./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a4c57e3 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 21:05:27,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 21:05:27,527 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 21:05:27,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 21:05:27,533 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 21:05:27,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 21:05:27,556 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 21:05:27,556 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 21:05:27,557 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 21:05:27,557 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 21:05:27,558 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 21:05:27,559 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 21:05:27,559 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 21:05:27,559 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 21:05:27,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 21:05:27,560 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 21:05:27,561 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 21:05:27,561 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 21:05:27,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 21:05:27,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 21:05:27,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 21:05:27,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 21:05:27,563 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 21:05:27,564 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 21:05:27,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 21:05:27,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 21:05:27,565 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 21:05:27,565 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 21:05:27,566 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 21:05:27,566 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 21:05:27,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 21:05:27,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 21:05:27,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 21:05:27,568 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 21:05:27,568 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 21:05:27,568 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 21:05:27,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 21:05:27,569 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 21:05:27,570 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 21:05:27,570 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 21:05:27,570 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 21:05:27,571 INFO L153 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/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 [2024-09-08 21:05:27,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 21:05:27,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 21:05:27,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 21:05:27,892 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 21:05:27,892 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 21:05:27,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c [2024-09-08 21:05:29,499 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 21:05:29,729 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 21:05:29,729 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c [2024-09-08 21:05:29,738 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9dc1edf61/81f2048fa7994368bba89f6bb02b743b/FLAGa96511503 [2024-09-08 21:05:30,102 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9dc1edf61/81f2048fa7994368bba89f6bb02b743b [2024-09-08 21:05:30,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 21:05:30,106 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-09-08 21:05:30,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 21:05:30,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 21:05:30,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 21:05:30,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d1c36ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30, skipping insertion in model container [2024-09-08 21:05:30,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,143 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 21:05:30,334 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c[2464,2477] [2024-09-08 21:05:30,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 21:05:30,355 INFO L200 MainTranslator]: Completed pre-run [2024-09-08 21:05:30,375 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c[2464,2477] [2024-09-08 21:05:30,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 21:05:30,412 INFO L204 MainTranslator]: Completed translation [2024-09-08 21:05:30,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30 WrapperNode [2024-09-08 21:05:30,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 21:05:30,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 21:05:30,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 21:05:30,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 21:05:30,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,467 INFO L138 Inliner]: procedures = 23, calls = 23, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 125 [2024-09-08 21:05:30,469 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 21:05:30,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 21:05:30,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 21:05:30,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 21:05:30,482 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,490 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,490 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,508 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,512 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,517 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 21:05:30,524 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 21:05:30,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 21:05:30,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 21:05:30,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (1/1) ... [2024-09-08 21:05:30,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 21:05:30,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 21:05:30,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-09-08 21:05:30,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-09-08 21:05:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 21:05:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 21:05:30,626 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 21:05:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 21:05:30,627 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 21:05:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 21:05:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-08 21:05:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-08 21:05:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-08 21:05:30,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-08 21:05:30,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 21:05:30,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 21:05:30,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-08 21:05:30,630 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-08 21:05:30,743 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 21:05:30,745 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 21:05:31,029 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 21:05:31,029 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 21:05:31,242 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 21:05:31,243 INFO L318 CfgBuilder]: Removed 3 assume(true) statements. [2024-09-08 21:05:31,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:05:31 BoogieIcfgContainer [2024-09-08 21:05:31,244 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 21:05:31,249 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 21:05:31,250 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 21:05:31,255 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 21:05:31,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 09:05:30" (1/3) ... [2024-09-08 21:05:31,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1387fc0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 09:05:31, skipping insertion in model container [2024-09-08 21:05:31,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:05:30" (2/3) ... [2024-09-08 21:05:31,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1387fc0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 09:05:31, skipping insertion in model container [2024-09-08 21:05:31,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:05:31" (3/3) ... [2024-09-08 21:05:31,259 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-simple-queue.wvr.c [2024-09-08 21:05:31,280 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 21:05:31,280 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-09-08 21:05:31,281 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 21:05:31,342 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-09-08 21:05:31,394 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 21:05:31,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 21:05:31,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 21:05:31,397 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 21:05:31,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-09-08 21:05:31,443 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 21:05:31,463 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 21:05:31,473 INFO L336 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@59165cc6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 21:05:31,474 INFO L337 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-09-08 21:05:31,597 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 21:05:31,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 21:05:31,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1173998549, now