/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.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 02:13:26,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 02:13:26,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 02:13:26,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-20 02:13:26,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 02:13:26,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 02:13:26,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 02:13:26,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 02:13:26,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 02:13:26,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 02:13:26,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 02:13:26,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 02:13:26,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 02:13:26,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 02:13:26,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 02:13:26,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 02:13:26,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-20 02:13:26,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 02:13:26,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 02:13:26,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 02:13:26,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 02:13:26,176 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 02:13:26,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 02:13:26,176 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 02:13:26,176 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 02:13:26,177 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 02:13:26,177 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 02:13:26,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 02:13:26,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 02:13:26,178 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 02:13:26,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 02:13:26,178 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 02:13:26,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 02:13:26,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 02:13:26,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 02:13:26,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 02:13:26,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 02:13:26,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 02:13:26,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 02:13:26,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 02:13:26,180 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 02:13:26,180 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 02:13:26,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 02:13:26,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 02:13:26,180 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 02:13:26,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 02:13:26,180 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 02:13:26,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-20 02:13:26,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 02:13:26,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 02:13:26,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 02:13:26,411 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 02:13:26,414 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 02:13:26,415 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c [2023-05-20 02:13:26,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7be738780/3fb6f7fdeb7245409acc65c7362e6740/FLAG2035b0368 [2023-05-20 02:13:26,832 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 02:13:26,833 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c [2023-05-20 02:13:26,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7be738780/3fb6f7fdeb7245409acc65c7362e6740/FLAG2035b0368 [2023-05-20 02:13:26,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7be738780/3fb6f7fdeb7245409acc65c7362e6740 [2023-05-20 02:13:26,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 02:13:26,855 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 02:13:26,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 02:13:26,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 02:13:26,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 02:13:26,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 02:13:26" (1/1) ... [2023-05-20 02:13:26,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69f47f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:26, skipping insertion in model container [2023-05-20 02:13:26,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 02:13:26" (1/1) ... [2023-05-20 02:13:26,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 02:13:26,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 02:13:27,036 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c[2554,2567] [2023-05-20 02:13:27,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 02:13:27,042 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 02:13:27,057 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c[2554,2567] [2023-05-20 02:13:27,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 02:13:27,066 INFO L208 MainTranslator]: Completed translation [2023-05-20 02:13:27,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27 WrapperNode [2023-05-20 02:13:27,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 02:13:27,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 02:13:27,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 02:13:27,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 02:13:27,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,088 INFO L138 Inliner]: procedures = 21, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2023-05-20 02:13:27,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 02:13:27,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 02:13:27,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 02:13:27,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 02:13:27,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,104 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 02:13:27,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 02:13:27,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 02:13:27,109 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 02:13:27,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (1/1) ... [2023-05-20 02:13:27,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 02:13:27,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 02:13:27,168 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) [2023-05-20 02:13:27,199 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 [2023-05-20 02:13:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 02:13:27,219 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 02:13:27,219 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 02:13:27,220 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 02:13:27,224 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 02:13:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 02:13:27,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 02:13:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 02:13:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-20 02:13:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-20 02:13:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 02:13:27,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 02:13:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 02:13:27,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 02:13:27,226 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 02:13:27,291 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 02:13:27,292 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 02:13:27,438 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 02:13:27,453 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 02:13:27,454 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2023-05-20 02:13:27,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 02:13:27 BoogieIcfgContainer [2023-05-20 02:13:27,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 02:13:27,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 02:13:27,457 