19 03:09:06,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429397850] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-19 03:09:06,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258336524] [2022-02-19 03:09:06,416 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-19 03:09:06,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:09:06,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:09:06,417 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) [2022-02-19 03:09:06,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-02-19 03:09:06,666 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-19 03:09:06,666 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-19 03:09:06,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 893 conjuncts, 49 conjunts are in the unsatisfiable core [2022-02-19 03:09:06,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-19 03:09:08,513 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 11 treesize of output 7 [2022-02-19 03:09:08,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:08,558 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 21 treesize of output 20 [2022-02-19 03:09:08,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:08,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:08,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:08,608 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-02-19 03:09:08,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:08,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:08,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:08,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:08,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:08,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:08,673 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 39 treesize of output 44 [2022-02-19 03:09:08,790 INFO L353 Elim1Store]: treesize reduction 204, result has 14.6 percent of original size [2022-02-19 03:09:08,790 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 53 treesize of output 61 [2022-02-19 03:09:08,831 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 202 proven. 240 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-19 03:09:08,831 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-19 03:09:09,401 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:09,401 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:09,402 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:09,408 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:09,408 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:09,409 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:09,415 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:09,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:09,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-19 03:09:10,387 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 32 proven. 346 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2022-02-19 03:09:10,387 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [258336524] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-19 03:09:10,387 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-19 03:09:10,387 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 27, 21] total 70 [2022-02-19 03:09:10,388 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512004972] [2022-02-19 03:09:10,388 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-19 03:09:10,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2022-02-19 03:09:10,388 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 03:09:10,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2022-02-19 03:09:10,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=425, Invalid=4545, Unknown=0, NotChecked=0, Total=4970 [2022-02-19 03:09:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:09:10,390 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 03:09:10,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 70 states have (on average 9.928571428571429) internal successors, (695), 71 states have internal predecessors, (695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-02-19 03:09:10,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 03:09:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-02-19 03:09:15,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-02-19 03:09:15,603 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-02-19 03:09:15,791 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 [2022-02-19 03:09:15,791 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 03:09:15,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 03:09:15,791 INFO L85 PathProgramCache]: Analyzing trace with hash -2145364758, now seen corresponding path program 3 times [2022-02-19 03:09:15,792 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 03:09:15,792 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621574652] [2022-02-19 03:09:15,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 03:09:15,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 03:09:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 03:09:17,176 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 87 proven. 355 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-19 03:09:17,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 03:09:17,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621574652] [2022-02-19 03:09:17,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621574652] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-19 03:09:17,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097667] [2022-02-19 03:09:17,176 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-19 03:09:17,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-19 03:09:17,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:09:17,178 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) [2022-02-19 03:09:17,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-02-19 03:09:19,992 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-02-19 03:09:19,992 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-19 03:09:20,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 115 conjunts are in the unsatisfiable core [2022-02-19 03:09:20,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-19 03:09:21,091 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 13 treesize of output 9 [2022-02-19 03:09:21,156 INFO L353 Elim1Store]: treesize reduction 23, result has 36.1 percent of original size [2022-02-19 03:09:21,157 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 23 treesize of output 26 [2022-02-19 03:09:21,518 INFO L353 Elim1Store]: treesize reduction 23, result has 36.1 percent of original size [2022-02-19 03:09:21,518 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 35 treesize of output 38 [2022-02-19 03:09:21,930 INFO L353 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2022-02-19 03:09:21,930 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 45 treesize of output 52 [2022-02-19 03:09:22,231 INFO L353 Elim1Store]: treesize reduction 34, result has 29.2 percent of original size [2022-02-19 03:09:22,232 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 2 case distinctions, treesize of input 50 treesize of output 47 [2022-02-19 03:09:22,664 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 [2022-02-19 03:09:22,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:22,783 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 [2022-02-19 03:09:22,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:22,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:22,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:22,910 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 [2022-02-19 03:09:23,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,066 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 [2022-02-19 03:09:23,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,255 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2022-02-19 03:09:23,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,321 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2022-02-19 03:09:23,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,378 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2022-02-19 03:09:23,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,453 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2022-02-19 03:09:23,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,644 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2022-02-19 03:09:23,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,711 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2022-02-19 03:09:23,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,764 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2022-02-19 03:09:23,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:23,819 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2022-02-19 03:09:24,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:24,025 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2022-02-19 03:09:24,561 INFO L353 Elim1Store]: treesize reduction 8, result has 33.3 percent of original size [2022-02-19 03:09:24,562 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2022-02-19 03:09:24,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:24,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:24,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:24,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:24,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:24,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:24,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:24,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:24,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-19 03:09:24,694 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2022-02-19 03:09:24,819 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 261 proven. 78 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2022-02-19 03:09:24,819 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-19 03:09:49,961 WARN L325 FreeRefinementEngine]: Global settings require throwing the following exception [2022-02-19 03:09:49,983 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-02-19 03:09:50,183 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 [2022-02-19 03:09:50,183 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.computeDerApplicabilityScore(QuantifierPusher.java:685) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.selectBestEliminatee(QuantifierPusher.java:668) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.doit(QuantifierPusher.java:604) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:446) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:261) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:496) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:261) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:247) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-19 03:09:50,186 INFO L158 Benchmark]: Toolchain (without parser) took 64004.21ms. Allocated memory was 201.3MB in the beginning and 669.0MB in the end (delta: 467.7MB). Free memory was 145.2MB in the beginning and 264.9MB in the end (delta: -119.7MB). Peak memory consumption was 412.3MB. Max. memory is 8.0GB. [2022-02-19 03:09:50,186 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 163.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-19 03:09:50,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.23ms. Allocated memory is still 201.3MB. Free memory was 145.1MB in the beginning and 157.7MB in the end (delta: -12.6MB). Peak memory consumption was 10.7MB. Max. memory is 8.0GB. [2022-02-19 03:09:50,187 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.71ms. Allocated memory is still 201.3MB. Free memory was 157.7MB in the beginning and 154.9MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-19 03:09:50,187 INFO L158 Benchmark]: Boogie Preprocessor took 33.90ms. Allocated memory is still 201.3MB. Free memory was 154.9MB in the beginning and 152.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-19 03:09:50,187 INFO L158 Benchmark]: RCFGBuilder took 389.67ms. Allocated memory is still 201.3MB. Free memory was 152.8MB in the beginning and 137.1MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-02-19 03:09:50,187 INFO L158 Benchmark]: TraceAbstraction took 63046.05ms. Allocated memory was 201.3MB in the beginning and 669.0MB in the end (delta: 467.7MB). Free memory was 136.7MB in the beginning and 264.9MB in the end (delta: -128.2MB). Peak memory consumption was 404.8MB. Max. memory is 8.0GB. [2022-02-19 03:09:50,189 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 163.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 481.23ms. Allocated memory is still 201.3MB. Free memory was 145.1MB in the beginning and 157.7MB in the end (delta: -12.6MB). Peak memory consumption was 10.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.71ms. Allocated memory is still 201.3MB. Free memory was 157.7MB in the beginning and 154.9MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 33.90ms. Allocated memory is still 201.3MB. Free memory was 154.9MB in the beginning and 152.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 389.67ms. Allocated memory is still 201.3MB. Free memory was 152.8MB in the beginning and 137.1MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 63046.05ms. Allocated memory was 201.3MB in the beginning and 669.0MB in the end (delta: 467.7MB). Free memory was 136.7MB in the beginning and 264.9MB in the end (delta: -128.2MB). Peak memory consumption was 404.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-02-19 03:09:50,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-19 03:09:50,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...