seen corresponding path program 1 times [2024-09-08 21:05:31,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 21:05:31,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241507345] [2024-09-08 21:05:31,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:31,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 21:05:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:31,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:31,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 21:05:31,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241507345] [2024-09-08 21:05:31,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241507345] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 21:05:31,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 21:05:31,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 21:05:31,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841607129] [2024-09-08 21:05:31,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 21:05:31,874 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-09-08 21:05:31,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 21:05:31,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-09-08 21:05:31,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-09-08 21:05:31,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:31,906 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 21:05:31,908 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2024-09-08 21:05:31,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:31,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:31,976 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 21:05:31,976 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 21:05:31,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 21:05:31,977 INFO L85 PathProgramCache]: Analyzing trace with hash -762643226, now seen corresponding path program 1 times [2024-09-08 21:05:31,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 21:05:31,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915779802] [2024-09-08 21:05:31,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:31,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 21:05:32,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:32,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:32,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 21:05:32,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915779802] [2024-09-08 21:05:32,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915779802] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 21:05:32,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 21:05:32,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 21:05:32,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334466576] [2024-09-08 21:05:32,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 21:05:32,189 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 21:05:32,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 21:05:32,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 21:05:32,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 21:05:32,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,194 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 21:05:32,194 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2024-09-08 21:05:32,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:32,286 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-08 21:05:32,286 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 21:05:32,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 21:05:32,287 INFO L85 PathProgramCache]: Analyzing trace with hash 322134182, now seen corresponding path program 1 times [2024-09-08 21:05:32,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 21:05:32,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342947686] [2024-09-08 21:05:32,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:32,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 21:05:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:32,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:32,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 21:05:32,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342947686] [2024-09-08 21:05:32,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342947686] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 21:05:32,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 21:05:32,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 21:05:32,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127940414] [2024-09-08 21:05:32,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 21:05:32,474 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 21:05:32,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 21:05:32,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 21:05:32,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 21:05:32,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,475 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 21:05:32,475 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 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) [2024-09-08 21:05:32,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:32,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:32,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:32,626 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-08 21:05:32,626 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 21:05:32,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 21:05:32,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1530060435, now seen corresponding path program 1 times [2024-09-08 21:05:32,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 21:05:32,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552854913] [2024-09-08 21:05:32,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:32,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 21:05:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:32,845 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-08 21:05:32,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 21:05:32,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552854913] [2024-09-08 21:05:32,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552854913] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 21:05:32,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 21:05:32,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 21:05:32,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581849235] [2024-09-08 21:05:32,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 21:05:32,849 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 21:05:32,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 21:05:32,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 21:05:32,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-08 21:05:32,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,853 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 21:05:32,853 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 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) [2024-09-08 21:05:32,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:32,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:32,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:32,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:32,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:32,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:32,999 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-08 21:05:32,999 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 21:05:33,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 21:05:33,000 INFO L85 PathProgramCache]: Analyzing trace with hash -615233623, now seen corresponding path program 1 times [2024-09-08 21:05:33,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 21:05:33,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672271356] [2024-09-08 21:05:33,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:33,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 21:05:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:33,523 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:33,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 21:05:33,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672271356] [2024-09-08 21:05:33,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672271356] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 21:05:33,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940109248] [2024-09-08 21:05:33,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:33,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 21:05:33,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 21:05:33,529 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 21:05:33,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-08 21:05:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:33,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-09-08 21:05:33,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 21:05:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:33,967 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 21:05:34,061 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-09-08 21:05:34,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11 [2024-09-08 21:05:34,265 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:34,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1940109248] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 21:05:34,266 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 21:05:34,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 14 [2024-09-08 21:05:34,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479089904] [2024-09-08 21:05:34,266 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 21:05:34,267 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-09-08 21:05:34,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 21:05:34,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-09-08 21:05:34,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2024-09-08 21:05:34,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:34,269 