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 02:13:27,479 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 02:13:27,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 02:13:26" (1/3) ... [2023-05-20 02:13:27,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@282b06b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 02:13:27, skipping insertion in model container [2023-05-20 02:13:27,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 02:13:27" (2/3) ... [2023-05-20 02:13:27,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@282b06b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 02:13:27, skipping insertion in model container [2023-05-20 02:13:27,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 02:13:27" (3/3) ... [2023-05-20 02:13:27,481 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-2.wvr.c [2023-05-20 02:13:27,486 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 02:13:27,492 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 02:13:27,492 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 02:13:27,492 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 02:13:27,565 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-20 02:13:27,609 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 02:13:27,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 02:13:27,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 02:13:27,610 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) [2023-05-20 02:13:27,614 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 [2023-05-20 02:13:27,647 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 02:13:27,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 02:13:27,673 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;@456ebb83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 02:13:27,673 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 02:13:27,780 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:13:27,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:13:27,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1067701860, now seen corresponding path program 1 times [2023-05-20 02:13:27,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:13:27,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585887517] [2023-05-20 02:13:27,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:27,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:13:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:28,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 02:13:28,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:13:28,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585887517] [2023-05-20 02:13:28,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585887517] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 02:13:28,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 02:13:28,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 02:13:28,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330196362] [2023-05-20 02:13:28,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 02:13:28,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 02:13:28,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:13:28,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 02:13:28,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 02:13:28,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:28,042 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:13:28,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:13:28,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:28,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 02:13:28,100 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:13:28,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:13:28,101 INFO L85 PathProgramCache]: Analyzing trace with hash -883030954, now seen corresponding path program 1 times [2023-05-20 02:13:28,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:13:28,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7227224] [2023-05-20 02:13:28,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:28,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:13:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:28,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:13:28,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:13:28,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7227224] [2023-05-20 02:13:28,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7227224] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 02:13:28,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 02:13:28,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 02:13:28,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770994991] [2023-05-20 02:13:28,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 02:13:28,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 02:13:28,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:13:28,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 02:13:28,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-05-20 02:13:28,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:28,657 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:13:28,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:13:28,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:28,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:28,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:28,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 02:13:28,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 02:13:28,778 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:13:28,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:13:28,778 INFO L85 PathProgramCache]: Analyzing trace with hash -2011438240, now seen corresponding path program 1 times [2023-05-20 02:13:28,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:13:28,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711481736] [2023-05-20 02:13:28,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:28,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:13:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:28,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:13:28,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:13:28,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711481736] [2023-05-20 02:13:28,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711481736] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 02:13:28,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 02:13:28,974 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 02:13:28,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464754301] [2023-05-20 02:13:28,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 02:13:28,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 02:13:28,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:13:28,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 02:13:28,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-05-20 02:13:28,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:28,978 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:13:28,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:13:28,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:28,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 02:13:28,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:29,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:29,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:29,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:29,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 02:13:29,195 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:13:29,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:13:29,199 INFO L85 PathProgramCache]: Analyzing trace with hash -67095585, now seen corresponding path program 1 times [2023-05-20 02:13:29,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:13:29,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988853738] [2023-05-20 02:13:29,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:29,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:13:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:29,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:13:29,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:13:29,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988853738] [2023-05-20 