./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 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-figure1-alt.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 3c66e95d4d33d89eed9ab2f285249dafeef639a3ca9f6d879b87b944d1b8c0ce --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-18 06:00:46,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 06:00:46,473 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-18 06:00:46,477 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 06:00:46,478 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 06:00:46,508 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 06:00:46,509 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 06:00:46,509 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 06:00:46,510 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 06:00:46,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 06:00:46,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 06:00:46,514 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 06:00:46,514 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 06:00:46,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 06:00:46,515 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 06:00:46,515 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 06:00:46,515 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-18 06:00:46,515 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 06:00:46,516 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 06:00:46,516 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 06:00:46,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 06:00:46,518 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 06:00:46,518 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 06:00:46,519 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 06:00:46,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 06:00:46,520 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 06:00:46,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 06:00:46,520 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 06:00:46,521 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 06:00:46,521 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 06:00:46,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 06:00:46,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 06:00:46,522 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 06:00:46,522 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 06:00:46,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-18 06:00:46,523 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 06:00:46,523 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 06:00:46,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 06:00:46,524 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-18 06:00:46,524 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 06:00:46,524 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 06:00:46,524 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 -> 3c66e95d4d33d89eed9ab2f285249dafeef639a3ca9f6d879b87b944d1b8c0ce Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Seed for random criterion -> 213 [2024-10-18 06:00:46,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 06:00:46,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 06:00:46,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 06:00:46,819 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 06:00:46,819 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 06:00:46,820 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c [2024-10-18 06:00:48,386 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 06:00:48,598 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 06:00:48,599 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c [2024-10-18 06:00:48,609 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/63529ff59/d8a683e9e0514ababdcca2ff07e54809/FLAG240af1631 [2024-10-18 06:00:48,629 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/63529ff59/d8a683e9e0514ababdcca2ff07e54809 [2024-10-18 06:00:48,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 06:00:48,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 06:00:48,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 06:00:48,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 06:00:48,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 06:00:48,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 06:00:48" (1/1) ... [2024-10-18 06:00:48,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eff679c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:48, skipping insertion in model container [2024-10-18 06:00:48,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 06:00:48" (1/1) ... [2024-10-18 06:00:48,674 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 06:00:48,950 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-figure1-alt.wvr.c[2113,2126] [2024-10-18 06:00:48,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 06:00:48,961 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 06:00:48,978 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-figure1-alt.wvr.c[2113,2126] [2024-10-18 06:00:48,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 06:00:49,001 INFO L204 MainTranslator]: Completed translation [2024-10-18 06:00:49,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49 WrapperNode [2024-10-18 06:00:49,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 06:00:49,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 06:00:49,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 06:00:49,003 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 06:00:49,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,041 INFO L138 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-10-18 06:00:49,041 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 06:00:49,042 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 06:00:49,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 06:00:49,043 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 06:00:49,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 06:00:49,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 06:00:49,064 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 06:00:49,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 06:00:49,065 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (1/1) ... [2024-10-18 06:00:49,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 06:00:49,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:00:49,105 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) [2024-10-18 06:00:49,111 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 [2024-10-18 06:00:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 06:00:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-18 06:00:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-18 06:00:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-18 06:00:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-18 06:00:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-18 06:00:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-18 06:00:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-18 06:00:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 06:00:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 06:00:49,156 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-18 06:00:49,250 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 06:00:49,253 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 06:00:49,457 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 06:00:49,458 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 06:00:49,614 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 06:00:49,614 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-18 06:00:49,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 06:00:49 BoogieIcfgContainer [2024-10-18 06:00:49,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 06:00:49,620 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 06:00:49,620 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 06:00:49,625 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 06:00:49,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 06:00:48" (1/3) ... [2024-10-18 06:00:49,626 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54e77a1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 06:00:49, skipping insertion in model container [2024-10-18 06:00:49,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:00:49" (2/3) ... [2024-10-18 06:00:49,628 