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 21:05:34,269 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 14 states have internal predecessors, (55), 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) [2024-09-08 21:05:34,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:34,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:34,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:34,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:34,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:34,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:34,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:34,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:34,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:34,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 21:05:34,564 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-08 21:05:34,746 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 21:05:34,747 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 21:05:34,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 21:05:34,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1100489535, now seen corresponding path program 2 times [2024-09-08 21:05:34,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 21:05:34,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184258994] [2024-09-08 21:05:34,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:34,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 21:05:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:34,855 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-09-08 21:05:34,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 21:05:34,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184258994] [2024-09-08 21:05:34,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184258994] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 21:05:34,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 21:05:34,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 21:05:34,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316372685] [2024-09-08 21:05:34,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 21:05:34,857 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 21:05:34,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 21:05:34,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 21:05:34,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-09-08 21:05:34,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:34,858 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 21:05:34,858 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 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) [2024-09-08 21:05:34,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:34,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:34,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:34,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:34,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 21:05:34,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:34,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:34,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:34,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:34,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:34,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 21:05:34,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:34,962 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-08 21:05:34,963 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 21:05:34,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 21:05:34,963 INFO L85 PathProgramCache]: Analyzing trace with hash -2074170316, now seen corresponding path program 3 times [2024-09-08 21:05:34,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 21:05:34,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507258369] [2024-09-08 21:05:34,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:34,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 21:05:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:35,655 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:35,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 21:05:35,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507258369] [2024-09-08 21:05:35,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507258369] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 21:05:35,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2419549] [2024-09-08 21:05:35,657 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-08 21:05:35,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 21:05:35,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 21:05:35,659 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 21:05:35,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-08 21:05:35,784 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-09-08 21:05:35,785 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 21:05:35,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-08 21:05:35,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 21:05:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:36,216 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 21:05:36,325 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-09-08 21:05:36,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11 [2024-09-08 21:05:36,855 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:36,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2419549] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 21:05:36,855 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 21:05:36,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 23 [2024-09-08 21:05:36,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634646886] [2024-09-08 21:05:36,856 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 21:05:36,856 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-09-08 21:05:36,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 21:05:36,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-09-08 21:05:36,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=449, Unknown=0, NotChecked=0, Total=552 [2024-09-08 21:05:36,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:36,863 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 21:05:36,863 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 3.1666666666666665) internal successors, (76), 23 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 21:05:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 21:05:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:37,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:37,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:37,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:37,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:37,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 21:05:37,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:37,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 21:05:37,589 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-08 21:05:37,769 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 21:05:37,770 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 21:05:37,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 21:05:37,771 INFO L85 PathProgramCache]: Analyzing trace with hash -2050755660, now seen corresponding path program 4 times [2024-09-08 21:05:37,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 21:05:37,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103774097] [2024-09-08 21:05:37,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:37,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 21:05:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:38,915 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:38,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 21:05:38,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103774097] [2024-09-08 21:05:38,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103774097] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 21:05:38,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2090088889] [2024-09-08 21:05:38,916 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-08 21:05:38,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 21:05:38,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 21:05:38,919 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 21:05:38,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-08 21:05:38,999 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-08 21:05:38,999 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 21:05:39,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-09-08 21:05:39,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 21:05:39,180 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 21:05:39,180 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 21:05:39,216 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-09-08 21:05:39,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11 [2024-09-08 21:05:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-09-08 21:05:39,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2090088889] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 21:05:39,264 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 21:05:39,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 5] total 17 [2024-09-08 21:05:39,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996004146] [2024-09-08 21:05:39,264 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 21:05:39,265 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-09-08 21:05:39,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 21:05:39,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-09-08 21:05:39,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2024-09-08 21:05:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:39,269 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 21:05:39,270 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.1666666666666665) internal successors, (57), 17 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 