02:13:29,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988853738] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 02:13:29,408 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 02:13:29,408 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 02:13:29,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048748116] [2023-05-20 02:13:29,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 02:13:29,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 02:13:29,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:13:29,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 02:13:29,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-05-20 02:13:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:29,410 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:13:29,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:13:29,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:29,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:29,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:29,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:29,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 02:13:29,511 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:13:29,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:13:29,512 INFO L85 PathProgramCache]: Analyzing trace with hash -795979897, now seen corresponding path program 1 times [2023-05-20 02:13:29,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:13:29,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470621806] [2023-05-20 02:13:29,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:29,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:13:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:29,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:13:29,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:13:29,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470621806] [2023-05-20 02:13:29,865 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470621806] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 02:13:29,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [607202661] [2023-05-20 02:13:29,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:29,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:13:29,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 02:13:29,867 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) [2023-05-20 02:13:29,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-20 02:13:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:29,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 11 conjunts are in the unsatisfiable core [2023-05-20 02:13:29,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 02:13:30,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:13:30,242 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 02:13:30,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:13:30,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [607202661] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 02:13:30,460 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 02:13:30,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 20 [2023-05-20 02:13:30,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980987399] [2023-05-20 02:13:30,461 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 02:13:30,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-05-20 02:13:30,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:13:30,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-05-20 02:13:30,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2023-05-20 02:13:30,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:30,462 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:13:30,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 7.3) internal successors, (146), 20 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:13:30,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:30,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:30,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:30,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:30,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:31,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:31,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:31,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:31,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:31,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:13:31,036 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-20 02:13:31,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:13:31,218 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:13:31,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:13:31,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1923404051, now seen corresponding path program 1 times [2023-05-20 02:13:31,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:13:31,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180315838] [2023-05-20 02:13:31,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:31,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:13:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:31,352 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-20 02:13:31,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:13:31,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180315838] [2023-05-20 02:13:31,353 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180315838] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 02:13:31,353 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 02:13:31,353 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-20 02:13:31,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397719322] [2023-05-20 02:13:31,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 02:13:31,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-20 02:13:31,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:13:31,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-20 02:13:31,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-20 02:13:31,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:31,354 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:13:31,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:13:31,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:31,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:31,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:31,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:31,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:13:31,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:31,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:31,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:31,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:31,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:31,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:13:31,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:13:31,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-20 02:13:31,404 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:13:31,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:13:31,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1046026216, now seen corresponding path program 2 times [2023-05-20 02:13:31,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:13:31,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503704111] [2023-05-20 02:13:31,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:31,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:13:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:31,554 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-05-20 02:13:31,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:13:31,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503704111] [2023-05-20 02:13:31,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503704111] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 02:13:31,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 02:13:31,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-20 02:13:31,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255520563] [2023-05-20 02:13:31,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 02:13:31,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-20 02:13:31,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:13:31,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-20 