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54e77a1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 06:00:49, skipping insertion in model container [2024-10-18 06:00:49,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 06:00:49" (3/3) ... [2024-10-18 06:00:49,629 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-figure1-alt.wvr.c [2024-10-18 06:00:49,642 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 06:00:49,642 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-18 06:00:49,642 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 06:00:49,676 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-18 06:00:49,717 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 06:00:49,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 06:00:49,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:00:49,719 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) [2024-10-18 06:00:49,720 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 [2024-10-18 06:00:49,796 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 06:00:49,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:00:49,813 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-18 06:00:49,820 INFO L333 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;@eaac1f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=RANDOM, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-10-18 06:00:49,820 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-18 06:00:50,258 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:00:50,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:00:50,286 INFO L85 PathProgramCache]: Analyzing trace with hash 111739381, now seen corresponding path program 1 times [2024-10-18 06:00:50,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:00:50,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467032916] [2024-10-18 06:00:50,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:00:50,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:00:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:00:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:00:51,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:00:51,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467032916] [2024-10-18 06:00:51,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467032916] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:00:51,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1181270558] [2024-10-18 06:00:51,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:00:51,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:00:51,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:00:51,011 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) [2024-10-18 06:00:51,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-18 06:00:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:00:51,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-18 06:00:51,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:00:51,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:00:51,451 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:00:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:00:51,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1181270558] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:00:51,720 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:00:51,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 24 [2024-10-18 06:00:51,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180608189] [2024-10-18 06:00:51,722 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:00:51,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-18 06:00:51,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:00:51,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-18 06:00:51,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=486, Unknown=0, NotChecked=0, Total=600 [2024-10-18 06:00:51,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:00:51,757 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:00:51,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.72) internal successors, (43), 24 states have internal predecessors, (43), 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) [2024-10-18 06:00:51,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:00:52,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-18 06:00:52,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-18 06:00:53,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-10-18 06:00:53,057 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:00:53,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:00:53,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1769255705, now seen corresponding path program 1 times [2024-10-18 06:00:53,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:00:53,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761112014] [2024-10-18 06:00:53,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:00:53,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:00:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:00:53,519 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:00:53,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:00:53,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761112014] [2024-10-18 06:00:53,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761112014] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:00:53,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456337892] [2024-10-18 06:00:53,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:00:53,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:00:53,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:00:53,522 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) [2024-10-18 06:00:53,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-18 06:00:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:00:53,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-10-18 06:00:53,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:00:53,973 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:00:53,973 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:00:54,295 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 06:00:54,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [456337892] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:00:54,295 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:00:54,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 14] total 37 [2024-10-18 06:00:54,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207595836] [2024-10-18 06:00:54,296 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:00:54,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-10-18 06:00:54,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:00:54,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-10-18 06:00:54,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=177, Invalid=1229, Unknown=0, NotChecked=0, Total=1406 [2024-10-18 06:00:54,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:00:54,301 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:00:54,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 1.5789473684210527) internal successors, (60), 37 states have internal predecessors, (60), 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) [2024-10-18 06:00:54,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-18 06:00:54,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:00:56,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-18 06:00:56,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-10-18 06:00:56,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-18 06:00:56,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:00:56,349 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:00:56,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:00:56,350 INFO L85 PathProgramCache]: Analyzing trace with hash 674039691, now seen corresponding path program 2 times [2024-10-18 06:00:56,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:00:56,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724012397] [2024-10-18 06:00:56,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:00:56,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:00:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:00:56,446 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-18 06:00:56,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:00:56,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724012397] [2024-10-18 06:00:56,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724012397] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 06:00:56,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 06:00:56,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-18 06:00:56,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933254442] [2024-10-18 06:00:56,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 06:00:56,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-18 06:00:56,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:00:56,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-18 06:00:56,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-18 06:00:56,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:00:56,451 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:00:56,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 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) [2024-10-18 06:00:56,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-18 06:00:56,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-10-18 06:00:56,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:00:56,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-18 06:00:56,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-10-18 06:00:56,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:00:56,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-18 06:00:56,749 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:00:56,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:00:56,762 INFO L85 PathProgramCache]: Analyzing trace with hash 443816707, now seen corresponding path program 3 times [2024-10-18 06:00:56,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:00:56,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439784381] [2024-10-18 06:00:56,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:00:56,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:00:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:00:57,291 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-18 06:00:57,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:00:57,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439784381] [2024-10-18 06:00:57,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439784381] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:00:57,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [765679491] [2024-10-18 06:00:57,292 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-18 06:00:57,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:00:57,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:00:57,294 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) [2024-10-18 06:00:57,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-18 06:00:57,353 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-10-18 06:00:57,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:00:57,354 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-10-18 06:00:57,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:00:58,135 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:00:58,135 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:00:58,900 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 1 proven. 58 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-10-18 06:00:58,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [765679491] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:00:58,901 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:00:58,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 27, 19] total 60 [2024-10-18 06:00:58,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324766521] [2024-10-18 06:00:58,901 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:00:58,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-10-18 06:00:58,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:00:58,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-10-18 06:00:58,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=368, Invalid=3292, Unknown=0, NotChecked=0, Total=3660 [2024-10-18 06:00:58,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:00:58,905 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:00:58,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 1.721311475409836) internal successors, (105), 60 states have internal predecessors, (105), 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) [2024-10-18 06:00:58,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-18 06:00:58,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-10-18 06:00:58,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:00:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:02,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-18 06:01:02,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-10-18 06:01:02,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:02,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-10-18 06:01:02,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-18 06:01:02,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:01:02,847 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:01:02,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:01:02,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1692201618, now seen corresponding path program 4 times [2024-10-18 06:01:02,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:01:02,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120506442] [2024-10-18 06:01:02,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:01:02,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:01:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:01:03,694 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-10-18 06:01:03,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:01:03,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120506442] [2024-10-18 06:01:03,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120506442] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:01:03,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1255198695] [2024-10-18 06:01:03,696 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-18 06:01:03,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:01:03,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:01:03,699 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) [2024-10-18 06:01:03,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-18 06:01:03,765 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-18 06:01:03,766 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:01:03,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-10-18 06:01:03,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:01:04,846 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 215 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:01:04,846 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:01:05,207 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 4 proven. 106 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-10-18 06:01:05,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1255198695] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:01:05,207 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:01:05,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 41, 16] total 64 [2024-10-18 06:01:05,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199227538] [2024-10-18 06:01:05,208 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:01:05,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-10-18 06:01:05,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:01:05,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-10-18 06:01:05,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=261, Invalid=3899, Unknown=0, NotChecked=0, Total=4160 [2024-10-18 06:01:05,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:05,214 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:01:05,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 1.676923076923077) internal successors, (109), 64 states have internal predecessors, (109), 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) [2024-10-18 06:01:05,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-18 06:01:05,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-10-18 06:01:05,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:05,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-10-18 06:01:05,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:08,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-18 06:01:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-10-18 06:01:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-10-18 06:01:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-10-18 