21:05:39,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:39,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:39,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:39,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:39,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 21:05:39,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:39,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 21:05:39,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:39,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:39,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:39,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:39,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:39,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 21:05:39,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:39,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 21:05:39,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-08 21:05:39,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-09-08 21:05:40,059 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 21:05:40,060 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 21:05:40,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 21:05:40,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1534225173, now seen corresponding path program 5 times [2024-09-08 21:05:40,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 21:05:40,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553683320] [2024-09-08 21:05:40,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:40,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 21:05:40,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:40,962 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:40,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 21:05:40,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553683320] [2024-09-08 21:05:40,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553683320] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 21:05:40,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1025329278] [2024-09-08 21:05:40,963 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-09-08 21:05:40,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 21:05:40,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 21:05:40,966 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 21:05:40,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-08 21:05:41,083 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-09-08 21:05:41,084 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 21:05:41,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-09-08 21:05:41,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 21:05:41,818 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 11 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:41,818 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 21:05:41,982 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-09-08 21:05:41,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2024-09-08 21:05:42,667 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 16 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:42,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1025329278] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 21:05:42,668 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 21:05:42,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17, 17] total 45 [2024-09-08 21:05:42,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207373491] [2024-09-08 21:05:42,669 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 21:05:42,670 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-09-08 21:05:42,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 21:05:42,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-09-08 21:05:42,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=419, Invalid=1651, Unknown=0, NotChecked=0, Total=2070 [2024-09-08 21:05:42,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:42,675 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 21:05:42,676 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 3.0) internal successors, (138), 45 states have internal predecessors, (138), 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) [2024-09-08 21:05:42,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:42,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:42,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:42,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:42,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 21:05:42,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:42,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 21:05:42,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-09-08 21:05:42,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:43,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:43,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:43,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:43,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:43,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 21:05:43,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:43,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-08 21:05:43,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-08 21:05:43,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-08 21:05:43,636 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-09-08 21:05:43,818 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-09-08 21:05:43,818 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-08 21:05:43,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 21:05:43,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1815256229, now seen corresponding path program 6 times [2024-09-08 21:05:43,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 21:05:43,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171329015] [2024-09-08 21:05:43,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 21:05:43,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 21:05:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 21:05:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 2 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 21:05:45,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 21:05:45,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171329015] [2024-09-08 21:05:45,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171329015] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 21:05:45,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720681527] [2024-09-08 21:05:45,179 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-09-08 21:05:45,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 21:05:45,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 21:05:45,182 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 21:05:45,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-08 21:05:45,441 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-09-08 21:05:45,441 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 21:05:45,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-09-08 21:05:45,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 21:05:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 15 proven. 49 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-09-08 21:05:45,789 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 21:05:46,115 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-09-08 21:05:46,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11 [2024-09-08 21:05:46,479 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 1 proven. 79 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-09-08 21:05:46,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720681527] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 21:05:46,480 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 21:05:46,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 8, 12] total 35 [2024-09-08 21:05:46,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730021999] [2024-09-08 21:05:46,480 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 21:05:46,481 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-09-08 21:05:46,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 21:05:46,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-09-08 21:05:46,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=1052, Unknown=0, NotChecked=0, Total=1260 [2024-09-08 21:05:46,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:46,483 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 21:05:46,484 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.5833333333333335) internal successors, (129), 35 states have internal predecessors, (129), 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) [2024-09-08 21:05:46,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:46,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:46,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:05:46,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:46,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 21:05:46,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:05:46,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-09-08 21:05:46,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-09-08 21:05:46,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-09-08 21:05:46,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:05:49,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-09-08 21:05:54,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-09-08 21:05:57,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-09-08 21:06:03,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-09-08 21:06:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 21:06:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:06:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 21:06:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:06:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 21:06:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 21:06:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-08 21:06:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 