02:13:31,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-20 02:13:31,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:31,556 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:13:31,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:13:31,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:31,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:31,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:31,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:31,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:13:31,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:13:31,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:31,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:31,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:31,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:31,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:31,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:13:31,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:13:31,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:13:31,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-20 02:13:31,588 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:13:31,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:13:31,588 INFO L85 PathProgramCache]: Analyzing trace with hash 571945928, now seen corresponding path program 1 times [2023-05-20 02:13:31,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:13:31,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213745613] [2023-05-20 02:13:31,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:13:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:32,209 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:13:32,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:13:32,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213745613] [2023-05-20 02:13:32,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213745613] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 02:13:32,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1054420908] [2023-05-20 02:13:32,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:32,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:13:32,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 02:13:32,225 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) [2023-05-20 02:13:32,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-20 02:13:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:32,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 22 conjunts are in the unsatisfiable core [2023-05-20 02:13:32,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 02:13:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-05-20 02:13:32,590 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 02:13:32,746 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-05-20 02:13:32,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1054420908] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 02:13:32,746 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 02:13:32,746 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 10, 10] total 26 [2023-05-20 02:13:32,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192635648] [2023-05-20 02:13:32,747 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 02:13:32,747 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-05-20 02:13:32,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:13:32,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-05-20 02:13:32,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2023-05-20 02:13:32,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:32,749 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:13:32,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 6.923076923076923) internal successors, (180), 26 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:13:32,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:32,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:32,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:32,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:32,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:13:32,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:13:32,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:13:32,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:34,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:34,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:34,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:34,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:34,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:13:34,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:13:34,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:13:34,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-20 02:13:34,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-20 02:13:35,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:13:35,087 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:13:35,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:13:35,088 INFO L85 PathProgramCache]: Analyzing trace with hash -864771372, now seen corresponding path program 2 times [2023-05-20 02:13:35,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:13:35,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200051249] [2023-05-20 02:13:35,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:13:35,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:13:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:13:35,587 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 20 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-20 02:13:35,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:13:35,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200051249] [2023-05-20 02:13:35,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200051249] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 02:13:35,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1219419703] [2023-05-20 02:13:35,588 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-20 02:13:35,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:13:35,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 02:13:35,597 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) [2023-05-20 02:13:35,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-20 02:13:35,875 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-20 02:13:35,875 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 02:13:35,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjunts are in the unsatisfiable core [2023-05-20 02:13:35,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 02:13:36,804 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 33 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-20 02:13:36,804 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 02:13:52,684 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:13:52,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1219419703] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 02:13:52,684 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 02:13:52,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 17, 22] total 49 [2023-05-20 02:13:52,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434634368] [2023-05-20 02:13:52,684 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 02:13:52,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2023-05-20 02:13:52,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:13:52,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2023-05-20 02:13:52,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=2154, Unknown=0, NotChecked=0, Total=2352 [2023-05-20 02:13:52,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:52,686 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:13:52,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 4.938775510204081) internal successors, (242), 49 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:13:52,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:13:52,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:52,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:13:52,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:13:52,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:13:52,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:13:52,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:13:52,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-20 02:13:52,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:14:52,542 WARN L233 SmtUtils]: Spent 41.64s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 02:14:55,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 02:14:57,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-05-20 02:14:59,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-05-20 02:15:05,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 02:15:36,605 WARN L233 SmtUtils]: Spent 5.13s on a formula simplification. DAG size of input: 99 DAG size of output: 36 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 02:16:17,628 WARN L233 SmtUtils]: Spent 6.63s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 02:16:24,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:16:24,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:16:24,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:16:24,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:16:24,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:16:24,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:16:24,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:16:24,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 02:16:24,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-20 02:16:24,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-20 02:16:24,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:16:24,406 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:16:24,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:16:24,406 INFO L85 PathProgramCache]: Analyzing trace with hash 473174605, now seen corresponding path program 3 times [2023-05-20 02:16:24,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:16:24,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776385844] [2023-05-20 02:16:24,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:16:24,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:16:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:16:25,285 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 27 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:16:25,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:16:25,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776385844] [2023-05-20 02:16:25,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776385844] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 02:16:25,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355070425] [2023-05-20 02:16:25,285 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-20 02:16:25,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:16:25,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 02:16:25,287 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) [2023-05-20 02:16:25,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-20 02:16:26,117 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-05-20 02:16:26,118 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 02:16:26,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 29 conjunts are in the unsatisfiable core [2023-05-20 02:16:26,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 02:16:27,451 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 4 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-20 02:16:27,452 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 02:16:45,806 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 4 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-20 02:16:45,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355070425] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 02:16:45,807 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 02:16:45,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 18, 18] total 54 [2023-05-20 02:16:45,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105351285] [2023-05-20 02:16:45,807 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 02:16:45,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2023-05-20 02:16:45,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:16:45,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2023-05-20 02:16:45,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=2604, Unknown=0, NotChecked=0, Total=2862 [2023-05-20 02:16:45,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:16:45,809 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:16:45,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 5.555555555555555) internal successors, (300), 54 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:16:45,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:16:45,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:16:45,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:16:45,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:16:45,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:16:45,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:16:45,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:16:45,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 02:16:45,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-20 02:16:45,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:17:25,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:17:25,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:17:25,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:17:25,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:17:25,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:17:25,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:17:25,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:17:25,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 02:17:25,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-20 02:17:25,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-05-20 02:17:25,934 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-20 02:17:26,127 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,SelfDestructingSolverStorable9 [2023-05-20 02:17:26,128 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:17:26,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:17:26,128 INFO L85 PathProgramCache]: Analyzing trace with hash 936999151, now seen corresponding path program 4 times [2023-05-20 02:17:26,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:17:26,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430051842] [2023-05-20 02:17:26,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:17:26,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:17:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:17:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 187 proven. 181 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-05-20 02:17:27,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:17:27,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430051842] [2023-05-20 02:17:27,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430051842] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 02:17:27,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [784559197] [2023-05-20 02:17:27,297 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-20 02:17:27,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:17:27,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 02:17:27,309 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) [2023-05-20 02:17:27,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-20 02:17:27,981 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-20 02:17:27,981 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 02:17:27,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 28 conjunts are in the unsatisfiable core [2023-05-20 02:17:27,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 02:17:28,904 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 170 proven. 93 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2023-05-20 02:17:28,904 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 02:17:33,708 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 170 proven. 