06:01:08,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-18 06:01:08,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:01:08,935 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:01:08,963 INFO L85 PathProgramCache]: Analyzing trace with hash 347180497, now seen corresponding path program 1 times [2024-10-18 06:01:08,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:01:08,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:01:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:01:09,011 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-10-18 06:01:09,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:01:09,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:01:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:01:09,063 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-10-18 06:01:09,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-18 06:01:09,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-18 06:01:09,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-18 06:01:09,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:09,066 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:01:09,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2024-10-18 06:01:09,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-18 06:01:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-10-18 06:01:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-10-18 06:01:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-10-18 06:01:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:09,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-18 06:01:09,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-10-18 06:01:09,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:09,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-10-18 06:01:09,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-10-18 06:01:09,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:09,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-10-18 06:01:09,312 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:01:09,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:01:09,312 INFO L85 PathProgramCache]: Analyzing trace with hash 601886615, now seen corresponding path program 5 times [2024-10-18 06:01:09,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:01:09,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484688351] [2024-10-18 06:01:09,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:01:09,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:01:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:01:09,816 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-18 06:01:09,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:01:09,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484688351] [2024-10-18 06:01:09,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484688351] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:01:09,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [579430209] [2024-10-18 06:01:09,817 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-18 06:01:09,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:01:09,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:01:09,819 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) [2024-10-18 06:01:09,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-18 06:01:09,887 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2024-10-18 06:01:09,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:01:09,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-10-18 06:01:09,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:01:10,755 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:01:10,755 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:01:11,446 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 2 proven. 75 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-10-18 06:01:11,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [579430209] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:01:11,446 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:01:11,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 34, 20] total 65 [2024-10-18 06:01:11,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727176176] [2024-10-18 06:01:11,447 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:01:11,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-10-18 06:01:11,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:01:11,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-10-18 06:01:11,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=400, Invalid=3890, Unknown=0, NotChecked=0, Total=4290 [2024-10-18 06:01:11,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:11,451 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:01:11,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 1.5909090909090908) internal successors, (105), 65 states have internal predecessors, (105), 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) [2024-10-18 06:01:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-10-18 06:01:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-10-18 06:01:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-10-18 06:01:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-10-18 06:01:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:11,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:17,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-18 06:01:17,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-10-18 06:01:17,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:17,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-10-18 06:01:17,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-10-18 06:01:17,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:17,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2024-10-18 06:01:17,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-18 06:01:17,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:01:17,977 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:01:17,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:01:17,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1230970955, now seen corresponding path program 2 times [2024-10-18 06:01:17,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:01:17,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971832890] [2024-10-18 06:01:17,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:01:17,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:01:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:01:18,264 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 06:01:18,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:01:18,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971832890] [2024-10-18 06:01:18,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971832890] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:01:18,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [153040398] [2024-10-18 06:01:18,265 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-18 06:01:18,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:01:18,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:01:18,267 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 06:01:18,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-18 06:01:18,322 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-18 06:01:18,322 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:01:18,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-10-18 06:01:18,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:01:18,673 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:01:18,673 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:01:18,933 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:01:18,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [153040398] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:01:18,934 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:01:18,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 13] total 35 [2024-10-18 06:01:18,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260208987] [2024-10-18 06:01:18,934 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:01:18,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-10-18 06:01:18,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:01:18,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-10-18 06:01:18,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1094, Unknown=0, NotChecked=0, Total=1260 [2024-10-18 06:01:18,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:18,936 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:01:18,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.6944444444444444) internal successors, (61), 35 states have internal predecessors, (61), 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) [2024-10-18 06:01:18,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-18 06:01:18,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-10-18 06:01:18,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:18,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-10-18 06:01:18,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-10-18 06:01:18,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:18,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2024-10-18 06:01:18,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-18 06:01:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-18 06:01:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-10-18 06:01:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-10-18 06:01:20,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:20,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2024-10-18 06:01:20,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-10-18 06:01:20,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-18 06:01:20,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-10-18 06:01:20,425 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:01:20,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:01:20,425 INFO L85 PathProgramCache]: Analyzing trace with hash -231718563, now seen corresponding path program 1 times [2024-10-18 06:01:20,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:01:20,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199423413] [2024-10-18 06:01:20,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:01:20,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:01:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:01:20,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:01:20,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:01:20,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199423413] [2024-10-18 06:01:20,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199423413] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 06:01:20,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 06:01:20,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-18 06:01:20,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029389445] [2024-10-18 06:01:20,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 06:01:20,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-18 06:01:20,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:01:20,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-18 06:01:20,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-10-18 06:01:20,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:20,585 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:01:20,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 6 states have internal predecessors, (13), 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) [2024-10-18 06:01:20,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-18 06:01:20,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-10-18 06:01:20,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:20,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-10-18 06:01:20,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-10-18 06:01:20,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:20,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2024-10-18 06:01:20,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-10-18 06:01:20,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:01:22,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-18 06:01:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-10-18 06:01:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2024-10-18 06:01:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2024-10-18 06:01:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:01:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2024-10-18 06:01:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-18 06:01:22,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 06:01:22,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-10-18 06:01:22,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-10-18 06:01:22,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-10-18 06:01:22,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-18 06:01:22,060 INFO L414 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1] [2024-10-18 06:01:22,063 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-18 06:01:22,063 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-18 06:01:22,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.10 06:01:22 BasicIcfg [2024-10-18 06:01:22,067 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-18 06:01:22,068 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-18 06:01:22,068 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-18 06:01:22,068 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-18 06:01:22,069 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 06:00:49" (3/4) ... [2024-10-18 06:01:22,071 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-18 06:01:22,074 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-18 06:01:22,074 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-18 06:01:22,078 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2024-10-18 06:01:22,078 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-10-18 06:01:22,078 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-18 06:01:22,078 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-18 06:01:22,156 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-18 06:01:22,156 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-18 06:01:22,156 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-18 06:01:22,157 INFO L158 Benchmark]: Toolchain (without parser) took 33523.17ms. Allocated memory was 151.0MB in the beginning and 490.7MB in the end (delta: 339.7MB). Free memory was 83.4MB in the beginning and 208.7MB in the end (delta: -125.3MB). Peak memory consumption was 214.9MB. Max. memory is 16.1GB. [2024-10-18 06:01:22,157 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 06:01:22,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.76ms. Allocated memory is still 151.0MB. Free memory was 83.3MB in the beginning and 114.1MB in the end (delta: -30.8MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-10-18 06:01:22,157 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.07ms. Allocated memory is still 151.0MB. Free memory was 114.1MB in the beginning and 112.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-18 06:01:22,157 INFO L158 Benchmark]: Boogie Preprocessor took 21.71ms. Allocated memory is still 151.0MB. Free memory was 112.6MB in the beginning and 111.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 06:01:22,157 INFO L158 Benchmark]: RCFGBuilder took 553.53ms. Allocated memory is still 151.0MB. Free memory was 111.1MB in the beginning and 87.8MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-10-18 06:01:22,158 INFO L158 Benchmark]: TraceAbstraction took 32447.42ms. Allocated memory was 151.0MB in the beginning and 490.7MB in the end (delta: 339.7MB). Free memory was 86.8MB in the beginning and 212.9MB in the end (delta: -126.2MB). Peak memory consumption was 214.8MB. Max. memory is 16.1GB. [2024-10-18 06:01:22,158 INFO L158 Benchmark]: Witness Printer took 88.14ms. Allocated memory is still 490.7MB. Free memory was 212.9MB in the beginning and 208.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-18 06:01:22,160 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.76ms. Allocated memory is still 151.0MB. Free memory was 83.3MB in the beginning and 114.1MB in the end (delta: -30.8MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.07ms. Allocated memory is still 151.0MB. Free memory was 114.1MB in the beginning and 112.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.71ms. Allocated memory is still 151.0MB. Free memory was 112.6MB in the beginning and 111.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 553.53ms. Allocated memory is still 151.0MB. Free memory was 111.1MB in the beginning and 87.8MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 32447.42ms. Allocated memory was 151.0MB in the beginning and 490.7MB in the end (delta: 339.7MB). Free memory was 86.8MB in the beginning and 212.9MB in the end (delta: -126.2MB). Peak memory consumption was 214.8MB. Max. memory is 16.1GB. * Witness Printer took 88.14ms. Allocated memory is still 490.7MB. Free memory was 212.9MB in the beginning and 208.7MB in the end (delta: 4.2MB). 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: 2632, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 718, dependent conditional: 715, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1924, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 10, dependent conditional: 7, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1924, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 10, dependent conditional: 7, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1924, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 10, dependent conditional: 7, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 122, dependent conditional: 116, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 45, independent unconditional: 1869, dependent: 122, dependent conditional: 63, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 45, independent unconditional: 1869, dependent: 122, dependent conditional: 63, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 196, independent: 179, independent conditional: 9, independent unconditional: 170, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 196, independent: 168, independent conditional: 0, independent unconditional: 168, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 539, independent: 190, independent conditional: 60, independent unconditional: 130, dependent: 348, dependent conditional: 104, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2036, independent: 1735, independent conditional: 36, independent unconditional: 1699, dependent: 105, dependent conditional: 49, dependent unconditional: 56, unknown: 196, unknown conditional: 23, unknown unconditional: 173] , Statistics on independence cache: Total cache size (in pairs): 196, Positive cache size: 179, Positive conditional cache size: 9, Positive unconditional cache size: 170, Negative cache size: 17, Negative conditional cache size: 14, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1717, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 122, dependent conditional: 116, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 45, independent unconditional: 1869, dependent: 122, dependent conditional: 63, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 45, independent unconditional: 1869, dependent: 122, dependent conditional: 63, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 196, independent: 179, independent conditional: 9, independent unconditional: 170, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 196, independent: 168, independent conditional: 0, independent unconditional: 168, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 539, independent: 190, independent conditional: 60, independent unconditional: 130, dependent: 348, dependent conditional: 104, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2036, independent: 1735, independent conditional: 36, independent unconditional: 1699, dependent: 105, dependent conditional: 49, dependent unconditional: 56, unknown: 196, unknown conditional: 23, unknown unconditional: 173] , Statistics on independence cache: Total cache size (in pairs): 196, Positive cache size: 179, Positive conditional cache size: 9, Positive unconditional cache size: 170, Negative cache size: 17, Negative conditional cache size: 14, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1717 ], Independence queries for same thread: 708, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 61, Number of trivial persistent sets: 48, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 208, independent: 205, independent conditional: 0, independent unconditional: 205, 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: 2632, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 718, dependent conditional: 715, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1924, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 10, dependent conditional: 7, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1924, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 10, dependent conditional: 7, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1924, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 10, dependent conditional: 7, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 122, dependent conditional: 116, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 45, independent unconditional: 1869, dependent: 122, dependent conditional: 63, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 45, independent unconditional: 1869, dependent: 122, dependent conditional: 63, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 196, independent: 179, independent conditional: 9, independent unconditional: 170, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 196, independent: 168, independent conditional: 0, independent unconditional: 168, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 539, independent: 190, independent conditional: 60, independent unconditional: 130, dependent: 348, dependent conditional: 104, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2036, independent: 1735, independent conditional: 36, independent unconditional: 1699, dependent: 105, dependent conditional: 49, dependent unconditional: 56, unknown: 196, unknown conditional: 23, unknown unconditional: 173] , Statistics on independence cache: Total cache size (in pairs): 196, Positive cache size: 179, Positive conditional cache size: 9, Positive unconditional cache size: 170, Negative cache size: 17, Negative conditional cache size: 14, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1717, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 1709, independent unconditional: 205, dependent: 122, dependent conditional: 116, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 45, independent unconditional: 1869, dependent: 122, dependent conditional: 63, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2036, independent: 1914, independent conditional: 45, independent unconditional: 1869, dependent: 122, dependent conditional: 63, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 196, independent: 179, independent conditional: 9, independent unconditional: 170, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 196, independent: 168, independent conditional: 0, independent unconditional: 168, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 17, dependent conditional: 14, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 539, independent: 190, independent conditional: 60, independent unconditional: 130, dependent: 348, dependent conditional: 104, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2036, independent: 1735, independent conditional: 36, independent unconditional: 1699, dependent: 105, dependent conditional: 49, dependent unconditional: 56, unknown: 196, unknown conditional: 23, unknown unconditional: 173] , Statistics on independence cache: Total cache size (in pairs): 196, Positive cache size: 179, Positive conditional cache size: 9, Positive unconditional cache size: 170, Negative cache size: 17, Negative conditional cache size: 14, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1717 ], Independence queries for same thread: 708 - PositiveResult [Line: 76]: 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, 33 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 32.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 20.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 552, 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, 0.3s SatisfiabilityAnalysisTime, 9.8s InterpolantComputationTime, 491 NumberOfCodeBlocks, 491 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 693 ConstructedInterpolants, 0 QuantifiedInterpolants, 6731 SizeOfPredicates, 8 NumberOfNonLiveVariables, 793 ConjunctsInSsa, 230 ConjunctsInUnsatCore, 20 InterpolantComputations, 2 PerfectInterpolantSequences, 343/1330 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, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.2s, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 1, ConditionalCommutativityConditionCalculations: 1, ConditionalCommutativityTraceChecks: 1, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-18 06:01:22,183 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 [2024-10-18 06:01:22,385 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