/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 X --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-simpl-str-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 15:01:31,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 15:01:31,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 15:01:31,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-04 15:01:31,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 15:01:31,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 15:01:31,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 15:01:31,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 15:01:31,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 15:01:31,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 15:01:31,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 15:01:31,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 15:01:31,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 15:01:31,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 15:01:31,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 15:01:31,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 15:01:31,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-04 15:01:31,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 15:01:31,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 15:01:31,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 15:01:31,261 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 15:01:31,280 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 15:01:31,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 15:01:31,281 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 15:01:31,281 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 15:01:31,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 15:01:31,282 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 15:01:31,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 15:01:31,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 15:01:31,283 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 15:01:31,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 15:01:31,283 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 15:01:31,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 15:01:31,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 15:01:31,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 15:01:31,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 15:01:31,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 15:01:31,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 15:01:31,284 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 15:01:31,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 15:01:31,285 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 15:01:31,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 15:01:31,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 15:01:31,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 15:01:31,286 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 15:01:31,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 15:01:31,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 15:01:31,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 15:01:31,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 15:01:31,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 15:01:31,287 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 15:01:31,287 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 15:01:31,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 15:01:31,287 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 15:01:31,288 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 15:01:31,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 15:01:31,288 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 15:01:31,288 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-04 15:01:31,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 15:01:31,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 15:01:31,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 15:01:31,539 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 15:01:31,540 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 15:01:31,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-simpl-str-trans.wvr.c [2023-05-04 15:01:31,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cad4224c/9204d0bb44624ad2a796a8dc65c28df2/FLAG4075df7f5 [2023-05-04 15:01:31,936 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 15:01:31,937 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-simpl-str-trans.wvr.c [2023-05-04 15:01:31,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cad4224c/9204d0bb44624ad2a796a8dc65c28df2/FLAG4075df7f5 [2023-05-04 15:01:32,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cad4224c/9204d0bb44624ad2a796a8dc65c28df2 [2023-05-04 15:01:32,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 15:01:32,364 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 15:01:32,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 15:01:32,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 15:01:32,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 15:01:32,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@537ed8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32, skipping insertion in model container [2023-05-04 15:01:32,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 15:01:32,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 15:01:32,560 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/chl-simpl-str-trans.wvr.c[2514,2527] [2023-05-04 15:01:32,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 15:01:32,571 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 15:01:32,587 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/chl-simpl-str-trans.wvr.c[2514,2527] [2023-05-04 15:01:32,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 15:01:32,601 INFO L208 MainTranslator]: Completed translation [2023-05-04 15:01:32,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32 WrapperNode [2023-05-04 15:01:32,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 15:01:32,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 15:01:32,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 15:01:32,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 15:01:32,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,636 INFO L138 Inliner]: procedures = 23, calls = 30, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 163 [2023-05-04 15:01:32,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 15:01:32,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 15:01:32,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 15:01:32,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 15:01:32,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,657 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 15:01:32,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 15:01:32,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 15:01:32,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 15:01:32,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (1/1) ... [2023-05-04 15:01:32,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 15:01:32,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:01:32,691 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) [2023-05-04 15:01:32,696 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 [2023-05-04 15:01:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 15:01:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 15:01:32,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 15:01:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 15:01:32,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 15:01:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-04 15:01:32,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-04 15:01:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 15:01:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 15:01:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 15:01:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 15:01:32,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 15:01:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 15:01:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 15:01:32,724 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 15:01:32,804 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 15:01:32,805 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 15:01:33,116 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 15:01:33,133 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 15:01:33,133 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-04 15:01:33,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:01:33 BoogieIcfgContainer [2023-05-04 15:01:33,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 15:01:33,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 15:01:33,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 15:01:33,144 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 15:01:33,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 03:01:32" (1/3) ... [2023-05-04 15:01:33,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@674ad3c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:01:33, skipping insertion in model container [2023-05-04 15:01:33,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:01:32" (2/3) ... [2023-05-04 15:01:33,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@674ad3c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:01:33, skipping insertion in model container [2023-05-04 15:01:33,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:01:33" (3/3) ... [2023-05-04 15:01:33,147 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-simpl-str-trans.wvr.c [2023-05-04 15:01:33,158 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 15:01:33,166 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 15:01:33,167 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 15:01:33,167 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 15:01:33,311 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-05-04 15:01:33,353 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 15:01:33,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 15:01:33,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:01:33,355 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) [2023-05-04 15:01:33,356 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 [2023-05-04 15:01:33,387 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 15:01:33,404 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 15:01:33,410 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;@553a02f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 15:01:33,411 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-05-04 15:01:33,635 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:01:33,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:01:33,640 INFO L85 PathProgramCache]: Analyzing trace with hash 400179632, now seen corresponding path program 1 times [2023-05-04 15:01:33,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:01:33,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945956571] [2023-05-04 15:01:33,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:01:33,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:01:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:01:34,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:01:34,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:01:34,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945956571] [2023-05-04 15:01:34,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945956571] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 15:01:34,376 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 15:01:34,377 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 15:01:34,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279537064] [2023-05-04 15:01:34,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:01:34,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 15:01:34,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:01:34,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 15:01:34,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-05-04 15:01:34,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:34,408 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:01:34,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 7 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 15:01:34,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:34,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:34,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 15:01:34,867 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:01:34,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:01:34,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1810530058, now seen corresponding path program 1 times [2023-05-04 15:01:34,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:01:34,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240906387] [2023-05-04 15:01:34,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:01:34,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:01:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:01:35,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:01:35,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:01:35,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240906387] [2023-05-04 15:01:35,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240906387] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 15:01:35,171 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 15:01:35,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 15:01:35,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157774813] [2023-05-04 15:01:35,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:01:35,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 15:01:35,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:01:35,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 15:01:35,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-05-04 15:01:35,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:35,176 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:01:35,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 7 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 15:01:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:35,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:35,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:35,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 15:01:35,379 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:01:35,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:01:35,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1981436824, now seen corresponding path program 1 times [2023-05-04 15:01:35,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:01:35,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269746409] [2023-05-04 15:01:35,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:01:35,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:01:35,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:01:35,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:01:35,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:01:35,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269746409] [2023-05-04 15:01:35,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269746409] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 15:01:35,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 15:01:35,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-04 15:01:35,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792339203] [2023-05-04 15:01:35,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:01:35,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-04 15:01:35,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:01:35,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-04 15:01:35,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-04 15:01:35,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:35,472 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:01:35,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 15:01:35,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:35,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:35,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:35,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:35,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:35,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:35,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 15:01:35,560 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:01:35,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:01:35,561 INFO L85 PathProgramCache]: Analyzing trace with hash -713120629, now seen corresponding path program 1 times [2023-05-04 15:01:35,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:01:35,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036368475] [2023-05-04 15:01:35,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:01:35,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:01:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:01:35,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:01:35,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:01:35,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036368475] [2023-05-04 15:01:35,749 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036368475] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 15:01:35,749 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 15:01:35,749 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-04 15:01:35,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153848518] [2023-05-04 15:01:35,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:01:35,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 15:01:35,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:01:35,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 15:01:35,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-05-04 15:01:35,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:35,753 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:01:35,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.75) internal successors, (102), 8 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 15:01:35,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:35,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:35,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:35,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:36,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 15:01:36,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:36,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:36,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 15:01:36,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-04 15:01:36,232 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:01:36,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:01:36,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1601769261, now seen corresponding path program 1 times [2023-05-04 15:01:36,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:01:36,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709743890] [2023-05-04 15:01:36,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:01:36,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:01:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:01:36,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:01:36,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:01:36,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709743890] [2023-05-04 15:01:36,280 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709743890] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 15:01:36,280 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 15:01:36,280 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-04 15:01:36,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070880965] [2023-05-04 15:01:36,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:01:36,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-04 15:01:36,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:01:36,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-04 15:01:36,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-04 15:01:36,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:36,284 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:01:36,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 15:01:36,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 15:01:36,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 15:01:36,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:36,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 15:01:36,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:36,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:36,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 15:01:36,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:36,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-04 15:01:36,451 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:01:36,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:01:36,452 INFO L85 PathProgramCache]: Analyzing trace with hash 817474185, now seen corresponding path program 1 times [2023-05-04 15:01:36,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:01:36,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513798891] [2023-05-04 15:01:36,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:01:36,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:01:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:01:36,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:01:36,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:01:36,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513798891] [2023-05-04 15:01:36,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513798891] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 15:01:36,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 15:01:36,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 15:01:36,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502503091] [2023-05-04 15:01:36,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:01:36,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 15:01:36,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:01:36,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 15:01:36,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-05-04 15:01:36,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:36,662 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:01:36,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 7 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 15:01:36,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 15:01:36,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:36,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:36,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 15:01:36,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:36,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:37,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 15:01:37,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:37,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:37,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 15:01:37,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:37,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:37,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-04 15:01:37,531 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:01:37,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:01:37,532 INFO L85 PathProgramCache]: Analyzing trace with hash -105276234, now seen corresponding path program 1 times [2023-05-04 15:01:37,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:01:37,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622226338] [2023-05-04 15:01:37,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:01:37,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:01:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:01:37,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:01:37,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:01:37,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622226338] [2023-05-04 15:01:37,590 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622226338] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 15:01:37,590 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 15:01:37,593 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-04 15:01:37,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648752810] [2023-05-04 15:01:37,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:01:37,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-04 15:01:37,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:01:37,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-04 15:01:37,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-04 15:01:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:37,599 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:01:37,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 15:01:37,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 15:01:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 15:01:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:38,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 15:01:38,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:38,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:38,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 15:01:38,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:38,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:38,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:38,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-04 15:01:38,488 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:01:38,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:01:38,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1597170220, now seen corresponding path program 1 times [2023-05-04 15:01:38,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:01:38,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731199403] [2023-05-04 15:01:38,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:01:38,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:01:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:01:39,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:01:39,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:01:39,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731199403] [2023-05-04 15:01:39,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731199403] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 15:01:39,592 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 15:01:39,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2023-05-04 15:01:39,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379182108] [2023-05-04 15:01:39,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:01:39,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2023-05-04 15:01:39,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:01:39,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2023-05-04 15:01:39,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=703, Unknown=0, NotChecked=0, Total=756 [2023-05-04 15:01:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:39,595 