21:06:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-09-08 21:06:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-09-08 21:06:08,033 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-09-08 21:06:08,033 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-09-08 21:06:08,033 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-09-08 21:06:08,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-09-08 21:06:08,237 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-09-08 21:06:08,243 INFO L408 BasicCegarLoop]: Path program histogram: [6, 1, 1, 1, 1] [2024-09-08 21:06:08,247 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 21:06:08,247 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 21:06:08,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 09:06:08 BasicIcfg [2024-09-08 21:06:08,253 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 21:06:08,253 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-09-08 21:06:08,254 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-09-08 21:06:08,255 INFO L274 PluginConnector]: Witness Printer initialized [2024-09-08 21:06:08,255 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:05:31" (3/4) ... [2024-09-08 21:06:08,257 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-09-08 21:06:08,261 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-09-08 21:06:08,262 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-09-08 21:06:08,268 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2024-09-08 21:06:08,269 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-09-08 21:06:08,270 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-09-08 21:06:08,270 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-09-08 21:06:08,380 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-09-08 21:06:08,381 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-09-08 21:06:08,383 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-09-08 21:06:08,384 INFO L158 Benchmark]: Toolchain (without parser) took 38278.38ms. Allocated memory was 146.8MB in the beginning and 377.5MB in the end (delta: 230.7MB). Free memory was 90.7MB in the beginning and 319.0MB in the end (delta: -228.3MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2024-09-08 21:06:08,384 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 21:06:08,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.08ms. Allocated memory is still 146.8MB. Free memory was 90.7MB in the beginning and 78.0MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-08 21:06:08,385 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.90ms. Allocated memory is still 146.8MB. Free memory was 78.0MB in the beginning and 76.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 21:06:08,385 INFO L158 Benchmark]: Boogie Preprocessor took 52.88ms. Allocated memory is still 146.8MB. Free memory was 76.4MB in the beginning and 74.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 21:06:08,385 INFO L158 Benchmark]: RCFGBuilder took 721.24ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 74.6MB in the beginning and 133.0MB in the end (delta: -58.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-09-08 21:06:08,386 INFO L158 Benchmark]: TraceAbstraction took 37003.78ms. Allocated memory was 180.4MB in the beginning and 377.5MB in the end (delta: 197.1MB). Free memory was 132.0MB in the beginning and 323.8MB in the end (delta: -191.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-09-08 21:06:08,386 INFO L158 Benchmark]: Witness Printer took 130.09ms. Allocated memory is still 377.5MB. Free memory was 323.8MB in the beginning and 319.0MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-08 21:06:08,388 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.08ms. Allocated memory is still 146.8MB. Free memory was 90.7MB in the beginning and 78.0MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.90ms. Allocated memory is still 146.8MB. Free memory was 78.0MB in the beginning and 76.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.88ms. Allocated memory is still 146.8MB. Free memory was 76.4MB in the beginning and 74.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 721.24ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 74.6MB in the beginning and 133.0MB in the end (delta: -58.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * TraceAbstraction took 37003.78ms. Allocated memory was 180.4MB in the beginning and 377.5MB in the end (delta: 197.1MB). Free memory was 132.0MB in the beginning and 323.8MB in the end (delta: -191.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Witness Printer took 130.09ms. Allocated memory is still 377.5MB. Free memory was 323.8MB in the beginning and 319.0MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11257, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 3368, dependent conditional: 3365, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8030, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 141, dependent conditional: 138, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8030, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 141, dependent conditional: 138, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 751, dependent conditional: 748, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 96, independent unconditional: 7793, dependent: 751, dependent conditional: 396, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 96, independent unconditional: 7793, dependent: 751, dependent conditional: 396, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 334, independent: 279, independent conditional: 17, independent unconditional: 262, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 334, independent: 260, independent conditional: 0, independent unconditional: 260, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 74, independent: 19, independent conditional: 17, independent unconditional: 2, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 74, independent: 19, independent conditional: 17, independent unconditional: 2, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 376, independent: 120, independent conditional: 70, independent unconditional: 50, dependent: 256, dependent conditional: 237, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8640, independent: 7610, independent conditional: 79, independent unconditional: 7531, dependent: 696, dependent conditional: 344, dependent unconditional: 352, unknown: 334, unknown conditional: 69, unknown unconditional: 265] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 279, Positive conditional cache size: 17, Positive unconditional cache size: 262, Negative cache size: 55, Negative conditional cache size: 52, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7817, Maximal queried relation: 6, Independence queries for same thread: 3227, Persistent sets #1 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 80, Number of trivial persistent sets: 65, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 331, independent: 328, independent conditional: 0, independent unconditional: 328, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11257, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 3368, dependent conditional: 3365, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8030, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 141, dependent conditional: 138, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8030, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 141, dependent conditional: 138, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 751, dependent conditional: 748, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 96, independent unconditional: 7793, dependent: 751, dependent conditional: 396, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 96, independent unconditional: 7793, dependent: 751, dependent conditional: 396, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 334, independent: 279, independent conditional: 17, independent unconditional: 262, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 334, independent: 260, independent conditional: 0, independent unconditional: 260, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 74, independent: 19, independent conditional: 17, independent unconditional: 2, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 74, independent: 19, independent conditional: 17, independent unconditional: 2, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 376, independent: 120, independent conditional: 70, independent unconditional: 50, dependent: 256, dependent conditional: 237, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8640, independent: 7610, independent conditional: 79, independent unconditional: 7531, dependent: 696, dependent conditional: 344, dependent unconditional: 352, unknown: 334, unknown conditional: 69, unknown unconditional: 265] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 279, Positive conditional cache size: 17, Positive unconditional cache size: 262, Negative cache size: 55, Negative conditional cache size: 52, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7817, Maximal queried relation: 6, Independence queries for same thread: 3227 - PositiveResult [Line: 86]: a call to reach_error is unreachable For all program executions holds that a 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 5 procedures, 38 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 36.8s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 24.7s, 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: 178, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 498 NumberOfCodeBlocks, 498 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 673 ConstructedInterpolants, 22 QuantifiedInterpolants, 6895 SizeOfPredicates, 42 NumberOfNonLiveVariables, 965 ConjunctsInSsa, 119 ConjunctsInUnsatCore, 20 InterpolantComputations, 5 PerfectInterpolantSequences, 147/702 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! [2024-09-08 21:06:08,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-09-08 21:06:08,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE