/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 true -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-7.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-03 14:32:43,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-03 14:32:43,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-03 14:32:43,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-03 14:32:43,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-03 14:32:43,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-03 14:32:43,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-03 14:32:43,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-03 14:32:43,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-03 14:32:43,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-03 14:32:43,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-03 14:32:43,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-03 14:32:43,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-03 14:32:43,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-03 14:32:43,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-03 14:32:43,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-03 14:32:43,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-03 14:32:43,103 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-03 14:32:43,127 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-03 14:32:43,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-03 14:32:43,128 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-03 14:32:43,128 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-03 14:32:43,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-03 14:32:43,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-03 14:32:43,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-03 14:32:43,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-03 14:32:43,129 INFO L138 SettingsManager]: * Use SBE=true [2023-05-03 14:32:43,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-03 14:32:43,130 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-03 14:32:43,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-03 14:32:43,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-03 14:32:43,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-03 14:32:43,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-03 14:32:43,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-03 14:32:43,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-03 14:32:43,130 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-03 14:32:43,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-03 14:32:43,131 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-03 14:32:43,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-03 14:32:43,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-03 14:32:43,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-03 14:32:43,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-03 14:32:43,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-03 14:32:43,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-03 14:32:43,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-03 14:32:43,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-03 14:32:43,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-03 14:32:43,132 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-03 14:32:43,132 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-03 14:32:43,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-03 14:32:43,133 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-03 14:32:43,133 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-03 14:32:43,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-03 14:32:43,133 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-03 14:32:43,133 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> true [2023-05-03 14:32:43,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-03 14:32:43,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-03 14:32:43,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-03 14:32:43,313 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-03 14:32:43,314 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-03 14:32:43,315 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-7.wvr.bpl [2023-05-03 14:32:43,315 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-7.wvr.bpl' [2023-05-03 14:32:43,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-03 14:32:43,333 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-05-03 14:32:43,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-03 14:32:43,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-03 14:32:43,333 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-03 14:32:43,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,351 INFO L138 Inliner]: procedures = 8, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-05-03 14:32:43,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-03 14:32:43,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-03 14:32:43,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-03 14:32:43,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-03 14:32:43,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,362 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-03 14:32:43,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-03 14:32:43,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-03 14:32:43,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-03 14:32:43,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/1) ... [2023-05-03 14:32:43,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-03 14:32:43,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:32:43,397 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) [2023-05-03 14:32:43,422 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 [2023-05-03 14:32:43,442 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-05-03 14:32:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-03 14:32:43,443 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-03 14:32:43,443 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-05-03 14:32:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-03 14:32:43,443 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-03 14:32:43,443 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-03 14:32:43,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-03 14:32:43,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-03 14:32:43,444 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-05-03 14:32:43,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-03 14:32:43,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-03 14:32:43,444 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2023-05-03 14:32:43,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-03 14:32:43,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-03 14:32:43,444 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2023-05-03 14:32:43,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-03 14:32:43,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-03 14:32:43,445 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2023-05-03 14:32:43,445 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-03 14:32:43,445 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-03 14:32:43,446 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2023-05-03 14:32:43,446 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-05-03 14:32:43,446 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-05-03 14:32:43,446 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-03 14:32:43,485 INFO L235 CfgBuilder]: Building ICFG [2023-05-03 14:32:43,487 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-03 14:32:43,645 INFO L276 CfgBuilder]: Performing block encoding [2023-05-03 14:32:43,659 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-03 14:32:43,660 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-03 14:32:43,678 INFO L202 PluginConnector]: Adding new model ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 02:32:43 BoogieIcfgContainer [2023-05-03 14:32:43,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-03 14:32:43,680 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-03 14:32:43,680 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-03 14:32:43,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-03 14:32:43,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 02:32:43" (1/2) ... [2023-05-03 14:32:43,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15917dec and model type ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 02:32:43, skipping insertion in model container [2023-05-03 14:32:43,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 02:32:43" (2/2) ... [2023-05-03 14:32:43,696 INFO L112 eAbstractionObserver]: Analyzing ICFG ticket-7.wvr.bpl [2023-05-03 14:32:43,701 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-03 14:32:43,721 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-03 14:32:43,721 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-03 14:32:43,721 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-03 14:32:43,819 INFO L144 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2023-05-03 14:32:43,861 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-03 14:32:43,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-03 14:32:43,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 14:32:43,864 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) [2023-05-03 14:32:43,875 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 [2023-05-03 14:32:43,911 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-03 14:32:43,934 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 979 column 12: invalid get-value command, empty list of terms at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1458) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:239) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseGetValueResult(Executor.java:275) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.getValue(Scriptor.java:188) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getValue(WrapperScript.java:193) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getValue(WrapperScript.java:193) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getValue(ManagedScript.java:182) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PreferenceOrderHeuristicTest.solveLES(PreferenceOrderHeuristicTest.java:234) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PreferenceOrderHeuristicTest.computeParameterizedOrder(PreferenceOrderHeuristicTest.java:59) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.ParameterizedPreferenceOrderUtils.(ParameterizedPreferenceOrderUtils.java:68) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.getPreferenceOrder(PartialOrderReductionFacade.java:207) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.(PartialOrderReductionFacade.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.(PartialOrderCegarLoop.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopFactory.constructCegarLoop(CegarLoopFactory.java:178) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-05-03 14:32:43,937 INFO L158 Benchmark]: Toolchain (without parser) took 603.36ms. Allocated memory is still 208.7MB. Free memory was 165.3MB in the beginning and 171.8MB in the end (delta: -6.4MB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-03 14:32:43,938 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 208.7MB. Free memory is still 166.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-03 14:32:43,939 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.44ms. Allocated memory is still 208.7MB. Free memory was 165.2MB in the beginning and 163.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-03 14:32:43,940 INFO L158 Benchmark]: Boogie Preprocessor took 11.33ms. Allocated memory is still 208.7MB. Free memory was 163.6MB in the beginning and 162.5MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-03 14:32:43,941 INFO L158 Benchmark]: RCFGBuilder took 313.55ms. Allocated memory is still 208.7MB. Free memory was 162.5MB in the beginning and 150.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2023-05-03 14:32:43,941 INFO L158 Benchmark]: TraceAbstraction took 255.80ms. Allocated memory is still 208.7MB. Free memory was 148.8MB in the beginning and 171.8MB in the end (delta: -22.9MB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-03 14:32:43,944 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10ms. Allocated memory is still 208.7MB. Free memory is still 166.5MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.44ms. Allocated memory is still 208.7MB. Free memory was 165.2MB in the beginning and 163.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 11.33ms. Allocated memory is still 208.7MB. Free memory was 163.6MB in the beginning and 162.5MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 313.55ms. Allocated memory is still 208.7MB. Free memory was 162.5MB in the beginning and 150.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 255.80ms. Allocated memory is still 208.7MB. Free memory was 148.8MB in the beginning and 171.8MB in the end (delta: -22.9MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 979 column 12: invalid get-value command, empty list of terms de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 979 column 12: invalid get-value command, empty list of terms: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1458) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-05-03 14:32:43,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-03 14:32:44,173 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 1 Received shutdown request...