/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/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -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/pthread/stack_longer-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-10 10:42:37,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-10 10:42:37,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-10 10:42:37,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-11-10 10:42:37,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-10 10:42:37,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-10 10:42:37,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-10 10:42:37,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-10 10:42:37,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-10 10:42:37,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-10 10:42:37,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-10 10:42:37,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-10 10:42:37,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-10 10:42:37,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-10 10:42:37,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-10 10:42:37,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-10 10:42:37,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-11-10 10:42:37,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-10 10:42:37,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-10 10:42:37,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-10 10:42:37,271 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-11-10 10:42:37,307 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-10 10:42:37,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-10 10:42:37,308 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-10 10:42:37,308 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-10 10:42:37,309 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-10 10:42:37,309 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-10 10:42:37,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-10 10:42:37,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-10 10:42:37,309 INFO L138 SettingsManager]: * Use SBE=true [2022-11-10 10:42:37,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-10 10:42:37,310 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-10 10:42:37,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-10 10:42:37,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-10 10:42:37,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-10 10:42:37,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-10 10:42:37,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-10 10:42:37,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-10 10:42:37,311 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-10 10:42:37,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-10 10:42:37,311 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-10 10:42:37,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-10 10:42:37,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-10 10:42:37,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-10 10:42:37,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-10 10:42:37,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-10 10:42:37,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 10:42:37,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-10 10:42:37,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-10 10:42:37,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-10 10:42:37,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-10 10:42:37,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-10 10:42:37,313 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-10 10:42:37,313 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-10 10:42:37,313 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-10 10:42:37,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-10 10:42:37,313 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-10 10:42:37,313 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-10 10:42:37,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-10 10:42:37,313 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-10 10:42:37,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-10 10:42:37,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-10 10:42:37,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-10 10:42:37,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-10 10:42:37,595 INFO L275 PluginConnector]: CDTParser initialized [2022-11-10 10:42:37,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-1.i [2022-11-10 10:42:37,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f534d69a1/79af567ce2234a4aafd134bab3bb07bf/FLAG2064fecf8 [2022-11-10 10:42:38,036 INFO L306 CDTParser]: Found 1 translation units. [2022-11-10 10:42:38,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i [2022-11-10 10:42:38,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f534d69a1/79af567ce2234a4aafd134bab3bb07bf/FLAG2064fecf8 [2022-11-10 10:42:38,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f534d69a1/79af567ce2234a4aafd134bab3bb07bf [2022-11-10 10:42:38,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-10 10:42:38,376 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-10 10:42:38,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-10 10:42:38,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-10 10:42:38,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-10 10:42:38,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb16235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38, skipping insertion in model container [2022-11-10 10:42:38,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-10 10:42:38,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-10 10:42:38,802 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i[41527,41540] [2022-11-10 10:42:38,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 10:42:38,838 INFO L203 MainTranslator]: Completed pre-run [2022-11-10 10:42:38,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i[41527,41540] [2022-11-10 10:42:38,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 10:42:38,917 INFO L208 MainTranslator]: Completed translation [2022-11-10 10:42:38,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38 WrapperNode [2022-11-10 10:42:38,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-10 10:42:38,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-10 10:42:38,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-10 10:42:38,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-10 10:42:38,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,975 INFO L138 Inliner]: procedures = 277, calls = 41, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 205 [2022-11-10 10:42:38,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-10 10:42:38,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-10 10:42:38,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-10 10:42:38,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-10 10:42:38,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,997 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:38,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:39,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-10 10:42:39,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-10 10:42:39,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-10 10:42:39,001 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-10 10:42:39,015 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (1/1) ... [2022-11-10 10:42:39,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 10:42:39,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:42:39,060 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) [2022-11-10 10:42:39,074 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 [2022-11-10 10:42:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-10 10:42:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-10 10:42:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-10 10:42:39,093 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-10 10:42:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-10 10:42:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-10 10:42:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-10 10:42:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-10 10:42:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-10 10:42:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-10 10:42:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-10 10:42:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-10 10:42:39,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-10 10:42:39,095 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-10 10:42:39,189 INFO L235 CfgBuilder]: Building ICFG [2022-11-10 10:42:39,191 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-10 10:42:39,511 INFO L276 CfgBuilder]: Performing block encoding [2022-11-10 10:42:39,517 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-10 10:42:39,518 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-10 10:42:39,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:42:39 BoogieIcfgContainer [2022-11-10 10:42:39,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-10 10:42:39,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-10 10:42:39,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-10 10:42:39,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-10 10:42:39,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 10:42:38" (1/3) ... [2022-11-10 10:42:39,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78bf2e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:42:39, skipping insertion in model container [2022-11-10 10:42:39,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:42:38" (2/3) ... [2022-11-10 10:42:39,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78bf2e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:42:39, skipping insertion in model container [2022-11-10 10:42:39,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:42:39" (3/3) ... [2022-11-10 10:42:39,532 INFO L112 eAbstractionObserver]: Analyzing ICFG stack_longer-1.i [2022-11-10 10:42:39,538 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-10 10:42:39,544 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-10 10:42:39,544 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2022-11-10 10:42:39,544 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-10 10:42:39,636 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-10 10:42:39,673 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 10:42:39,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 10:42:39,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:42:39,674 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) [2022-11-10 10:42:39,680 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 [2022-11-10 10:42:39,705 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 10:42:39,715 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1Thread1of1ForFork0 ======== [2022-11-10 10:42:39,721 INFO L357 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, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@72a7c123, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 10:42:39,721 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-10 10:42:40,010 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:40,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:40,014 INFO L85 PathProgramCache]: Analyzing trace with hash 772233720, now seen corresponding path program 1 times [2022-11-10 10:42:40,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:40,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369525268] [2022-11-10 10:42:40,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:40,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:40,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:42:40,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:40,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369525268] [2022-11-10 10:42:40,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369525268] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 10:42:40,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 10:42:40,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 10:42:40,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820080514] [2022-11-10 10:42:40,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 10:42:40,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 10:42:40,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:40,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 10:42:40,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 10:42:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,242 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:40,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:40,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-10 10:42:40,280 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:40,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:40,280 INFO L85 PathProgramCache]: Analyzing trace with hash 542292919, now seen corresponding path program 1 times [2022-11-10 10:42:40,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:40,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782680969] [2022-11-10 10:42:40,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:40,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:40,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:42:40,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:40,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782680969] [2022-11-10 10:42:40,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782680969] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 10:42:40,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 10:42:40,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 10:42:40,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451803522] [2022-11-10 10:42:40,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 10:42:40,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 10:42:40,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:40,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 10:42:40,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 10:42:40,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,394 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:40,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:40,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:40,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-10 10:42:40,460 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err5ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:40,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:40,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1042654344, now seen corresponding path program 1 times [2022-11-10 10:42:40,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:40,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096242628] [2022-11-10 10:42:40,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:40,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:40,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:42:40,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:40,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096242628] [2022-11-10 10:42:40,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096242628] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 10:42:40,595 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 10:42:40,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-10 10:42:40,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046659033] [2022-11-10 10:42:40,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 10:42:40,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 10:42:40,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:40,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 10:42:40,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 10:42:40,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,597 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:40,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:40,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:40,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:40,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:40,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:40,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-10 10:42:40,634 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:40,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:40,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1971088724, now seen corresponding path program 1 times [2022-11-10 10:42:40,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:40,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662672246] [2022-11-10 10:42:40,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:40,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:41,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:42:41,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:41,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662672246] [2022-11-10 10:42:41,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662672246] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 10:42:41,104 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 10:42:41,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-10 10:42:41,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004689559] [2022-11-10 10:42:41,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 10:42:41,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 10:42:41,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:41,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 10:42:41,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 10:42:41,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,107 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:41,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:41,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:41,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-10 10:42:41,219 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err4ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:41,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:41,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1501906355, now seen corresponding path program 1 times [2022-11-10 10:42:41,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:41,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56404955] [2022-11-10 10:42:41,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:41,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:41,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:42:41,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:41,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56404955] [2022-11-10 10:42:41,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56404955] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 10:42:41,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 10:42:41,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 10:42:41,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882579582] [2022-11-10 10:42:41,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 10:42:41,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 10:42:41,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:41,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 10:42:41,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 10:42:41,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,288 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:41,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 41.5) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:41,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-10 10:42:41,350 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t1Err5ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:41,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:41,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1584434483, now seen corresponding path program 1 times [2022-11-10 10:42:41,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:41,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356812575] [2022-11-10 10:42:41,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:41,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:41,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:42:41,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:41,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356812575] [2022-11-10 10:42:41,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356812575] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 10:42:41,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 10:42:41,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 10:42:41,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658323394] [2022-11-10 10:42:41,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 10:42:41,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 10:42:41,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:41,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 10:42:41,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 10:42:41,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,410 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:41,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 48.0) internal successors, (96), 3 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:41,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:41,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:41,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:41,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-10 10:42:41,545 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t1Err5ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:41,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:41,547 INFO L85 PathProgramCache]: Analyzing trace with hash -946391218, now seen corresponding path program 1 times [2022-11-10 10:42:41,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:41,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622065779] [2022-11-10 10:42:41,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:41,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:41,725 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 63 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-10 10:42:41,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:41,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622065779] [2022-11-10 10:42:41,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622065779] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:42:41,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482079515] [2022-11-10 10:42:41,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:41,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:42:41,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:42:41,729 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) [2022-11-10 10:42:41,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-10 10:42:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:41,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-10 10:42:41,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:42:42,068 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 63 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-10 10:42:42,068 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:42:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 63 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-10 10:42:42,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1482079515] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:42:42,227 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:42:42,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-10 10:42:42,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221837191] [2022-11-10 10:42:42,228 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:42:42,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-10 10:42:42,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:42,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-10 10:42:42,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-10 10:42:42,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:42,231 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:42,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 38.8) internal successors, (388), 10 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:42,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:42,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:42,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:42,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:42,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:42,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:42:42,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-10 10:42:42,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-10 10:42:42,553 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t1Err5ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:42,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:42,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1510930108, now seen corresponding path program 2 times [2022-11-10 10:42:42,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:42,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405539279] [2022-11-10 10:42:42,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:42,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:42,817 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2022-11-10 10:42:42,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:42,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405539279] [2022-11-10 10:42:42,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405539279] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 10:42:42,817 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 10:42:42,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-10 10:42:42,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036622301] [2022-11-10 10:42:42,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 10:42:42,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 10:42:42,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:42,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 10:42:42,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 10:42:42,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:42,819 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:42,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:42,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:42,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:42,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:42,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:42:42,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:43,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:43,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:42:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-10 10:42:43,078 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:43,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:43,079 INFO L85 PathProgramCache]: Analyzing trace with hash -831977381, now seen corresponding path program 1 times [2022-11-10 10:42:43,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:43,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173261123] [2022-11-10 10:42:43,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:43,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:43,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:43,213 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-11-10 10:42:43,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:43,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173261123] [2022-11-10 10:42:43,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173261123] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 10:42:43,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 10:42:43,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-10 10:42:43,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172647259] [2022-11-10 10:42:43,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 10:42:43,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 10:42:43,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:43,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 10:42:43,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 10:42:43,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:43,218 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:43,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:43,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:43,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:43,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:42:43,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:43,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:43,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:43,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:42:43,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:43,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-10 10:42:43,412 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:43,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:43,413 INFO L85 PathProgramCache]: Analyzing trace with hash -2124306016, now seen corresponding path program 1 times [2022-11-10 10:42:43,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:43,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884568531] [2022-11-10 10:42:43,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:43,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:43,750 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 167 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:42:43,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:43,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884568531] [2022-11-10 10:42:43,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884568531] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:42:43,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1713543605] [2022-11-10 10:42:43,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:43,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:42:43,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:42:43,753 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) [2022-11-10 10:42:43,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-10 10:42:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:43,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-10 10:42:43,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:42:44,174 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 167 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:42:44,175 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:42:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 167 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:42:44,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1713543605] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:42:44,433 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:42:44,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-11-10 10:42:44,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338859697] [2022-11-10 10:42:44,434 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:42:44,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-10 10:42:44,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:44,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-10 10:42:44,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-11-10 10:42:44,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:44,436 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:44,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 37.833333333333336) internal successors, (681), 18 states have internal predecessors, (681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:44,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:44,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:44,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:42:44,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:44,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:42:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:42:44,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-10 10:42:44,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:42:44,967 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:42:44,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:42:44,968 INFO L85 PathProgramCache]: Analyzing trace with hash -929399756, now seen corresponding path program 2 times [2022-11-10 10:42:44,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:42:44,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39446955] [2022-11-10 10:42:44,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:42:44,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:42:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:42:45,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1847 backedges. 363 proven. 1484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:42:45,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:42:45,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39446955] [2022-11-10 10:42:45,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39446955] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:42:45,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934346835] [2022-11-10 10:42:45,793 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-10 10:42:45,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:42:45,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:42:45,794 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) [2022-11-10 10:42:45,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-10 10:42:45,989 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-10 10:42:45,989 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-10 10:42:45,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-10 10:42:46,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:42:46,082 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-10 10:42:46,083 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-10 10:42:47,491 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-10 10:42:47,515 INFO L390 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 0 case distinctions, treesize of input 28 treesize of output 27 [2022-11-10 10:42:47,547 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:42:47,547 INFO L390 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 1 case distinctions, treesize of input 40 treesize of output 42 [2022-11-10 10:42:47,583 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:42:47,584 INFO L390 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 3 case distinctions, treesize of input 52 treesize of output 57 [2022-11-10 10:42:47,645 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2022-11-10 10:42:47,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1847 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1686 trivial. 0 not checked. [2022-11-10 10:42:47,677 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:42:47,725 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (and (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2 .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 3 .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) is different from false [2022-11-10 10:42:47,778 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (let ((.cse1 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 3 .cse2))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse1 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) (and (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse1) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse2)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2 .cse2)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse2)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))))) is different from false [2022-11-10 10:42:47,792 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (let ((.cse2 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2 .cse1)) (.cse3 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 3 .cse1))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse2 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|) .cse3 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) (and (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse1)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse2) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_817 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse1)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_817 (Array Int Int))) (= |c_t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_817) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse3))))))) is different from false [2022-11-10 10:42:47,917 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:42:47,917 INFO L390 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 67 [2022-11-10 10:42:47,923 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:42:47,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 115 treesize of output 35 [2022-11-10 10:42:47,931 INFO L356 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2022-11-10 10:42:47,932 INFO L390 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 1 [2022-11-10 10:42:47,937 INFO L356 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2022-11-10 10:42:47,937 INFO L390 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 1 [2022-11-10 10:42:48,653 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-10 10:42:48,653 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-11-10 10:42:48,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1847 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 1686 trivial. 14 not checked. [2022-11-10 10:42:48,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934346835] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:42:48,657 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:42:48,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 11, 11] total 36 [2022-11-10 10:42:48,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961945430] [2022-11-10 10:42:48,657 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:42:48,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-11-10 10:42:48,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:42:48,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-11-10 10:42:48,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=898, Unknown=24, NotChecked=192, Total=1260 [2022-11-10 10:42:48,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:48,660 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:42:48,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 27.88888888888889) internal successors, (1004), 36 states have internal predecessors, (1004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:42:48,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:48,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:48,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:48,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:42:48,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:48,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:48,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:42:48,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:48,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:42:48,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:42:48,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:42:59,195 WARN L233 SmtUtils]: Spent 10.20s on a formula simplification. DAG size of input: 49 DAG size of output: 38 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-10 10:43:07,708 WARN L233 SmtUtils]: Spent 8.17s on a formula simplification. DAG size of input: 48 DAG size of output: 37 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-10 10:43:18,293 WARN L233 SmtUtils]: Spent 10.19s on a formula simplification. DAG size of input: 48 DAG size of output: 37 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-10 10:43:24,936 WARN L233 SmtUtils]: Spent 6.23s on a formula simplification. DAG size of input: 48 DAG size of output: 37 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-10 10:43:33,737 WARN L233 SmtUtils]: Spent 8.39s on a formula simplification. DAG size of input: 48 DAG size of output: 37 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-10 10:43:42,360 WARN L233 SmtUtils]: Spent 8.16s on a formula simplification. DAG size of input: 48 DAG size of output: 37 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-10 10:43:51,082 WARN L233 SmtUtils]: Spent 8.19s on a formula simplification. DAG size of input: 49 DAG size of output: 38 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-10 10:43:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:43:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:43:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:43:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:43:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:43:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:43:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:43:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:43:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:43:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:43:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:43:56,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-10 10:43:56,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:43:56,482 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:43:56,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:43:56,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1175875577, now seen corresponding path program 3 times [2022-11-10 10:43:56,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:43:56,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228740022] [2022-11-10 10:43:56,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:43:56,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:43:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:43:57,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2364 backedges. 412 proven. 1952 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:43:57,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:43:57,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228740022] [2022-11-10 10:43:57,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228740022] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:43:57,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1625394212] [2022-11-10 10:43:57,400 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-10 10:43:57,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:43:57,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:43:57,404 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) [2022-11-10 10:43:57,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-10 10:43:57,592 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-11-10 10:43:57,593 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-10 10:43:57,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-10 10:43:57,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:43:57,673 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-10 10:43:57,674 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-10 10:43:59,270 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-10 10:43:59,294 INFO L390 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 0 case distinctions, treesize of input 28 treesize of output 27 [2022-11-10 10:43:59,325 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:43:59,326 INFO L390 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 1 case distinctions, treesize of input 40 treesize of output 42 [2022-11-10 10:43:59,364 INFO L390 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 42 treesize of output 40 [2022-11-10 10:43:59,397 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:43:59,397 INFO L390 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 3 case distinctions, treesize of input 52 treesize of output 57 [2022-11-10 10:43:59,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2364 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 2181 trivial. 0 not checked. [2022-11-10 10:43:59,428 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:43:59,489 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (and (forall ((v_ArrVal_1142 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1142) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_1142 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1142) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_1142 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1142) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2 .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) is different from false [2022-11-10 10:43:59,498 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (let ((.cse2 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2 .cse1))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse2 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) (and (forall ((v_ArrVal_1142 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1142) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse1)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_1142 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1142) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse1)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_1142 (Array Int Int))) (= |c_t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1142) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse2))))))) is different from false [2022-11-10 10:43:59,508 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (let ((.cse3 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse1)) (.cse2 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2 .cse1))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse3 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|) .cse2 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) (and (forall ((v_ArrVal_1142 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1142) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse1)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_1142 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1142) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse2) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_1142 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1142) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse3) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))))) is different from false [2022-11-10 10:43:59,518 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:43:59,518 INFO L390 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 54 [2022-11-10 10:43:59,522 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:43:59,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 27 [2022-11-10 10:43:59,529 INFO L356 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2022-11-10 10:43:59,529 INFO L390 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 1 [2022-11-10 10:43:59,532 INFO L356 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2022-11-10 10:43:59,533 INFO L390 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 1 [2022-11-10 10:44:00,337 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-10 10:44:00,338 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-11-10 10:44:00,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2364 backedges. 0 proven. 167 refuted. 0 times theorem prover too weak. 2181 trivial. 16 not checked. [2022-11-10 10:44:00,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1625394212] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:44:00,345 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:44:00,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 11, 11] total 38 [2022-11-10 10:44:00,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287434915] [2022-11-10 10:44:00,347 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:44:00,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2022-11-10 10:44:00,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:44:00,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2022-11-10 10:44:00,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=1040, Unknown=3, NotChecked=204, Total=1406 [2022-11-10 10:44:00,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:00,357 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:44:00,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 28.105263157894736) internal successors, (1068), 38 states have internal predecessors, (1068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:44:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:44:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:44:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:00,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:44:00,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:44:00,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:08,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:44:08,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:44:08,755 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-10 10:44:08,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-10 10:44:08,955 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:44:08,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:44:08,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1031180924, now seen corresponding path program 1 times [2022-11-10 10:44:08,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:44:08,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266083645] [2022-11-10 10:44:08,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:44:08,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:44:09,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:44:10,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2945 backedges. 461 proven. 2484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:44:10,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:44:10,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266083645] [2022-11-10 10:44:10,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266083645] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:44:10,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807864936] [2022-11-10 10:44:10,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:44:10,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:44:10,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:44:10,094 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) [2022-11-10 10:44:10,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-10 10:44:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:44:10,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-10 10:44:10,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:44:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2945 backedges. 461 proven. 2484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:44:11,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:44:12,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2945 backedges. 461 proven. 2484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:44:12,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1807864936] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:44:12,149 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:44:12,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2022-11-10 10:44:12,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362553933] [2022-11-10 10:44:12,149 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:44:12,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2022-11-10 10:44:12,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:44:12,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2022-11-10 10:44:12,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=462, Invalid=1260, Unknown=0, NotChecked=0, Total=1722 [2022-11-10 10:44:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:12,154 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:44:12,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 34.523809523809526) internal successors, (1450), 42 states have internal predecessors, (1450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:44:12,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:12,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:12,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:12,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:44:12,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:12,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:12,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:44:12,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:12,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:12,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:44:12,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:44:12,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:44:12,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:44:13,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:44:13,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:44:13,232 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-10 10:44:13,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:44:13,428 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:44:13,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:44:13,429 INFO L85 PathProgramCache]: Analyzing trace with hash -824614326, now seen corresponding path program 2 times [2022-11-10 10:44:13,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:44:13,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901339616] [2022-11-10 10:44:13,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:44:13,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:44:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:44:17,563 INFO L134 CoverageAnalysis]: Checked inductivity of 12275 backedges. 951 proven. 11324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 10:44:17,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:44:17,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901339616] [2022-11-10 10:44:17,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901339616] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:44:17,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607113394] [2022-11-10 10:44:17,564 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-10 10:44:17,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:44:17,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:44:17,566 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) [2022-11-10 10:44:17,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-10 10:44:17,824 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-10 10:44:17,825 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-10 10:44:17,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-10 10:44:17,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:44:17,943 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-10 10:44:17,943 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-10 10:44:23,225 INFO L390 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 [2022-11-10 10:44:23,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-10 10:44:23,262 INFO L390 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 [2022-11-10 10:44:23,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-10 10:44:23,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-10 10:44:23,308 INFO L390 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 [2022-11-10 10:44:23,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-10 10:44:23,929 INFO L390 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 32 treesize of output 30 [2022-11-10 10:44:23,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-10 10:44:23,964 INFO L390 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 32 treesize of output 30 [2022-11-10 10:44:23,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-10 10:44:23,986 INFO L390 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 32 treesize of output 30 [2022-11-10 10:44:24,005 INFO L390 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 32 treesize of output 30 [2022-11-10 10:44:24,506 INFO L390 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 32 treesize of output 30 [2022-11-10 10:44:24,523 INFO L390 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 32 treesize of output 30 [2022-11-10 10:44:24,545 INFO L390 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 32 treesize of output 30 [2022-11-10 10:44:24,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-10 10:44:24,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-10 10:44:24,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-10 10:44:24,623 INFO L390 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 [2022-11-10 10:44:24,686 INFO L134 CoverageAnalysis]: Checked inductivity of 12275 backedges. 278 proven. 387 refuted. 0 times theorem prover too weak. 11610 trivial. 0 not checked. [2022-11-10 10:44:24,686 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:44:24,789 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0))) is different from false [2022-11-10 10:44:24,941 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0))) is different from false [2022-11-10 10:44:24,965 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store |c_#race| |c_~#arr~0.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store |c_#race| |c_~#arr~0.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store |c_#race| |c_~#arr~0.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0))) is different from false [2022-11-10 10:44:26,012 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2))) (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| (store (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|) .cse1 0)))) (and (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store .cse0 |c_~#arr~0.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store .cse0 |c_~#arr~0.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) .cse1) 0)) (forall ((v_ArrVal_2129 (Array Int Int))) (= (select (select (store .cse0 |c_~#arr~0.base| v_ArrVal_2129) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0))))) is different from false [2022-11-10 10:44:26,142 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:44:26,142 INFO L390 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 39 [2022-11-10 10:44:26,147 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:44:26,148 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 30 [2022-11-10 10:44:26,150 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-10 10:44:27,183 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-10 10:44:27,183 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-11-10 10:44:27,192 INFO L134 CoverageAnalysis]: Checked inductivity of 12275 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11610 trivial. 627 not checked. [2022-11-10 10:44:27,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1607113394] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:44:27,192 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:44:27,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 14, 14] total 64 [2022-11-10 10:44:27,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640229107] [2022-11-10 10:44:27,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:44:27,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2022-11-10 10:44:27,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:44:27,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2022-11-10 10:44:27,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=540, Invalid=2989, Unknown=27, NotChecked=476, Total=4032 [2022-11-10 10:44:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:27,196 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:44:27,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 28.015625) internal successors, (1793), 64 states have internal predecessors, (1793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:44:27,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:27,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:27,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:27,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:44:27,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:27,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:27,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:44:27,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:27,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:27,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:44:27,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:44:27,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:44:27,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:44:27,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:30,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:30,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:30,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:30,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:44:30,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:44:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:44:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:44:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:44:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:44:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:44:30,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-10 10:44:30,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:44:30,808 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:44:30,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:44:30,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1591468737, now seen corresponding path program 1 times [2022-11-10 10:44:30,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:44:30,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737045108] [2022-11-10 10:44:30,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:44:30,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:44:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:44:34,540 INFO L134 CoverageAnalysis]: Checked inductivity of 14322 backedges. 1700 proven. 12560 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-10 10:44:34,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:44:34,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737045108] [2022-11-10 10:44:34,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737045108] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:44:34,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [67129659] [2022-11-10 10:44:34,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:44:34,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:44:34,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:44:34,555 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) [2022-11-10 10:44:34,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-10 10:44:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:44:35,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 3141 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-10 10:44:35,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:44:36,445 INFO L134 CoverageAnalysis]: Checked inductivity of 14322 backedges. 1700 proven. 12560 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-10 10:44:36,445 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:44:38,664 INFO L134 CoverageAnalysis]: Checked inductivity of 14322 backedges. 1700 proven. 12560 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-10 10:44:38,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [67129659] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:44:38,664 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:44:38,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43, 43] total 86 [2022-11-10 10:44:38,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268654752] [2022-11-10 10:44:38,665 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:44:38,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2022-11-10 10:44:38,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:44:38,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2022-11-10 10:44:38,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1892, Invalid=5418, Unknown=0, NotChecked=0, Total=7310 [2022-11-10 10:44:38,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:38,671 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:44:38,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 33.325581395348834) internal successors, (2866), 86 states have internal predecessors, (2866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:44:38,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:38,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:38,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:38,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:44:38,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:41,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:44:41,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:41,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:41,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:44:41,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:41,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:41,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:44:41,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:41,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:44:41,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:44:41,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:44:41,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:44:41,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:44:41,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:44:41,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2022-11-10 10:44:41,555 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-11-10 10:44:41,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-10 10:44:41,756 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:44:41,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:44:41,757 INFO L85 PathProgramCache]: Analyzing trace with hash 471880408, now seen corresponding path program 2 times [2022-11-10 10:44:41,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:44:41,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864140912] [2022-11-10 10:44:41,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:44:41,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:44:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:45:00,640 INFO L134 CoverageAnalysis]: Checked inductivity of 56805 backedges. 3443 proven. 53300 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-10 10:45:00,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:45:00,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864140912] [2022-11-10 10:45:00,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864140912] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:45:00,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1296358218] [2022-11-10 10:45:00,641 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-10 10:45:00,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:45:00,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:45:00,642 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) [2022-11-10 10:45:00,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-10 10:45:01,061 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-10 10:45:01,061 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-10 10:45:01,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-10 10:45:01,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:45:01,210 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-10 10:45:01,211 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-10 10:45:12,342 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-10 10:45:12,378 INFO L390 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 0 case distinctions, treesize of input 28 treesize of output 27 [2022-11-10 10:45:12,420 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:45:12,420 INFO L390 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 1 case distinctions, treesize of input 40 treesize of output 42 [2022-11-10 10:45:12,470 INFO L390 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 42 treesize of output 40 [2022-11-10 10:45:12,517 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:45:12,517 INFO L390 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 3 case distinctions, treesize of input 52 treesize of output 57 [2022-11-10 10:45:12,567 INFO L134 CoverageAnalysis]: Checked inductivity of 56805 backedges. 0 proven. 916 refuted. 0 times theorem prover too weak. 55889 trivial. 0 not checked. [2022-11-10 10:45:12,567 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:45:12,830 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (let ((.cse2 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2 .cse1))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse2 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) (and (forall ((v_ArrVal_4066 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_4066) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse1)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_4066 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_4066) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse2) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_4066 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_4066) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse1)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))))) is different from false [2022-11-10 10:45:12,842 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (let ((.cse1 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse3)) (.cse2 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2 .cse3))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse1 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|) .cse2 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) (and (forall ((v_ArrVal_4066 (Array Int Int))) (= |c_t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_4066) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse1))) (forall ((v_ArrVal_4066 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_4066) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse2) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_4066 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_4066) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse3)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))))) is different from false [2022-11-10 10:45:12,853 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:45:12,853 INFO L390 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 53 [2022-11-10 10:45:12,858 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:45:12,859 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 30 [2022-11-10 10:45:12,875 INFO L356 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2022-11-10 10:45:12,875 INFO L390 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 1 [2022-11-10 10:45:12,885 INFO L356 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2022-11-10 10:45:12,885 INFO L390 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 1 [2022-11-10 10:45:18,604 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-10 10:45:18,605 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-11-10 10:45:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 56805 backedges. 0 proven. 834 refuted. 0 times theorem prover too weak. 55889 trivial. 82 not checked. [2022-11-10 10:45:18,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1296358218] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:45:18,613 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:45:18,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [85, 11, 11] total 104 [2022-11-10 10:45:18,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890327957] [2022-11-10 10:45:18,614 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:45:18,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 104 states [2022-11-10 10:45:18,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:45:18,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2022-11-10 10:45:18,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1910, Invalid=8388, Unknown=12, NotChecked=402, Total=10712 [2022-11-10 10:45:18,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:45:18,622 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:45:18,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 104 states, 104 states have (on average 30.817307692307693) internal successors, (3205), 104 states have internal predecessors, (3205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2022-11-10 10:45:18,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:45:48,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:45:48,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:45:48,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:45:48,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2022-11-10 10:45:48,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 477 states. [2022-11-10 10:45:48,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-11-10 10:45:48,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-10 10:45:48,599 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:45:48,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:45:48,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1064910500, now seen corresponding path program 1 times [2022-11-10 10:45:48,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:45:48,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774091057] [2022-11-10 10:45:48,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:45:48,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:45:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:46:08,303 INFO L134 CoverageAnalysis]: Checked inductivity of 59532 backedges. 3526 proven. 55944 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-10 10:46:08,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:46:08,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774091057] [2022-11-10 10:46:08,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774091057] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:46:08,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020001602] [2022-11-10 10:46:08,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:46:08,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:46:08,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:46:08,305 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) [2022-11-10 10:46:08,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-10 10:46:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:46:09,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 5971 conjuncts, 86 conjunts are in the unsatisfiable core [2022-11-10 10:46:09,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:46:11,098 INFO L134 CoverageAnalysis]: Checked inductivity of 59532 backedges. 3526 proven. 55944 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-10 10:46:11,099 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:46:16,191 INFO L134 CoverageAnalysis]: Checked inductivity of 59532 backedges. 3526 proven. 55944 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-10 10:46:16,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020001602] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:46:16,191 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:46:16,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 87, 87] total 174 [2022-11-10 10:46:16,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94532167] [2022-11-10 10:46:16,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:46:16,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 174 states [2022-11-10 10:46:16,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:46:16,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 174 interpolants. [2022-11-10 10:46:16,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7656, Invalid=22446, Unknown=0, NotChecked=0, Total=30102 [2022-11-10 10:46:16,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:46:16,213 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:46:16,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 174 states, 174 states have (on average 32.64942528735632) internal successors, (5681), 174 states have internal predecessors, (5681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:46:16,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:46:16,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:16,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:16,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:46:16,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:16,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:16,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:46:16,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:16,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:16,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:46:16,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:46:16,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:46:16,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:46:16,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:46:16,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2022-11-10 10:46:16,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 477 states. [2022-11-10 10:46:16,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:46:31,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 477 states. [2022-11-10 10:46:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 255 states. [2022-11-10 10:46:31,080 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-11-10 10:46:31,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-10 10:46:31,263 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:46:31,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:46:31,264 INFO L85 PathProgramCache]: Analyzing trace with hash 509664987, now seen corresponding path program 2 times [2022-11-10 10:46:31,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:46:31,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074925106] [2022-11-10 10:46:31,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:46:31,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:46:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:48:39,960 INFO L134 CoverageAnalysis]: Checked inductivity of 237337 backedges. 7095 proven. 230180 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-10 10:48:39,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:48:39,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074925106] [2022-11-10 10:48:39,961 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074925106] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:48:39,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [290261222] [2022-11-10 10:48:39,961 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-10 10:48:39,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:48:39,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:48:39,963 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) [2022-11-10 10:48:39,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-10 10:48:40,701 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-10 10:48:40,702 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-10 10:48:40,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-10 10:48:40,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:48:40,903 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-10 10:48:40,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-10 10:48:52,576 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-10 10:48:52,635 INFO L390 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 0 case distinctions, treesize of input 28 treesize of output 27 [2022-11-10 10:48:52,704 INFO L390 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 30 treesize of output 30 [2022-11-10 10:48:52,766 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:48:52,766 INFO L390 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 1 case distinctions, treesize of input 40 treesize of output 42 [2022-11-10 10:48:52,836 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:48:52,837 INFO L390 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 3 case distinctions, treesize of input 52 treesize of output 57 [2022-11-10 10:48:52,924 INFO L134 CoverageAnalysis]: Checked inductivity of 237337 backedges. 0 proven. 1884 refuted. 0 times theorem prover too weak. 235453 trivial. 0 not checked. [2022-11-10 10:48:52,924 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:48:53,121 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (and (forall ((v_ArrVal_7849 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_7849) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_7849 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_7849) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) is different from false [2022-11-10 10:48:53,127 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (let ((.cse1 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse2))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse1 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) (and (forall ((v_ArrVal_7849 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_7849) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse1) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_7849 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_7849) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse2)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))))) is different from false [2022-11-10 10:48:53,151 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:48:53,154 INFO L390 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 41 [2022-11-10 10:48:53,158 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:48:53,158 INFO L390 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 49 treesize of output 23 [2022-11-10 10:48:53,164 INFO L356 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2022-11-10 10:48:53,164 INFO L390 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 1 [2022-11-10 10:49:01,767 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-10 10:49:01,767 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-11-10 10:49:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 237337 backedges. 0 proven. 1799 refuted. 0 times theorem prover too weak. 235453 trivial. 85 not checked. [2022-11-10 10:49:01,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [290261222] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:49:01,780 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:49:01,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [173, 11, 11] total 192 [2022-11-10 10:49:01,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883301921] [2022-11-10 10:49:01,782 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:49:01,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 192 states [2022-11-10 10:49:01,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:49:01,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 192 interpolants. [2022-11-10 10:49:01,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7631, Invalid=28285, Unknown=2, NotChecked=754, Total=36672 [2022-11-10 10:49:01,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:49:01,796 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:49:01,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 192 states, 192 states have (on average 31.34375) internal successors, (6018), 192 states have internal predecessors, (6018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 477 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 255 states. [2022-11-10 10:49:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 477 states. [2022-11-10 10:50:59,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 255 states. [2022-11-10 10:50:59,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 961 states. [2022-11-10 10:50:59,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-10 10:50:59,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-11-10 10:50:59,449 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:50:59,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:50:59,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1763957865, now seen corresponding path program 3 times [2022-11-10 10:50:59,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:50:59,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640303249] [2022-11-10 10:50:59,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:50:59,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:51:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 10:53:06,129 INFO L134 CoverageAnalysis]: Checked inductivity of 242880 backedges. 7178 proven. 235640 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-10 10:53:06,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 10:53:06,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640303249] [2022-11-10 10:53:06,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640303249] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 10:53:06,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487192019] [2022-11-10 10:53:06,130 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-10 10:53:06,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:53:06,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:53:06,131 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-10 10:53:06,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-10 10:53:06,932 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-11-10 10:53:06,933 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-10 10:53:06,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-10 10:53:06,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 10:53:07,082 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-10 10:53:07,082 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-10 10:53:35,932 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-10 10:53:36,019 INFO L390 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 0 case distinctions, treesize of input 28 treesize of output 27 [2022-11-10 10:53:36,128 INFO L390 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 30 treesize of output 30 [2022-11-10 10:53:36,224 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:53:36,224 INFO L390 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 1 case distinctions, treesize of input 40 treesize of output 42 [2022-11-10 10:53:36,333 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:53:36,333 INFO L390 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 3 case distinctions, treesize of input 52 treesize of output 57 [2022-11-10 10:53:36,453 INFO L134 CoverageAnalysis]: Checked inductivity of 242880 backedges. 0 proven. 1906 refuted. 0 times theorem prover too weak. 240974 trivial. 0 not checked. [2022-11-10 10:53:36,453 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 10:53:36,741 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (and (forall ((v_ArrVal_10376 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_10376) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_10376 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_10376) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse0)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) is different from false [2022-11-10 10:53:36,749 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (* |c_t1Thread1of1ForFork0_push_#t~ret36#1| 4))) (let ((.cse1 (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1 .cse2))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse1 |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))) (and (forall ((v_ArrVal_10376 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_10376) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse1) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)) (forall ((v_ArrVal_10376 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_10376) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ |c_t1Thread1of1ForFork0_push_~stack#1.offset| .cse2)) |c_t1Thread1of1ForFork0_push_#t~nondet37#1|)))))) is different from false [2022-11-10 10:53:36,756 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:53:36,757 INFO L390 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 41 [2022-11-10 10:53:36,761 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-10 10:53:36,761 INFO L390 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 49 treesize of output 23 [2022-11-10 10:53:36,767 INFO L356 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2022-11-10 10:53:36,767 INFO L390 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 1 [2022-11-10 10:53:55,057 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-10 10:53:55,058 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-11-10 10:53:55,074 INFO L134 CoverageAnalysis]: Checked inductivity of 242880 backedges. 0 proven. 1820 refuted. 0 times theorem prover too weak. 240974 trivial. 86 not checked. [2022-11-10 10:53:55,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487192019] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 10:53:55,075 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 10:53:55,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [175, 11, 11] total 194 [2022-11-10 10:53:55,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260432132] [2022-11-10 10:53:55,076 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 10:53:55,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 194 states [2022-11-10 10:53:55,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 10:53:55,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 194 interpolants. [2022-11-10 10:53:55,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7806, Invalid=28872, Unknown=2, NotChecked=762, Total=37442 [2022-11-10 10:53:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:53:55,089 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 10:53:55,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 194 states, 194 states have (on average 31.3659793814433) internal successors, (6085), 194 states have internal predecessors, (6085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 10:53:55,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:53:55,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:53:55,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:53:55,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:53:55,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:53:55,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:53:55,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:53:55,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 477 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 255 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 961 states. [2022-11-10 10:53:55,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:55:57,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 10:55:57,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:55:57,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:55:57,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 477 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 255 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 961 states. [2022-11-10 10:55:57,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 973 states. [2022-11-10 10:55:57,099 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-11-10 10:55:57,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 10:55:57,290 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err5ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-10 10:55:57,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 10:55:57,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1760937826, now seen corresponding path program 4 times [2022-11-10 10:55:57,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 10:55:57,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776810389] [2022-11-10 10:55:57,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 10:55:57,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 10:55:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-11-10 10:56:44,429 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-11-10 10:56:44,430 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-11-10 10:56:44,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-10 10:56:44,577 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Timeout exceeded at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkResolutionNode(Interpolator.java:275) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:152) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:260) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:237) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:848) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:776) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:352) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:192) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:284) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:165) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:327) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:229) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) 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) [2022-11-10 10:56:44,580 INFO L158 Benchmark]: Toolchain (without parser) took 846203.95ms. Allocated memory was 165.7MB in the beginning and 4.5GB in the end (delta: 4.4GB). Free memory was 109.4MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. [2022-11-10 10:56:44,580 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 165.7MB. Free memory was 127.5MB in the beginning and 127.4MB in the end (delta: 143.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-11-10 10:56:44,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 539.67ms. Allocated memory was 165.7MB in the beginning and 206.6MB in the end (delta: 40.9MB). Free memory was 109.3MB in the beginning and 162.6MB in the end (delta: -53.3MB). Peak memory consumption was 12.1MB. Max. memory is 8.0GB. [2022-11-10 10:56:44,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.76ms. Allocated memory is still 206.6MB. Free memory was 162.6MB in the beginning and 159.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-11-10 10:56:44,581 INFO L158 Benchmark]: Boogie Preprocessor took 24.29ms. Allocated memory is still 206.6MB. Free memory was 159.4MB in the beginning and 157.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-10 10:56:44,582 INFO L158 Benchmark]: RCFGBuilder took 518.87ms. Allocated memory is still 206.6MB. Free memory was 157.3MB in the beginning and 134.8MB in the end (delta: 22.5MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2022-11-10 10:56:44,582 INFO L158 Benchmark]: TraceAbstraction took 845059.17ms. Allocated memory was 206.6MB in the beginning and 4.5GB in the end (delta: 4.3GB). Free memory was 134.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. [2022-11-10 10:56:44,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 165.7MB. Free memory was 127.5MB in the beginning and 127.4MB in the end (delta: 143.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 539.67ms. Allocated memory was 165.7MB in the beginning and 206.6MB in the end (delta: 40.9MB). Free memory was 109.3MB in the beginning and 162.6MB in the end (delta: -53.3MB). Peak memory consumption was 12.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.76ms. Allocated memory is still 206.6MB. Free memory was 162.6MB in the beginning and 159.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.29ms. Allocated memory is still 206.6MB. Free memory was 159.4MB in the beginning and 157.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 518.87ms. Allocated memory is still 206.6MB. Free memory was 157.3MB in the beginning and 134.8MB in the end (delta: 22.5MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 845059.17ms. Allocated memory was 206.6MB in the beginning and 4.5GB in the end (delta: 4.3GB). Free memory was 134.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Timeout exceeded de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Timeout exceeded: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkResolutionNode(Interpolator.java:275) RESULT: Ultimate could not prove your program: Toolchain returned no result. Completed graceful shutdown