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:01:39,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 6.142857142857143) internal successors, (172), 28 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 15:01:39,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 15:01:39,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:39,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:39,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 15:01:39,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:39,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:39,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:39,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:01:55,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 15:01:55,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:55,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:55,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 15:01:55,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:55,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 15:01:55,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 15:01:55,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 178 states. [2023-05-04 15:01:55,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2023-05-04 15:01:55,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-05-04 15:01:55,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2023-05-04 15:01:55,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-05-04 15:01:55,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-04 15:01:55,650 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-05-04 15:01:55,652 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 15:01:55,652 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 15:01:55,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 03:01:55 BasicIcfg [2023-05-04 15:01:55,655 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 15:01:55,656 INFO L158 Benchmark]: Toolchain (without parser) took 23295.36ms. Allocated memory was 179.3MB in the beginning and 984.6MB in the end (delta: 805.3MB). Free memory was 121.4MB in the beginning and 490.3MB in the end (delta: -368.9MB). Peak memory consumption was 523.5MB. Max. memory is 8.0GB. [2023-05-04 15:01:55,656 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 138.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 15:01:55,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.25ms. Allocated memory is still 179.3MB. Free memory was 121.2MB in the beginning and 151.7MB in the end (delta: -30.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2023-05-04 15:01:55,658 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.35ms. Allocated memory is still 179.3MB. Free memory was 151.6MB in the beginning and 149.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 15:01:55,658 INFO L158 Benchmark]: Boogie Preprocessor took 24.12ms. Allocated memory is still 179.3MB. Free memory was 149.5MB in the beginning and 148.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 15:01:55,658 INFO L158 Benchmark]: RCFGBuilder took 473.68ms. Allocated memory is still 179.3MB. Free memory was 148.0MB in the beginning and 130.3MB in the end (delta: 17.7MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-05-04 15:01:55,659 INFO L158 Benchmark]: TraceAbstraction took 22514.75ms. Allocated memory was 179.3MB in the beginning and 984.6MB in the end (delta: 805.3MB). Free memory was 129.1MB in the beginning and 490.3MB in the end (delta: -361.2MB). Peak memory consumption was 530.9MB. Max. memory is 8.0GB. [2023-05-04 15:01:55,660 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 179.3MB. Free memory is still 138.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 233.25ms. Allocated memory is still 179.3MB. Free memory was 121.2MB in the beginning and 151.7MB in the end (delta: -30.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 34.35ms. Allocated memory is still 179.3MB. Free memory was 151.6MB in the beginning and 149.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.12ms. Allocated memory is still 179.3MB. Free memory was 149.5MB in the beginning and 148.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 473.68ms. Allocated memory is still 179.3MB. Free memory was 148.0MB in the beginning and 130.3MB in the end (delta: 17.7MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 22514.75ms. Allocated memory was 179.3MB in the beginning and 984.6MB in the end (delta: 805.3MB). Free memory was 129.1MB in the beginning and 490.3MB in the end (delta: -361.2MB). Peak memory consumption was 530.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 198457, independent: 194257, independent conditional: 179852, independent unconditional: 14405, dependent: 4200, dependent conditional: 4190, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 194267, independent: 194257, independent conditional: 179852, independent unconditional: 14405, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 194267, independent: 194257, independent conditional: 179852, independent unconditional: 14405, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 194267, independent: 194257, independent conditional: 0, independent unconditional: 194257, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 194267, independent: 194257, independent conditional: 0, independent unconditional: 194257, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 194267, independent: 194257, independent conditional: 0, independent unconditional: 194257, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14415, independent: 14405, independent conditional: 0, independent unconditional: 14405, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14415, independent: 14405, independent conditional: 0, independent unconditional: 14405, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 194267, independent: 179852, independent conditional: 0, independent unconditional: 179852, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 14415, unknown conditional: 0, unknown unconditional: 14415] , Statistics on independence cache: Total cache size (in pairs): 14415, Positive cache size: 14405, Positive conditional cache size: 0, Positive unconditional cache size: 14405, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, 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: 4190 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.5s, Number of persistent set computation: 32372, Number of trivial persistent sets: 30411, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14415, independent: 14405, independent conditional: 0, independent unconditional: 14405, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 198457, independent: 194257, independent conditional: 179852, independent unconditional: 14405, dependent: 4200, dependent conditional: 4190, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 194267, independent: 194257, independent conditional: 179852, independent unconditional: 14405, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 194267, independent: 194257, independent conditional: 179852, independent unconditional: 14405, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 194267, independent: 194257, independent conditional: 0, independent unconditional: 194257, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 194267, independent: 194257, independent conditional: 0, independent unconditional: 194257, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 194267, independent: 194257, independent conditional: 0, independent unconditional: 194257, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14415, independent: 14405, independent conditional: 0, independent unconditional: 14405, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14415, independent: 14405, independent conditional: 0, independent unconditional: 14405, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 194267, independent: 179852, independent conditional: 0, independent unconditional: 179852, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 14415, unknown conditional: 0, unknown unconditional: 14415] , Statistics on independence cache: Total cache size (in pairs): 14415, Positive cache size: 14405, Positive conditional cache size: 0, Positive unconditional cache size: 14405, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, 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: 4190 - PositiveResult [Line: 80]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 314 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 22.3s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 19.4s, 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: 230, 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: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 1022 NumberOfCodeBlocks, 1022 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1014 ConstructedInterpolants, 0 QuantifiedInterpolants, 2693 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-05-04 15:01:55,696 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2023-05-04 15:01:55,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...