93 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2023-05-20 02:17:33,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [784559197] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 02:17:33,708 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 02:17:33,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 17, 17] total 54 [2023-05-20 02:17:33,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566764050] [2023-05-20 02:17:33,710 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 02:17:33,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2023-05-20 02:17:33,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:17:33,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2023-05-20 02:17:33,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=2692, Unknown=0, NotChecked=0, Total=2862 [2023-05-20 02:17:33,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:17:33,713 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:17:33,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 5.666666666666667) internal successors, (306), 54 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:17:33,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:17:33,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:17:33,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:17:33,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:17:33,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:17:33,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:17:33,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:17:33,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 02:17:33,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-20 02:17:33,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2023-05-20 02:17:33,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:17:46,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 02:17:49,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 02:18:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:18:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:18:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:18:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:18:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:18:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:18:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:18:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 02:18:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-20 02:18:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-05-20 02:18:43,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-20 02:18:43,922 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-05-20 02:18:44,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:18:44,118 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 02:18:44,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 02:18:44,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1284503573, now seen corresponding path program 5 times [2023-05-20 02:18:44,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 02:18:44,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077429039] [2023-05-20 02:18:44,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 02:18:44,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 02:18:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 02:18:46,251 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 188 proven. 273 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-05-20 02:18:46,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 02:18:46,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077429039] [2023-05-20 02:18:46,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077429039] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 02:18:46,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764348007] [2023-05-20 02:18:46,251 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-20 02:18:46,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:18:46,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 02:18:46,253 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) [2023-05-20 02:18:46,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-20 02:18:54,490 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2023-05-20 02:18:54,491 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 02:18:54,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 71 conjunts are in the unsatisfiable core [2023-05-20 02:18:54,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 02:18:57,993 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 66 proven. 402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:18:57,993 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 02:19:27,304 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 66 proven. 402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 02:19:27,305 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1764348007] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 02:19:27,305 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 02:19:27,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 38, 38] total 112 [2023-05-20 02:19:27,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146101109] [2023-05-20 02:19:27,305 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 02:19:27,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 112 states [2023-05-20 02:19:27,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 02:19:27,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 112 interpolants. [2023-05-20 02:19:27,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=687, Invalid=11705, Unknown=40, NotChecked=0, Total=12432 [2023-05-20 02:19:27,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:19:27,309 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 02:19:27,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 112 states, 112 states have (on average 4.026785714285714) internal successors, (451), 112 states have internal predecessors, (451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 02:19:27,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:19:27,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:19:27,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 02:19:27,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 02:19:27,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 02:19:27,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:19:27,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-20 02:19:27,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 02:19:27,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-20 02:19:27,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2023-05-20 02:19:27,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-20 02:19:27,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 02:20:17,930 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (* 4294967296 (div c_~i1~0 4294967296)))) (let ((.cse1 (+ |c_thread2Thread1of1ForFork1_#t~post4| .cse0)) (.cse2 (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 4294967295) 4294967296))) (and (<= (+ c_~i2~0 .cse0) (+ c_~i1~0 (* (div (+ (- 2) c_~i2~0) 4294967296) 4294967296) 1)) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ c_~i2~0 1) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ 4294967288 (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 7) 4294967296) 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 5) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648) (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 8) 4294967296) 4294967296) 4294967287)))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ 2 c_~i2~0) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ 4294967288 (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 7) 4294967296) 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (<= .cse1 (+ c_~i1~0 (* (div (+ |c_thread2Thread1of1ForFork1_#t~post4| (- 1)) 4294967296) 4294967296))) (<= .cse1 (+ (* (div |c_thread2Thread1of1ForFork1_#t~post4| 4294967296) 4294967296) c_~i1~0)) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 9) 4294967296) 4294967296) 4294967286)) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (< (mod (+ 5 c_~i2~0) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (<= |c_thread1Thread1of1ForFork0_#t~post3| (+ (* (div (+ (- 1) c_~i2~0) 4294967296) 4294967296) (* 4294967296 (div (+ (- c_~i2~0) |c_thread1Thread1of1ForFork0_#t~post3| 1) 4294967296)) 4294967293)) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod c_~i2~0 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ (* 4294967296 (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 6) 4294967296)) 4294967289)) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (= .cse2 0) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648) (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 4) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 8) 4294967296) 4294967296) 4294967287)))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 2) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ 4294967288 (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 7) 4294967296) 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648) (< (mod (+ c_~i2~0 4) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 8) 4294967296) 4294967296) 4294967287)))) (= .cse2 (mod (+ |c_thread1Thread1of1ForFork0_#t~post3| 4294967295) 4294967296)) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 9) 4294967296) 4294967296) 4294967286)) (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 6) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ 3 c_~i2~0) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648) (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 8) 4294967296) 4294967296) 4294967287)))) (<= c_~i1~0 (+ .cse0 4294967293)) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ 4294967288 (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 7) 4294967296) 4294967296))) (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 3) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ (* 4294967296 (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 6) 4294967296)) 4294967289)) (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 1) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648)))))) is different from false [2023-05-20 02:21:34,194 WARN L233 SmtUtils]: Spent 14.35s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 02:22:07,041 WARN L233 SmtUtils]: Spent 6.13s on a formula simplification. DAG size of input: 61 DAG size of output: 49 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 02:25:31,548 WARN L233 SmtUtils]: Spent 2.17m on a formula simplification. DAG size of input: 152 DAG size of output: 97 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 02:26:00,828 WARN L233 SmtUtils]: Spent 13.05s on a formula simplification. DAG size of input: 121 DAG size of output: 27 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 02:26:43,913 WARN L233 SmtUtils]: Spent 13.63s on a formula simplification that was a NOOP. DAG size: 90 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 02:27:25,278 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (* 4294967296 (div c_~i1~0 4294967296)))) (let ((.cse2 (* (div (+ (- 5) c_~i2~0) 4294967296) 4294967296)) (.cse1 (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 4294967291) 4294967296)) (.cse0 (+ |c_thread2Thread1of1ForFork1_#t~post4| .cse3))) (and (<= .cse0 (+ c_~i1~0 (* (div (+ |c_thread2Thread1of1ForFork1_#t~post4| (- 4)) 4294967296) 4294967296) 2)) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ c_~i2~0 1) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ 4294967288 (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 7) 4294967296) 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 5) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648) (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 8) 4294967296) 4294967296) 4294967287)))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ 2 c_~i2~0) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ 4294967288 (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 7) 4294967296) 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 9) 4294967296) 4294967296) 4294967286)) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (< (mod (+ 5 c_~i2~0) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (= .cse1 (mod (+ |c_thread1Thread1of1ForFork0_#t~post3| 4294967293) 4294967296)) (<= |c_thread1Thread1of1ForFork0_#t~post3| (+ (* (div (+ (- c_~i2~0) |c_thread1Thread1of1ForFork0_#t~post3| 3) 4294967296) 4294967296) .cse2 4294967293)) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod c_~i2~0 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ (* 4294967296 (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 6) 4294967296)) 4294967289)) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648) (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 4) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 8) 4294967296) 4294967296) 4294967287)))) (<= (+ c_~i2~0 .cse3) (+ c_~i1~0 3 .cse2)) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 2) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ 4294967288 (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 7) 4294967296) 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (= .cse1 0) (<= .cse0 (+ c_~i1~0 2 (* (div (+ |c_thread2Thread1of1ForFork1_#t~post4| (- 5)) 4294967296) 4294967296))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648) (< (mod (+ c_~i2~0 4) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 8) 4294967296) 4294967296) 4294967287)))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 9) 4294967296) 4294967296) 4294967286)) (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 6) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ 3 c_~i2~0) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648) (<= c_~i1~0 (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 8) 4294967296) 4294967296) 4294967287)))) (<= c_~i1~0 (+ .cse3 4294967293)) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ 4294967288 (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 7) 4294967296) 4294967296))) (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 3) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= c_~i1~0 (+ (* 4294967296 (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) c_~i1~0 6) 4294967296)) 4294967289)) (< (mod (+ |c_thread2Thread1of1ForFork1_#t~post4| 1) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648)))))) is different from false [2023-05-20 02:27:42,005 WARN L233 SmtUtils]: Spent 6.80s on a formula simplification. DAG size of input: 125 DAG size of output: 31 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 02:27:44,002 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (mod (+ 4294967290 c_~i2~0) 4294967296))) (and (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (<= |c_thread1Thread1of1ForFork0_#t~post3| (+ 4294967286 (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) |c_thread1Thread1of1ForFork0_#t~post3| 9) 4294967296) 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (< (mod (+ 5 c_~i2~0) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (= .cse0 0) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (<= |c_thread1Thread1of1ForFork0_#t~post3| (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) 7 |c_thread1Thread1of1ForFork0_#t~post3|) 4294967296) 4294967296) 4294967288)) (< (mod (+ c_~i2~0 1) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (<= |c_thread1Thread1of1ForFork0_#t~post3| (+ (* (div (+ (- c_~i2~0) |c_thread1Thread1of1ForFork0_#t~post3| 3) 4294967296) 4294967296) (* (div (+ (- 5) c_~i2~0) 4294967296) 4294967296) 4294967293)) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (< (mod (+ 6 c_~i2~0) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (<= |c_thread1Thread1of1ForFork0_#t~post3| (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) |c_thread1Thread1of1ForFork0_#t~post3| 10) 4294967296) 4294967296) 4294967285)) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))) (= (mod (+ c_~i1~0 4294967292) 4294967296) .cse0) (forall ((aux_mod_aux_mod_~N~0_21_32 Int) (aux_div_aux_mod_~N~0_21_32 Int)) (or (< (mod (+ 3 c_~i2~0) 4294967296) (+ (* aux_mod_aux_mod_~N~0_21_32 2) (* aux_div_aux_mod_~N~0_21_32 4294967296))) (< (+ aux_mod_aux_mod_~N~0_21_32 (* aux_div_aux_mod_~N~0_21_32 2147483648)) 0) (<= |c_thread1Thread1of1ForFork0_#t~post3| (+ (* (div (+ (* (- 2) aux_mod_aux_mod_~N~0_21_32) |c_thread1Thread1of1ForFork0_#t~post3| 8) 4294967296) 4294967296) 4294967287)) (>= aux_mod_aux_mod_~N~0_21_32 2147483648))))) is different from false Received shutdown request... [2023-05-20 02:28:00,695 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 [2023-05-20 02:28:00,695 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 02:28:00,695 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 [2023-05-20 02:28:01,462 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-05-20 02:28:01,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 02:28:01,656 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 172 known predicates. [2023-05-20 02:28:01,658 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 02:28:01,659 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 02:28:01,659 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 02:28:01,662 INFO L444 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1, 1, 1] [2023-05-20 02:28:01,663 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 02:28:01,663 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 02:28:01,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 02:28:01 BasicIcfg [2023-05-20 02:28:01,665 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 02:28:01,665 INFO L158 Benchmark]: Toolchain (without parser) took 874809.86ms. Allocated memory was 169.9MB in the beginning and 425.7MB in the end (delta: 255.9MB). Free memory was 113.9MB in the beginning and 224.0MB in the end (delta: -110.0MB). Peak memory consumption was 145.4MB. Max. memory is 8.0GB. [2023-05-20 02:28:01,665 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 169.9MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 02:28:01,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.84ms. Allocated memory is still 169.9MB. Free memory was 113.8MB in the beginning and 143.2MB in the end (delta: -29.5MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. [2023-05-20 02:28:01,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.04ms. Allocated memory is still 169.9MB. Free memory was 143.2MB in the beginning and 141.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 02:28:01,666 INFO L158 Benchmark]: Boogie Preprocessor took 18.98ms. Allocated memory is still 169.9MB. Free memory was 141.5MB in the beginning and 140.1MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-20 02:28:01,666 INFO L158 Benchmark]: RCFGBuilder took 346.47ms. Allocated memory is still 169.9MB. Free memory was 140.1MB in the beginning and 126.2MB in the end (delta: 14.0MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-05-20 02:28:01,666 INFO L158 Benchmark]: TraceAbstraction took 874208.14ms. Allocated memory was 169.9MB in the beginning and 425.7MB in the end (delta: 255.9MB). Free memory was 125.1MB in the beginning and 224.0MB in the end (delta: -98.9MB). Peak memory consumption was 158.6MB. Max. memory is 8.0GB. [2023-05-20 02:28:01,667 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 169.9MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 208.84ms. Allocated memory is still 169.9MB. Free memory was 113.8MB in the beginning and 143.2MB in the end (delta: -29.5MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 21.04ms. Allocated memory is still 169.9MB. Free memory was 143.2MB in the beginning and 141.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 18.98ms. Allocated memory is still 169.9MB. Free memory was 141.5MB in the beginning and 140.1MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 346.47ms. Allocated memory is still 169.9MB. Free memory was 140.1MB in the beginning and 126.2MB in the end (delta: 14.0MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 874208.14ms. Allocated memory was 169.9MB in the beginning and 425.7MB in the end (delta: 255.9MB). Free memory was 125.1MB in the beginning and 224.0MB in the end (delta: -98.9MB). Peak memory consumption was 158.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4463, independent: 3310, independent conditional: 1913, independent unconditional: 1397, dependent: 1153, dependent conditional: 1147, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3316, independent: 3310, independent conditional: 1913, independent unconditional: 1397, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3316, independent: 3310, independent conditional: 1913, independent unconditional: 1397, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3316, independent: 3310, independent conditional: 0, independent unconditional: 3310, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3316, independent: 3310, independent conditional: 0, independent unconditional: 3310, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3316, independent: 3310, independent conditional: 0, independent unconditional: 3310, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1056, independent: 1050, independent conditional: 0, independent unconditional: 1050, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1056, independent: 1042, independent conditional: 0, independent unconditional: 1042, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 14, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 64, independent: 10, independent conditional: 0, independent unconditional: 10, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3316, independent: 2260, independent conditional: 0, independent unconditional: 2260, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1056, unknown conditional: 0, unknown unconditional: 1056] , Statistics on independence cache: Total cache size (in pairs): 1056, Positive cache size: 1050, Positive conditional cache size: 0, Positive unconditional cache size: 1050, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 1147 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 191, Number of trivial persistent sets: 119, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1403, independent: 1397, independent conditional: 0, independent unconditional: 1397, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4463, independent: 3310, independent conditional: 1913, independent unconditional: 1397, dependent: 1153, dependent conditional: 1147, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3316, independent: 3310, independent conditional: 1913, independent unconditional: 1397, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3316, independent: 3310, independent conditional: 1913, independent unconditional: 1397, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3316, independent: 3310, independent conditional: 0, independent unconditional: 3310, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3316, independent: 3310, independent conditional: 0, independent unconditional: 3310, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3316, independent: 3310, independent conditional: 0, independent unconditional: 3310, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1056, independent: 1050, independent conditional: 0, independent unconditional: 1050, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1056, independent: 1042, independent conditional: 0, independent unconditional: 1042, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 14, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 64, independent: 10, independent conditional: 0, independent unconditional: 10, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3316, independent: 2260, independent conditional: 0, independent unconditional: 2260, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1056, unknown conditional: 0, unknown unconditional: 1056] , Statistics on independence cache: Total cache size (in pairs): 1056, Positive cache size: 1050, Positive conditional cache size: 0, Positive unconditional cache size: 1050, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 1147 - TimeoutResultAtElement [Line: 99]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 172 known predicates. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 172 known predicates. - TimeoutResultAtElement [Line: 93]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 172 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 121 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 874.0s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 779.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 380, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 10.3s SatisfiabilityAnalysisTime, 82.5s InterpolantComputationTime, 2138 NumberOfCodeBlocks, 2125 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 2927 ConstructedInterpolants, 88 QuantifiedInterpolants, 33422 SizeOfPredicates, 118 NumberOfNonLiveVariables, 1562 ConjunctsInSsa, 198 ConjunctsInUnsatCore, 24 InterpolantComputations, 6 PerfectInterpolantSequences, 1497/3475 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown