./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis SUFFICIENT --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ebd41074 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 981eae178b9cad0bb64b87dda8360f4f1e2e23d7b9d396f9db2ad5a6977098c4 --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis SUFFICIENT --- Real Ultimate output --- This is Ultimate 0.3.0-dev-ebd4107-m [2025-01-23 19:35:20,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-23 19:35:20,455 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2025-01-23 19:35:20,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-23 19:35:20,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-23 19:35:20,492 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-23 19:35:20,493 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-23 19:35:20,493 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-23 19:35:20,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-23 19:35:20,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-23 19:35:20,493 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-23 19:35:20,493 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-23 19:35:20,493 INFO L153 SettingsManager]: * Use SBE=true [2025-01-23 19:35:20,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-23 19:35:20,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-23 19:35:20,494 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-23 19:35:20,494 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-23 19:35:20,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-23 19:35:20,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-23 19:35:20,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-23 19:35:20,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-23 19:35:20,494 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-23 19:35:20,494 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-23 19:35:20,494 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-23 19:35:20,495 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-23 19:35:20,495 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-23 19:35:20,495 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-23 19:35:20,495 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-23 19:35:20,495 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-23 19:35:20,495 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-23 19:35:20,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-23 19:35:20,495 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-23 19:35:20,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-23 19:35:20,495 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-23 19:35:20,495 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-23 19:35:20,496 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-23 19:35:20,496 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-23 19:35:20,496 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-23 19:35:20,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-23 19:35:20,496 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-23 19:35:20,496 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-23 19:35:20,496 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-23 19:35:20,496 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-23 19:35:20,496 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-jdk21/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 -> 981eae178b9cad0bb64b87dda8360f4f1e2e23d7b9d396f9db2ad5a6977098c4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use conditional POR in concurrent analysis -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT [2025-01-23 19:35:20,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-23 19:35:20,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-23 19:35:20,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-23 19:35:20,726 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-23 19:35:20,727 INFO L274 PluginConnector]: CDTParser initialized [2025-01-23 19:35:20,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2025-01-23 19:35:21,873 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/73c546779/8cda7f135fce4606afd37b4a5b87d2f6/FLAG2fc03ccd5 [2025-01-23 19:35:22,060 INFO L384 CDTParser]: Found 1 translation units. [2025-01-23 19:35:22,061 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2025-01-23 19:35:22,066 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/73c546779/8cda7f135fce4606afd37b4a5b87d2f6/FLAG2fc03ccd5 [2025-01-23 19:35:22,447 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/73c546779/8cda7f135fce4606afd37b4a5b87d2f6 [2025-01-23 19:35:22,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-23 19:35:22,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-23 19:35:22,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-23 19:35:22,451 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-23 19:35:22,455 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-23 19:35:22,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a328a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22, skipping insertion in model container [2025-01-23 19:35:22,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,469 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-23 19:35:22,572 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2218,2231] [2025-01-23 19:35:22,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-23 19:35:22,581 INFO L200 MainTranslator]: Completed pre-run [2025-01-23 19:35:22,625 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2218,2231] [2025-01-23 19:35:22,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-23 19:35:22,638 INFO L204 MainTranslator]: Completed translation [2025-01-23 19:35:22,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22 WrapperNode [2025-01-23 19:35:22,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-23 19:35:22,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-23 19:35:22,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-23 19:35:22,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-23 19:35:22,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,660 INFO L138 Inliner]: procedures = 20, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 88 [2025-01-23 19:35:22,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-23 19:35:22,661 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-23 19:35:22,661 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-23 19:35:22,661 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-23 19:35:22,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,667 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,667 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,670 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-23 19:35:22,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-23 19:35:22,675 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-23 19:35:22,675 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-23 19:35:22,676 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (1/1) ... [2025-01-23 19:35:22,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-23 19:35:22,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:22,702 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2025-01-23 19:35:22,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2025-01-23 19:35:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-23 19:35:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-01-23 19:35:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-01-23 19:35:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-01-23 19:35:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-01-23 19:35:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-01-23 19:35:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-01-23 19:35:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2025-01-23 19:35:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2025-01-23 19:35:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-01-23 19:35:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-23 19:35:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-23 19:35:22,723 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-01-23 19:35:22,800 INFO L234 CfgBuilder]: Building ICFG [2025-01-23 19:35:22,801 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-23 19:35:22,941 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-23 19:35:22,944 INFO L283 CfgBuilder]: Performing block encoding [2025-01-23 19:35:23,033 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-23 19:35:23,033 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-23 19:35:23,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 07:35:23 BoogieIcfgContainer [2025-01-23 19:35:23,034 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-23 19:35:23,035 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-23 19:35:23,036 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-23 19:35:23,039 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-23 19:35:23,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.01 07:35:22" (1/3) ... [2025-01-23 19:35:23,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4702cf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 07:35:23, skipping insertion in model container [2025-01-23 19:35:23,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:35:22" (2/3) ... [2025-01-23 19:35:23,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4702cf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 07:35:23, skipping insertion in model container [2025-01-23 19:35:23,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 07:35:23" (3/3) ... [2025-01-23 19:35:23,042 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2025-01-23 19:35:23,051 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-23 19:35:23,052 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-counter-determinism.wvr.c that has 5 procedures, 37 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2025-01-23 19:35:23,052 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-23 19:35:23,104 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-01-23 19:35:23,137 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-23 19:35:23,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-23 19:35:23,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:23,139 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-01-23 19:35:23,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-01-23 19:35:23,205 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-23 19:35:23,219 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-01-23 19:35:23,224 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;@52683714, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-23 19:35:23,224 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2025-01-23 19:35:23,585 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:23,585 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:23,585 INFO L139 ounterexampleChecker]: Examining path program with hash 508292181, occurence #1 [2025-01-23 19:35:23,585 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:23,585 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:23,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:23,588 INFO L85 PathProgramCache]: Analyzing trace with hash 853065485, now seen corresponding path program 1 times [2025-01-23 19:35:23,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:23,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264185988] [2025-01-23 19:35:23,594 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 19:35:23,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:23,676 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-01-23 19:35:23,709 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-01-23 19:35:23,710 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:35:23,710 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:23,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:35:23,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:23,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264185988] [2025-01-23 19:35:23,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264185988] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 19:35:23,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 19:35:23,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-23 19:35:23,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929996036] [2025-01-23 19:35:23,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:35:23,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-23 19:35:23,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:23,951 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-23 19:35:23,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-01-23 19:35:23,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:23,953 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:23,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 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) [2025-01-23 19:35:23,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:24,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:24,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-23 19:35:24,111 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:24,111 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:24,111 INFO L139 ounterexampleChecker]: Examining path program with hash 1888400978, occurence #1 [2025-01-23 19:35:24,111 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:24,112 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:24,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:24,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1820313507, now seen corresponding path program 1 times [2025-01-23 19:35:24,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:24,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628625841] [2025-01-23 19:35:24,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 19:35:24,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:24,123 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-01-23 19:35:24,137 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-01-23 19:35:24,138 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:35:24,138 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:35:24,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:24,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628625841] [2025-01-23 19:35:24,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628625841] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 19:35:24,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 19:35:24,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-23 19:35:24,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461236742] [2025-01-23 19:35:24,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:35:24,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-23 19:35:24,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:24,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-23 19:35:24,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-01-23 19:35:24,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:24,281 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:24,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2025-01-23 19:35:24,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:24,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:24,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:24,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:24,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-23 19:35:24,441 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:24,441 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:24,441 INFO L139 ounterexampleChecker]: Examining path program with hash -511462623, occurence #1 [2025-01-23 19:35:24,441 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:24,441 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:24,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:24,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1397851521, now seen corresponding path program 1 times [2025-01-23 19:35:24,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:24,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072064143] [2025-01-23 19:35:24,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 19:35:24,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:24,452 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-01-23 19:35:24,481 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-01-23 19:35:24,481 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:35:24,481 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:24,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:35:24,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:24,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072064143] [2025-01-23 19:35:24,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072064143] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:24,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454162320] [2025-01-23 19:35:24,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 19:35:24,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:24,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:24,625 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:24,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-23 19:35:24,666 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-01-23 19:35:24,691 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-01-23 19:35:24,691 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:35:24,691 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:24,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-23 19:35:24,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:35:24,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:35:24,848 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:35:24,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-23 19:35:24,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454162320] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:35:24,938 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:35:24,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 6] total 15 [2025-01-23 19:35:24,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436663308] [2025-01-23 19:35:24,939 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:35:24,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-01-23 19:35:24,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:24,939 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-01-23 19:35:24,940 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2025-01-23 19:35:24,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:24,940 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:24,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.4) internal successors, (96), 15 states have internal predecessors, (96), 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) [2025-01-23 19:35:24,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:24,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:24,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:25,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:25,527 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-23 19:35:25,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:25,722 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:25,722 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:25,722 INFO L139 ounterexampleChecker]: Examining path program with hash 1701641104, occurence #1 [2025-01-23 19:35:25,722 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:25,722 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:25,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:25,722 INFO L85 PathProgramCache]: Analyzing trace with hash 2109653841, now seen corresponding path program 2 times [2025-01-23 19:35:25,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:25,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97726395] [2025-01-23 19:35:25,722 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:35:25,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:25,733 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 59 statements into 2 equivalence classes. [2025-01-23 19:35:25,753 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 59 of 59 statements. [2025-01-23 19:35:25,753 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:35:25,753 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:25,876 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-01-23 19:35:25,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:25,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97726395] [2025-01-23 19:35:25,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97726395] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:25,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1793319488] [2025-01-23 19:35:25,877 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:35:25,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:25,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:25,879 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:25,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-23 19:35:25,917 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 59 statements into 2 equivalence classes. [2025-01-23 19:35:25,939 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 59 of 59 statements. [2025-01-23 19:35:25,939 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:35:25,939 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:25,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-01-23 19:35:25,942 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:35:26,146 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:35:26,146 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:35:26,246 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-23 19:35:26,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1793319488] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:35:26,246 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:35:26,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 13, 7] total 22 [2025-01-23 19:35:26,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273271973] [2025-01-23 19:35:26,246 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:35:26,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2025-01-23 19:35:26,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:26,247 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2025-01-23 19:35:26,248 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2025-01-23 19:35:26,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:26,248 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:26,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 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) [2025-01-23 19:35:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:27,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:27,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:27,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:27,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:35:27,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-01-23 19:35:27,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:27,694 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:27,694 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:27,694 INFO L139 ounterexampleChecker]: Examining path program with hash -533483330, occurence #1 [2025-01-23 19:35:27,695 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:27,695 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:27,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:27,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1530155673, now seen corresponding path program 3 times [2025-01-23 19:35:27,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:27,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766216326] [2025-01-23 19:35:27,696 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:35:27,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:27,702 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 86 statements into 3 equivalence classes. [2025-01-23 19:35:27,729 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 86 of 86 statements. [2025-01-23 19:35:27,731 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-23 19:35:27,731 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:27,886 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2025-01-23 19:35:27,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:27,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766216326] [2025-01-23 19:35:27,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766216326] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:27,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [796306987] [2025-01-23 19:35:27,887 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:35:27,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:27,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:27,889 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:27,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-01-23 19:35:27,927 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 86 statements into 3 equivalence classes. [2025-01-23 19:35:27,954 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 86 of 86 statements. [2025-01-23 19:35:27,954 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-23 19:35:27,954 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:27,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-01-23 19:35:27,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:35:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-01-23 19:35:28,109 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:35:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2025-01-23 19:35:28,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [796306987] provided 1 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:28,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-01-23 19:35:28,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8, 10] total 20 [2025-01-23 19:35:28,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918594801] [2025-01-23 19:35:28,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:35:28,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-23 19:35:28,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:28,193 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-23 19:35:28,193 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2025-01-23 19:35:28,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:28,193 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:28,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 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) [2025-01-23 19:35:28,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:28,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:28,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:28,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:35:28,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:28,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:28,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:28,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:28,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:35:28,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:28,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-01-23 19:35:28,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:28,508 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:28,508 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:28,508 INFO L139 ounterexampleChecker]: Examining path program with hash 1819327739, occurence #1 [2025-01-23 19:35:28,508 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:28,508 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:28,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:28,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1968876373, now seen corresponding path program 4 times [2025-01-23 19:35:28,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:28,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585254748] [2025-01-23 19:35:28,509 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:35:28,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:28,517 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 56 statements into 2 equivalence classes. [2025-01-23 19:35:28,522 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 55 of 56 statements. [2025-01-23 19:35:28,523 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:35:28,523 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:28,594 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2025-01-23 19:35:28,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:28,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585254748] [2025-01-23 19:35:28,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585254748] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:28,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [351565008] [2025-01-23 19:35:28,595 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:35:28,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:28,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:28,598 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:28,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-01-23 19:35:28,639 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 56 statements into 2 equivalence classes. [2025-01-23 19:35:28,656 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 55 of 56 statements. [2025-01-23 19:35:28,656 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:35:28,656 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:28,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-23 19:35:28,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:35:28,795 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:35:28,795 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:35:28,863 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2025-01-23 19:35:28,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [351565008] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:35:28,863 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:35:28,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 6] total 15 [2025-01-23 19:35:28,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456819033] [2025-01-23 19:35:28,863 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:35:28,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-01-23 19:35:28,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:28,864 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-01-23 19:35:28,864 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2025-01-23 19:35:28,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:28,864 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:28,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.933333333333334) internal successors, (104), 15 states have internal predecessors, (104), 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) [2025-01-23 19:35:28,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:28,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:28,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:28,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:35:28,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:28,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:29,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:29,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:29,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:29,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-01-23 19:35:29,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:29,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:35:29,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-01-23 19:35:29,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:29,942 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:29,942 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:29,943 INFO L139 ounterexampleChecker]: Examining path program with hash -1481144035, occurence #1 [2025-01-23 19:35:29,943 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:29,943 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:29,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:29,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1644715873, now seen corresponding path program 5 times [2025-01-23 19:35:29,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:29,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061386033] [2025-01-23 19:35:29,943 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:35:29,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:29,949 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 110 statements into 6 equivalence classes. [2025-01-23 19:35:29,973 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) and asserted 110 of 110 statements. [2025-01-23 19:35:29,973 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2025-01-23 19:35:29,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:30,184 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2025-01-23 19:35:30,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:30,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061386033] [2025-01-23 19:35:30,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061386033] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 19:35:30,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 19:35:30,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-01-23 19:35:30,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585421955] [2025-01-23 19:35:30,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:35:30,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-01-23 19:35:30,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:30,186 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-23 19:35:30,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-01-23 19:35:30,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:30,186 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:30,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 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) [2025-01-23 19:35:30,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:30,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:30,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:30,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2025-01-23 19:35:30,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:30,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:35:30,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-01-23 19:35:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:35:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:30,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-23 19:35:30,308 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:30,309 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:30,309 INFO L139 ounterexampleChecker]: Examining path program with hash -328194219, occurence #1 [2025-01-23 19:35:30,309 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:30,309 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:30,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:30,310 INFO L85 PathProgramCache]: Analyzing trace with hash 9879491, now seen corresponding path program 6 times [2025-01-23 19:35:30,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:30,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009544358] [2025-01-23 19:35:30,310 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:35:30,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:30,325 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 95 statements into 6 equivalence classes. [2025-01-23 19:35:30,340 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) and asserted 95 of 95 statements. [2025-01-23 19:35:30,341 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2025-01-23 19:35:30,341 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2025-01-23 19:35:30,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:30,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009544358] [2025-01-23 19:35:30,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009544358] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:30,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199539937] [2025-01-23 19:35:30,890 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:35:30,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:30,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:30,892 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:30,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-01-23 19:35:30,937 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 95 statements into 6 equivalence classes. [2025-01-23 19:35:30,969 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) and asserted 95 of 95 statements. [2025-01-23 19:35:30,970 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2025-01-23 19:35:30,970 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:30,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 79 conjuncts are in the unsatisfiable core [2025-01-23 19:35:30,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:35:31,259 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2025-01-23 19:35:31,259 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:35:31,918 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2025-01-23 19:35:31,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199539937] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:35:31,918 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:35:31,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 10] total 22 [2025-01-23 19:35:31,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839592954] [2025-01-23 19:35:31,918 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:35:31,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-01-23 19:35:31,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:31,920 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-01-23 19:35:31,920 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2025-01-23 19:35:31,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:31,920 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:31,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 6.565217391304348) internal successors, (151), 22 states have internal predecessors, (151), 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) [2025-01-23 19:35:31,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:31,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:31,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:31,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2025-01-23 19:35:31,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:31,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:35:31,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:31,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:32,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:32,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:32,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:32,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-01-23 19:35:32,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:32,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:35:32,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:32,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:32,112 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-01-23 19:35:32,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:32,307 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:32,307 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:32,307 INFO L139 ounterexampleChecker]: Examining path program with hash 51334708, occurence #1 [2025-01-23 19:35:32,307 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:32,307 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:32,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:32,308 INFO L85 PathProgramCache]: Analyzing trace with hash 572576391, now seen corresponding path program 7 times [2025-01-23 19:35:32,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:32,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655876511] [2025-01-23 19:35:32,308 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:35:32,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:32,314 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 104 statements into 1 equivalence classes. [2025-01-23 19:35:32,324 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 104 of 104 statements. [2025-01-23 19:35:32,324 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:35:32,324 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:32,494 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 35 proven. 88 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2025-01-23 19:35:32,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:32,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655876511] [2025-01-23 19:35:32,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655876511] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:32,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1513044294] [2025-01-23 19:35:32,494 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:35:32,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:32,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:32,496 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:32,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-01-23 19:35:32,535 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 104 statements into 1 equivalence classes. [2025-01-23 19:35:32,561 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 104 of 104 statements. [2025-01-23 19:35:32,561 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:35:32,561 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:32,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-01-23 19:35:32,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:35:32,842 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 1 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:35:32,842 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:35:32,988 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 38 proven. 62 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2025-01-23 19:35:32,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1513044294] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:35:32,989 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:35:32,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 17, 8] total 25 [2025-01-23 19:35:32,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395585145] [2025-01-23 19:35:32,989 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:35:32,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2025-01-23 19:35:32,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:32,990 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2025-01-23 19:35:32,990 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=490, Unknown=0, NotChecked=0, Total=600 [2025-01-23 19:35:32,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:32,990 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:32,990 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 6.68) internal successors, (167), 25 states have internal predecessors, (167), 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) [2025-01-23 19:35:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:32,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:32,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-23 19:35:32,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2025-01-23 19:35:32,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:32,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:35:32,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:32,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:32,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:34,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:34,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:35:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-01-23 19:35:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:35:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:34,104 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-01-23 19:35:34,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:34,292 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:34,292 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:34,292 INFO L139 ounterexampleChecker]: Examining path program with hash 806597228, occurence #1 [2025-01-23 19:35:34,292 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:34,292 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:34,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:34,293 INFO L85 PathProgramCache]: Analyzing trace with hash -364304525, now seen corresponding path program 8 times [2025-01-23 19:35:34,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:34,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082605540] [2025-01-23 19:35:34,293 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:35:34,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:34,299 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 158 statements into 2 equivalence classes. [2025-01-23 19:35:34,315 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 158 of 158 statements. [2025-01-23 19:35:34,315 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:35:34,316 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:34,576 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 40 proven. 175 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2025-01-23 19:35:34,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:34,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082605540] [2025-01-23 19:35:34,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082605540] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:34,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1933560725] [2025-01-23 19:35:34,577 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:35:34,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:34,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:34,582 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:34,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-01-23 19:35:34,625 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 158 statements into 2 equivalence classes. [2025-01-23 19:35:34,662 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 158 of 158 statements. [2025-01-23 19:35:34,662 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:35:34,662 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:34,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-01-23 19:35:34,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:35:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 1 proven. 413 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:35:35,185 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:35:35,384 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 169 proven. 74 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2025-01-23 19:35:35,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1933560725] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:35:35,385 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:35:35,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 27, 9] total 40 [2025-01-23 19:35:35,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662924361] [2025-01-23 19:35:35,385 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:35:35,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2025-01-23 19:35:35,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:35,386 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2025-01-23 19:35:35,386 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1376, Unknown=0, NotChecked=0, Total=1560 [2025-01-23 19:35:35,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:35,386 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:35,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 6.85) internal successors, (274), 40 states have internal predecessors, (274), 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) [2025-01-23 19:35:35,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:35,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:35,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:35,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:35:35,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-01-23 19:35:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:35:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:37,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:37,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:37,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:37,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:35:37,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:37,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-01-23 19:35:37,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:37,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:35:37,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:37,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:35:37,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-01-23 19:35:38,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:38,183 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:38,183 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:38,183 INFO L139 ounterexampleChecker]: Examining path program with hash 1051338930, occurence #1 [2025-01-23 19:35:38,183 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:38,183 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:38,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:38,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1644405955, now seen corresponding path program 9 times [2025-01-23 19:35:38,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:38,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704877018] [2025-01-23 19:35:38,183 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:35:38,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:38,190 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 179 statements into 10 equivalence classes. [2025-01-23 19:35:38,242 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) and asserted 179 of 179 statements. [2025-01-23 19:35:38,242 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2025-01-23 19:35:38,242 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:39,508 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2025-01-23 19:35:39,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:39,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704877018] [2025-01-23 19:35:39,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704877018] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:39,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191589045] [2025-01-23 19:35:39,509 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:35:39,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:39,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:39,511 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:39,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-01-23 19:35:39,556 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 179 statements into 10 equivalence classes. [2025-01-23 19:35:39,597 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) and asserted 179 of 179 statements. [2025-01-23 19:35:39,597 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2025-01-23 19:35:39,597 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:39,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 213 conjuncts are in the unsatisfiable core [2025-01-23 19:35:39,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:35:40,010 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2025-01-23 19:35:40,010 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:35:40,205 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2025-01-23 19:35:40,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191589045] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:35:40,205 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:35:40,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 11, 5] total 28 [2025-01-23 19:35:40,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742086403] [2025-01-23 19:35:40,205 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:35:40,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-01-23 19:35:40,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:40,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-01-23 19:35:40,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=654, Unknown=0, NotChecked=0, Total=812 [2025-01-23 19:35:40,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:40,206 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:40,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 6.862068965517241) internal successors, (199), 28 states have internal predecessors, (199), 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) [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:35:40,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:35:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-01-23 19:35:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:35:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:35:40,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:35:40,839 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-01-23 19:35:41,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:41,033 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:41,033 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:41,033 INFO L139 ounterexampleChecker]: Examining path program with hash 2006148858, occurence #1 [2025-01-23 19:35:41,033 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:41,033 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:41,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:41,034 INFO L85 PathProgramCache]: Analyzing trace with hash -2043791097, now seen corresponding path program 10 times [2025-01-23 19:35:41,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:41,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615079636] [2025-01-23 19:35:41,034 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:35:41,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:41,045 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 269 statements into 2 equivalence classes. [2025-01-23 19:35:41,115 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 268 of 269 statements. [2025-01-23 19:35:41,115 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:35:41,116 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:42,079 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 504 proven. 162 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2025-01-23 19:35:42,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:42,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615079636] [2025-01-23 19:35:42,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615079636] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:42,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107292209] [2025-01-23 19:35:42,079 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:35:42,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:42,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:42,081 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:42,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-01-23 19:35:42,147 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 269 statements into 2 equivalence classes. [2025-01-23 19:35:42,212 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 268 of 269 statements. [2025-01-23 19:35:42,212 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:35:42,212 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:42,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 40 conjuncts are in the unsatisfiable core [2025-01-23 19:35:42,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:35:43,264 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 12 proven. 843 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-01-23 19:35:43,265 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:35:43,546 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 12 proven. 154 refuted. 0 times theorem prover too weak. 719 trivial. 0 not checked. [2025-01-23 19:35:43,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107292209] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:35:43,546 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:35:43,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 41, 7] total 62 [2025-01-23 19:35:43,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070291909] [2025-01-23 19:35:43,547 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:35:43,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2025-01-23 19:35:43,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:43,549 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2025-01-23 19:35:43,551 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=3425, Unknown=0, NotChecked=0, Total=3782 [2025-01-23 19:35:43,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:43,551 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:43,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 6.241935483870968) internal successors, (387), 62 states have internal predecessors, (387), 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) [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:35:43,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:52,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:35:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-01-23 19:35:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:35:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:35:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:35:52,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2025-01-23 19:35:52,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-01-23 19:35:52,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:52,719 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:52,719 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:52,719 INFO L139 ounterexampleChecker]: Examining path program with hash 572121688, occurence #1 [2025-01-23 19:35:52,720 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:52,720 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:52,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:52,720 INFO L85 PathProgramCache]: Analyzing trace with hash -233756563, now seen corresponding path program 11 times [2025-01-23 19:35:52,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:52,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609892891] [2025-01-23 19:35:52,720 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:35:52,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:52,731 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 407 statements into 27 equivalence classes. [2025-01-23 19:35:52,822 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) and asserted 407 of 407 statements. [2025-01-23 19:35:52,822 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2025-01-23 19:35:52,822 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:55,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 499 proven. 1747 refuted. 0 times theorem prover too weak. 1914 trivial. 0 not checked. [2025-01-23 19:35:55,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:55,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609892891] [2025-01-23 19:35:55,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609892891] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:55,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [462311189] [2025-01-23 19:35:55,605 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:35:55,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:55,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:55,606 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:55,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2025-01-23 19:35:55,671 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 407 statements into 27 equivalence classes. [2025-01-23 19:35:55,791 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) and asserted 407 of 407 statements. [2025-01-23 19:35:55,791 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2025-01-23 19:35:55,791 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:55,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 1123 conjuncts, 126 conjuncts are in the unsatisfiable core [2025-01-23 19:35:55,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:35:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 499 proven. 1299 refuted. 0 times theorem prover too weak. 2362 trivial. 0 not checked. [2025-01-23 19:35:56,122 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:35:56,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 499 proven. 1299 refuted. 0 times theorem prover too weak. 2362 trivial. 0 not checked. [2025-01-23 19:35:56,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [462311189] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:35:56,496 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:35:56,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 6 [2025-01-23 19:35:56,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392581351] [2025-01-23 19:35:56,496 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:35:56,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-23 19:35:56,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:35:56,497 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-23 19:35:56,497 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2025-01-23 19:35:56,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:56,497 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:35:56,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 6 states have internal predecessors, (86), 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) [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:35:56,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:35:56,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2025-01-23 19:35:56,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2025-01-23 19:35:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:35:56,900 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2025-01-23 19:35:57,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2025-01-23 19:35:57,093 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:35:57,093 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:35:57,093 INFO L139 ounterexampleChecker]: Examining path program with hash -2142063300, occurence #1 [2025-01-23 19:35:57,093 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:35:57,093 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:35:57,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:35:57,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1268862615, now seen corresponding path program 12 times [2025-01-23 19:35:57,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:35:57,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785095492] [2025-01-23 19:35:57,094 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:35:57,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:35:57,105 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 461 statements into 28 equivalence classes. [2025-01-23 19:35:57,241 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) and asserted 461 of 461 statements. [2025-01-23 19:35:57,242 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) [2025-01-23 19:35:57,242 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:58,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4732 backedges. 1791 proven. 326 refuted. 0 times theorem prover too weak. 2615 trivial. 0 not checked. [2025-01-23 19:35:58,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:35:58,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785095492] [2025-01-23 19:35:58,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785095492] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:35:58,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120468368] [2025-01-23 19:35:58,889 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:35:58,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:35:58,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:35:58,891 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:35:58,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2025-01-23 19:35:58,956 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 461 statements into 28 equivalence classes. [2025-01-23 19:35:59,074 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) and asserted 461 of 461 statements. [2025-01-23 19:35:59,074 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) [2025-01-23 19:35:59,074 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:35:59,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 73 conjuncts are in the unsatisfiable core [2025-01-23 19:35:59,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:36:00,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4732 backedges. 8 proven. 4724 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:36:00,821 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:36:01,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4732 backedges. 1873 proven. 329 refuted. 0 times theorem prover too weak. 2530 trivial. 0 not checked. [2025-01-23 19:36:01,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120468368] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:36:01,393 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:36:01,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 74, 15] total 94 [2025-01-23 19:36:01,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723134437] [2025-01-23 19:36:01,393 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:36:01,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2025-01-23 19:36:01,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:36:01,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2025-01-23 19:36:01,397 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=954, Invalid=7788, Unknown=0, NotChecked=0, Total=8742 [2025-01-23 19:36:01,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:36:01,397 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:36:01,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 6.861702127659575) internal successors, (645), 94 states have internal predecessors, (645), 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) [2025-01-23 19:36:01,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:01,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:01,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:01,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:36:01,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:01,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:36:01,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:36:01,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:36:01,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:01,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:36:01,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:36:01,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2025-01-23 19:36:01,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:01,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:36:09,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:09,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:09,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:09,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:36:09,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:09,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:36:09,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:36:09,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:36:09,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:09,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:36:09,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:36:09,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 257 states. [2025-01-23 19:36:09,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:09,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2025-01-23 19:36:09,344 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2025-01-23 19:36:09,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2025-01-23 19:36:09,537 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:36:09,537 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:36:09,537 INFO L139 ounterexampleChecker]: Examining path program with hash 1690466622, occurence #1 [2025-01-23 19:36:09,538 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:36:09,538 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:36:09,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:36:09,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1975177797, now seen corresponding path program 13 times [2025-01-23 19:36:09,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:36:09,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405286199] [2025-01-23 19:36:09,538 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:36:09,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:36:09,546 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 323 statements into 1 equivalence classes. [2025-01-23 19:36:09,595 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 323 of 323 statements. [2025-01-23 19:36:09,595 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:36:09,595 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:36:13,158 INFO L134 CoverageAnalysis]: Checked inductivity of 3361 backedges. 0 proven. 520 refuted. 0 times theorem prover too weak. 2841 trivial. 0 not checked. [2025-01-23 19:36:13,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:36:13,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405286199] [2025-01-23 19:36:13,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405286199] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:36:13,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1286316748] [2025-01-23 19:36:13,158 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:36:13,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:36:13,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:36:13,160 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:36:13,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2025-01-23 19:36:13,215 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 323 statements into 1 equivalence classes. [2025-01-23 19:36:13,284 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 323 of 323 statements. [2025-01-23 19:36:13,284 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:36:13,284 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:36:13,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 307 conjuncts are in the unsatisfiable core [2025-01-23 19:36:13,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:36:13,901 INFO L134 CoverageAnalysis]: Checked inductivity of 3361 backedges. 3 proven. 344 refuted. 0 times theorem prover too weak. 3014 trivial. 0 not checked. [2025-01-23 19:36:13,901 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:36:15,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3361 backedges. 0 proven. 347 refuted. 0 times theorem prover too weak. 3014 trivial. 0 not checked. [2025-01-23 19:36:15,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1286316748] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:36:15,349 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:36:15,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 25 [2025-01-23 19:36:15,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818971961] [2025-01-23 19:36:15,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:36:15,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2025-01-23 19:36:15,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:36:15,351 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2025-01-23 19:36:15,351 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2025-01-23 19:36:15,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:36:15,351 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:36:15,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 6.5) internal successors, (169), 25 states have internal predecessors, (169), 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) [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 257 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2025-01-23 19:36:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:36:16,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:16,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:16,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:16,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:36:16,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:16,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:36:16,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:36:16,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:36:16,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:16,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:36:16,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:36:16,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:36:16,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:16,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:36:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:36:16,752 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2025-01-23 19:36:16,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:36:16,942 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:36:16,942 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:36:16,943 INFO L139 ounterexampleChecker]: Examining path program with hash 1639999278, occurence #1 [2025-01-23 19:36:16,943 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:36:16,943 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:36:16,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:36:16,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1308601251, now seen corresponding path program 14 times [2025-01-23 19:36:16,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:36:16,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596896104] [2025-01-23 19:36:16,943 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:36:16,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:36:16,959 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 422 statements into 2 equivalence classes. [2025-01-23 19:36:17,019 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 422 of 422 statements. [2025-01-23 19:36:17,019 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:36:17,019 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:36:18,113 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 1408 proven. 655 refuted. 0 times theorem prover too weak. 2752 trivial. 0 not checked. [2025-01-23 19:36:18,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:36:18,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596896104] [2025-01-23 19:36:18,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596896104] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:36:18,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882947465] [2025-01-23 19:36:18,114 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:36:18,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:36:18,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:36:18,115 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:36:18,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2025-01-23 19:36:18,176 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 422 statements into 2 equivalence classes. [2025-01-23 19:36:18,255 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 422 of 422 statements. [2025-01-23 19:36:18,255 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:36:18,255 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:36:18,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 68 conjuncts are in the unsatisfiable core [2025-01-23 19:36:18,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:36:19,814 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 2 proven. 4813 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:36:19,814 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:36:20,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 1466 proven. 334 refuted. 0 times theorem prover too weak. 3015 trivial. 0 not checked. [2025-01-23 19:36:20,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [882947465] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:36:20,234 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:36:20,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 69, 14] total 88 [2025-01-23 19:36:20,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672089124] [2025-01-23 19:36:20,234 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:36:20,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 88 states [2025-01-23 19:36:20,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:36:20,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2025-01-23 19:36:20,237 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=726, Invalid=6930, Unknown=0, NotChecked=0, Total=7656 [2025-01-23 19:36:20,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:36:20,237 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:36:20,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 88 states, 88 states have (on average 6.875) internal successors, (605), 88 states have internal predecessors, (605), 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) [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:36:20,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:36:26,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:36:26,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:36:26,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2025-01-23 19:36:26,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-01-23 19:36:26,431 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:36:26,431 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:36:26,432 INFO L139 ounterexampleChecker]: Examining path program with hash 183917681, occurence #1 [2025-01-23 19:36:26,432 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:36:26,432 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:36:26,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:36:26,432 INFO L85 PathProgramCache]: Analyzing trace with hash -478283611, now seen corresponding path program 15 times [2025-01-23 19:36:26,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:36:26,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379435369] [2025-01-23 19:36:26,432 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:36:26,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:36:26,444 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 503 statements into 32 equivalence classes. [2025-01-23 19:36:26,599 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) and asserted 503 of 503 statements. [2025-01-23 19:36:26,600 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2025-01-23 19:36:26,600 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:36:28,292 INFO L134 CoverageAnalysis]: Checked inductivity of 5896 backedges. 2411 proven. 391 refuted. 0 times theorem prover too weak. 3094 trivial. 0 not checked. [2025-01-23 19:36:28,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:36:28,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379435369] [2025-01-23 19:36:28,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379435369] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:36:28,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [981898577] [2025-01-23 19:36:28,292 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:36:28,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:36:28,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:36:28,294 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:36:28,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2025-01-23 19:36:28,384 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 503 statements into 32 equivalence classes. [2025-01-23 19:36:28,551 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) and asserted 503 of 503 statements. [2025-01-23 19:36:28,551 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2025-01-23 19:36:28,551 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:36:28,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 1363 conjuncts, 80 conjuncts are in the unsatisfiable core [2025-01-23 19:36:28,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:36:30,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5896 backedges. 2 proven. 5894 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:36:30,434 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:36:31,031 INFO L134 CoverageAnalysis]: Checked inductivity of 5896 backedges. 2174 proven. 420 refuted. 0 times theorem prover too weak. 3302 trivial. 0 not checked. [2025-01-23 19:36:31,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [981898577] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:36:31,032 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:36:31,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 81, 18] total 106 [2025-01-23 19:36:31,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915269646] [2025-01-23 19:36:31,032 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:36:31,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 106 states [2025-01-23 19:36:31,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:36:31,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 106 interpolants. [2025-01-23 19:36:31,036 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=677, Invalid=10453, Unknown=0, NotChecked=0, Total=11130 [2025-01-23 19:36:31,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:36:31,036 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:36:31,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 106 states, 106 states have (on average 6.990566037735849) internal successors, (741), 106 states have internal predecessors, (741), 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) [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:36:31,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:36:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:36:46,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:46,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:36:46,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:36:46,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:36:46,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:36:46,605 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2025-01-23 19:36:46,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-01-23 19:36:46,797 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:36:46,797 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:36:46,798 INFO L139 ounterexampleChecker]: Examining path program with hash 939334070, occurence #1 [2025-01-23 19:36:46,798 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:36:46,798 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:36:46,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:36:46,798 INFO L85 PathProgramCache]: Analyzing trace with hash -806502795, now seen corresponding path program 16 times [2025-01-23 19:36:46,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:36:46,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16433173] [2025-01-23 19:36:46,798 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:36:46,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:36:46,810 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 551 statements into 2 equivalence classes. [2025-01-23 19:36:46,908 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 550 of 551 statements. [2025-01-23 19:36:46,908 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:36:46,908 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:36:50,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6483 backedges. 80 proven. 2826 refuted. 0 times theorem prover too weak. 3577 trivial. 0 not checked. [2025-01-23 19:36:50,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:36:50,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16433173] [2025-01-23 19:36:50,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16433173] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:36:50,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [500851196] [2025-01-23 19:36:50,671 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:36:50,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:36:50,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:36:50,675 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:36:50,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2025-01-23 19:36:50,751 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 551 statements into 2 equivalence classes. [2025-01-23 19:36:50,857 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 550 of 551 statements. [2025-01-23 19:36:50,858 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:36:50,858 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:36:50,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 88 conjuncts are in the unsatisfiable core [2025-01-23 19:36:50,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:36:53,660 INFO L134 CoverageAnalysis]: Checked inductivity of 6483 backedges. 22 proven. 6389 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2025-01-23 19:36:53,661 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:36:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 6483 backedges. 22 proven. 794 refuted. 0 times theorem prover too weak. 5667 trivial. 0 not checked. [2025-01-23 19:36:54,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [500851196] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:36:54,220 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:36:54,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 89, 8] total 126 [2025-01-23 19:36:54,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455712092] [2025-01-23 19:36:54,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:36:54,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 126 states [2025-01-23 19:36:54,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:36:54,222 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 126 interpolants. [2025-01-23 19:36:54,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=689, Invalid=15061, Unknown=0, NotChecked=0, Total=15750 [2025-01-23 19:36:54,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:36:54,225 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:36:54,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 126 states, 126 states have (on average 5.896825396825397) internal successors, (743), 126 states have internal predecessors, (743), 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) [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:36:54,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:37:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:37:18,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:37:18,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:37:18,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 511 states. [2025-01-23 19:37:18,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2025-01-23 19:37:18,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-01-23 19:37:18,875 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:37:18,875 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:37:18,876 INFO L139 ounterexampleChecker]: Examining path program with hash 1639999278, occurence #2 [2025-01-23 19:37:18,876 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:37:18,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:37:18,882 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:37:18,882 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:37:18,882 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:37:18,882 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:37:18,882 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:37:18,882 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:37:18,883 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:37:18,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-01-23 19:37:18,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:18,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-01-23 19:37:18,884 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:18,884 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-01-23 19:37:18,884 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:18,884 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-01-23 19:37:18,884 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:18,884 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-01-23 19:37:18,884 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:18,884 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 797 [2025-01-23 19:37:18,884 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:37:18,884 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:37:18,884 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:37:18,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:37:18,884 INFO L85 PathProgramCache]: Analyzing trace with hash -902015443, now seen corresponding path program 17 times [2025-01-23 19:37:18,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:37:18,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725901646] [2025-01-23 19:37:18,884 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:37:18,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:37:18,899 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 800 statements into 55 equivalence classes. [2025-01-23 19:37:19,164 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) and asserted 800 of 800 statements. [2025-01-23 19:37:19,165 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) [2025-01-23 19:37:19,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:37:24,587 INFO L134 CoverageAnalysis]: Checked inductivity of 17986 backedges. 6829 proven. 359 refuted. 0 times theorem prover too weak. 10798 trivial. 0 not checked. [2025-01-23 19:37:24,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:37:24,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725901646] [2025-01-23 19:37:24,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725901646] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:37:24,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [549962957] [2025-01-23 19:37:24,588 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:37:24,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:37:24,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:37:24,590 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:37:24,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2025-01-23 19:37:24,686 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 800 statements into 55 equivalence classes. [2025-01-23 19:37:24,927 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) and asserted 800 of 800 statements. [2025-01-23 19:37:24,927 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) [2025-01-23 19:37:24,927 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:37:24,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 2106 conjuncts, 130 conjuncts are in the unsatisfiable core [2025-01-23 19:37:24,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:37:29,242 INFO L134 CoverageAnalysis]: Checked inductivity of 17986 backedges. 2 proven. 17984 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:37:29,243 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:37:30,055 INFO L134 CoverageAnalysis]: Checked inductivity of 17986 backedges. 6829 proven. 359 refuted. 0 times theorem prover too weak. 10798 trivial. 0 not checked. [2025-01-23 19:37:30,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [549962957] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:37:30,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:37:30,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 131, 24] total 161 [2025-01-23 19:37:30,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87664526] [2025-01-23 19:37:30,056 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:37:30,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 161 states [2025-01-23 19:37:30,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:37:30,058 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 161 interpolants. [2025-01-23 19:37:30,063 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1862, Invalid=23898, Unknown=0, NotChecked=0, Total=25760 [2025-01-23 19:37:30,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:37:30,063 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:37:30,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 161 states, 161 states have (on average 6.565217391304348) internal successors, (1057), 161 states have internal predecessors, (1057), 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) [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 511 states. [2025-01-23 19:37:30,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:37:48,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:48,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:48,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 511 states. [2025-01-23 19:37:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2025-01-23 19:37:48,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2025-01-23 19:37:48,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:37:48,934 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:37:48,935 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:37:48,935 INFO L139 ounterexampleChecker]: Examining path program with hash 1639999278, occurence #3 [2025-01-23 19:37:48,935 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:37:48,935 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:37:48,935 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:37:48,935 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:37:48,935 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:37:48,935 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:37:48,935 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:37:48,935 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:37:48,935 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:37:48,935 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-01-23 19:37:48,935 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:48,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-01-23 19:37:48,936 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:48,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-01-23 19:37:48,936 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:48,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-01-23 19:37:48,936 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:48,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-01-23 19:37:48,936 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:48,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-01-23 19:37:48,936 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:48,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-01-23 19:37:48,936 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:48,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-01-23 19:37:48,936 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:48,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-01-23 19:37:48,936 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:48,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-01-23 19:37:48,936 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:37:48,936 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 845 [2025-01-23 19:37:48,936 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:37:48,936 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:37:48,936 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:37:48,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:37:48,937 INFO L85 PathProgramCache]: Analyzing trace with hash 499912943, now seen corresponding path program 18 times [2025-01-23 19:37:48,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:37:48,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481406823] [2025-01-23 19:37:48,937 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:37:48,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:37:48,952 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 848 statements into 57 equivalence classes. [2025-01-23 19:37:49,364 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) and asserted 848 of 848 statements. [2025-01-23 19:37:49,364 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) [2025-01-23 19:37:49,364 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:37:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 19498 backedges. 7232 proven. 1471 refuted. 0 times theorem prover too weak. 10795 trivial. 0 not checked. [2025-01-23 19:37:55,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:37:55,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481406823] [2025-01-23 19:37:55,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481406823] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:37:55,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [475829742] [2025-01-23 19:37:55,876 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:37:55,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:37:55,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:37:55,878 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:37:55,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2025-01-23 19:37:55,981 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 848 statements into 57 equivalence classes. [2025-01-23 19:37:56,358 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) and asserted 848 of 848 statements. [2025-01-23 19:37:56,359 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) [2025-01-23 19:37:56,359 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:37:56,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 2228 conjuncts, 140 conjuncts are in the unsatisfiable core [2025-01-23 19:37:56,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:38:01,416 INFO L134 CoverageAnalysis]: Checked inductivity of 19498 backedges. 2 proven. 19496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:38:01,416 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:38:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 19498 backedges. 7374 proven. 814 refuted. 0 times theorem prover too weak. 11310 trivial. 0 not checked. [2025-01-23 19:38:02,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [475829742] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:38:02,544 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:38:02,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 141, 30] total 171 [2025-01-23 19:38:02,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740223387] [2025-01-23 19:38:02,545 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:38:02,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 171 states [2025-01-23 19:38:02,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:38:02,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 171 interpolants. [2025-01-23 19:38:02,550 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1388, Invalid=27682, Unknown=0, NotChecked=0, Total=29070 [2025-01-23 19:38:02,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:38:02,550 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:38:02,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 171 states, 171 states have (on average 6.333333333333333) internal successors, (1083), 171 states have internal predecessors, (1083), 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) [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 511 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2025-01-23 19:38:02,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:38:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:38:21,949 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2025-01-23 19:38:22,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:38:22,141 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:38:22,141 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:38:22,141 INFO L139 ounterexampleChecker]: Examining path program with hash -580444313, occurence #1 [2025-01-23 19:38:22,141 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:38:22,141 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:38:22,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:38:22,142 INFO L85 PathProgramCache]: Analyzing trace with hash 382412833, now seen corresponding path program 19 times [2025-01-23 19:38:22,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:38:22,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873129147] [2025-01-23 19:38:22,142 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:38:22,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:38:22,161 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 905 statements into 1 equivalence classes. [2025-01-23 19:38:22,484 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 905 of 905 statements. [2025-01-23 19:38:22,484 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:38:22,484 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:38:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 21114 backedges. 8832 proven. 960 refuted. 0 times theorem prover too weak. 11322 trivial. 0 not checked. [2025-01-23 19:38:29,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:38:29,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873129147] [2025-01-23 19:38:29,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873129147] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:38:29,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418408654] [2025-01-23 19:38:29,665 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:38:29,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:38:29,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:38:29,666 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:38:29,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2025-01-23 19:38:29,760 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 905 statements into 1 equivalence classes. [2025-01-23 19:38:29,914 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 905 of 905 statements. [2025-01-23 19:38:29,914 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:38:29,914 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:38:29,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 2370 conjuncts, 149 conjuncts are in the unsatisfiable core [2025-01-23 19:38:29,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:38:35,553 INFO L134 CoverageAnalysis]: Checked inductivity of 21114 backedges. 3 proven. 21111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:38:35,553 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:38:36,772 INFO L134 CoverageAnalysis]: Checked inductivity of 21114 backedges. 8999 proven. 266 refuted. 0 times theorem prover too weak. 11849 trivial. 0 not checked. [2025-01-23 19:38:36,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [418408654] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:38:36,773 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:38:36,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 150, 32] total 185 [2025-01-23 19:38:36,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393762684] [2025-01-23 19:38:36,773 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:38:36,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 185 states [2025-01-23 19:38:36,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:38:36,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants. [2025-01-23 19:38:36,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1890, Invalid=32150, Unknown=0, NotChecked=0, Total=34040 [2025-01-23 19:38:36,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:38:36,778 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:38:36,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 185 states, 185 states have (on average 6.437837837837838) internal successors, (1191), 185 states have internal predecessors, (1191), 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) [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:38:36,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:38:36,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:38:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:38:59,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:38:59,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:38:59,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:38:59,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:38:59,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:38:59,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:38:59,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2025-01-23 19:38:59,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2025-01-23 19:38:59,249 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:38:59,249 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:38:59,250 INFO L139 ounterexampleChecker]: Examining path program with hash -190127947, occurence #1 [2025-01-23 19:38:59,250 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:38:59,250 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:38:59,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:38:59,250 INFO L85 PathProgramCache]: Analyzing trace with hash -918396331, now seen corresponding path program 20 times [2025-01-23 19:38:59,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:38:59,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363571046] [2025-01-23 19:38:59,250 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:38:59,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:38:59,267 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 899 statements into 2 equivalence classes. [2025-01-23 19:38:59,720 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 899 of 899 statements. [2025-01-23 19:38:59,720 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:38:59,720 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:39:56,811 INFO L134 CoverageAnalysis]: Checked inductivity of 21599 backedges. 0 proven. 9223 refuted. 0 times theorem prover too weak. 12376 trivial. 0 not checked. [2025-01-23 19:39:56,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:39:56,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363571046] [2025-01-23 19:39:56,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363571046] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:39:56,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749304932] [2025-01-23 19:39:56,811 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:39:56,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:39:56,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:39:56,813 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:39:56,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2025-01-23 19:39:56,923 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 899 statements into 2 equivalence classes. [2025-01-23 19:39:57,106 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 899 of 899 statements. [2025-01-23 19:39:57,106 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:39:57,106 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:39:57,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 2356 conjuncts, 881 conjuncts are in the unsatisfiable core [2025-01-23 19:39:57,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:39:59,249 INFO L134 CoverageAnalysis]: Checked inductivity of 21599 backedges. 467 proven. 8936 refuted. 0 times theorem prover too weak. 12196 trivial. 0 not checked. [2025-01-23 19:39:59,249 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:04,107 INFO L134 CoverageAnalysis]: Checked inductivity of 21599 backedges. 402 proven. 9001 refuted. 0 times theorem prover too weak. 12196 trivial. 0 not checked. [2025-01-23 19:40:04,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749304932] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:04,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:04,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 36, 37] total 101 [2025-01-23 19:40:04,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135051631] [2025-01-23 19:40:04,107 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:04,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2025-01-23 19:40:04,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:04,109 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2025-01-23 19:40:04,109 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2219, Invalid=8083, Unknown=0, NotChecked=0, Total=10302 [2025-01-23 19:40:04,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:04,109 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:04,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 6.0588235294117645) internal successors, (618), 101 states have internal predecessors, (618), 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) [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:40:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:40:05,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:40:05,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:40:05,561 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2025-01-23 19:40:05,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:05,751 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:40:05,751 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:05,751 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #1 [2025-01-23 19:40:05,751 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:05,751 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:05,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:05,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1764267293, now seen corresponding path program 21 times [2025-01-23 19:40:05,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:05,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265593547] [2025-01-23 19:40:05,752 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:40:05,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:05,767 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 785 statements into 50 equivalence classes. [2025-01-23 19:40:06,292 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 50 check-sat command(s) and asserted 785 of 785 statements. [2025-01-23 19:40:06,292 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 50 check-sat command(s) [2025-01-23 19:40:06,292 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:11,555 INFO L134 CoverageAnalysis]: Checked inductivity of 15193 backedges. 2104 proven. 1252 refuted. 0 times theorem prover too weak. 11837 trivial. 0 not checked. [2025-01-23 19:40:11,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:11,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265593547] [2025-01-23 19:40:11,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265593547] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:11,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439919110] [2025-01-23 19:40:11,555 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:40:11,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:11,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:11,557 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:40:11,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-01-23 19:40:11,640 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 785 statements into 50 equivalence classes. [2025-01-23 19:40:12,052 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 50 check-sat command(s) and asserted 785 of 785 statements. [2025-01-23 19:40:12,053 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 50 check-sat command(s) [2025-01-23 19:40:12,053 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:12,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 2070 conjuncts, 129 conjuncts are in the unsatisfiable core [2025-01-23 19:40:12,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:16,689 INFO L134 CoverageAnalysis]: Checked inductivity of 15193 backedges. 680 proven. 14513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:16,689 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 15193 backedges. 2135 proven. 682 refuted. 0 times theorem prover too weak. 12376 trivial. 0 not checked. [2025-01-23 19:40:17,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439919110] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:17,622 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:17,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 130, 35] total 168 [2025-01-23 19:40:17,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928234662] [2025-01-23 19:40:17,622 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:17,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 168 states [2025-01-23 19:40:17,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:17,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 168 interpolants. [2025-01-23 19:40:17,626 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1719, Invalid=26337, Unknown=0, NotChecked=0, Total=28056 [2025-01-23 19:40:17,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:17,626 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:17,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 168 states, 168 states have (on average 6.273809523809524) internal successors, (1054), 168 states have internal predecessors, (1054), 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) [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:40:17,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:17,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:40:17,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:17,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:40:17,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:40:17,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:40:17,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:40:17,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:40:17,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:40:17,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:40:17,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:40:38,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:40:38,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2025-01-23 19:40:39,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2025-01-23 19:40:39,157 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:40:39,157 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:39,157 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #2 [2025-01-23 19:40:39,157 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:40:39,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:40:39,157 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:39,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:40:39,157 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:39,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:40:39,157 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:39,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:40:39,157 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 756 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 759 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 762 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 765 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 768 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 771 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 774 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 777 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 780 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-01-23 19:40:39,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-01-23 19:40:39,159 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-01-23 19:40:39,159 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:39,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 800 [2025-01-23 19:40:39,159 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:39,159 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:40:39,159 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:39,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:39,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1042516591, now seen corresponding path program 22 times [2025-01-23 19:40:39,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:39,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051262360] [2025-01-23 19:40:39,159 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:40:39,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:39,174 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 803 statements into 2 equivalence classes. [2025-01-23 19:40:39,530 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 803 of 803 statements. [2025-01-23 19:40:39,531 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 19:40:39,531 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:21,251 INFO L134 CoverageAnalysis]: Checked inductivity of 15867 backedges. 287 proven. 2742 refuted. 0 times theorem prover too weak. 12838 trivial. 0 not checked. [2025-01-23 19:41:21,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:41:21,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051262360] [2025-01-23 19:41:21,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051262360] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:41:21,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [50776050] [2025-01-23 19:41:21,251 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:41:21,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:41:21,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:41:21,253 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:41:21,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-01-23 19:41:21,338 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 803 statements into 2 equivalence classes. [2025-01-23 19:41:21,508 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 803 of 803 statements. [2025-01-23 19:41:21,508 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 19:41:21,508 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:21,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 2116 conjuncts, 787 conjuncts are in the unsatisfiable core [2025-01-23 19:41:21,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:41:23,853 INFO L134 CoverageAnalysis]: Checked inductivity of 15867 backedges. 3 proven. 2937 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-01-23 19:41:23,853 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:41:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 15867 backedges. 0 proven. 2940 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-01-23 19:41:29,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [50776050] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:41:29,212 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:41:29,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 52, 52] total 137 [2025-01-23 19:41:29,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965659043] [2025-01-23 19:41:29,213 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:41:29,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 138 states [2025-01-23 19:41:29,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:41:29,215 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 138 interpolants. [2025-01-23 19:41:29,216 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2252, Invalid=16654, Unknown=0, NotChecked=0, Total=18906 [2025-01-23 19:41:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:29,216 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:41:29,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 138 states, 138 states have (on average 4.920289855072464) internal successors, (679), 137 states have internal predecessors, (679), 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) [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:41:29,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:41:29,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:32,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:41:32,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:41:32,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2025-01-23 19:41:33,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2025-01-23 19:41:33,114 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:41:33,114 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:41:33,114 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #3 [2025-01-23 19:41:33,114 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:41:33,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:41:33,114 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:33,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:41:33,114 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:33,114 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:41:33,115 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:33,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:41:33,115 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:33,115 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 765 [2025-01-23 19:41:33,115 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 768 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 771 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 774 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 777 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 780 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-01-23 19:41:33,116 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,116 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-01-23 19:41:33,117 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,117 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-01-23 19:41:33,117 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:33,117 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 809 [2025-01-23 19:41:33,117 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:33,117 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:41:33,117 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:41:33,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:41:33,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1076004793, now seen corresponding path program 23 times [2025-01-23 19:41:33,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:41:33,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573930717] [2025-01-23 19:41:33,118 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:41:33,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:41:33,133 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 812 statements into 51 equivalence classes. [2025-01-23 19:41:33,382 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 51 check-sat command(s) and asserted 812 of 812 statements. [2025-01-23 19:41:33,382 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 51 check-sat command(s) [2025-01-23 19:41:33,382 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:39,122 INFO L134 CoverageAnalysis]: Checked inductivity of 15982 backedges. 2428 proven. 627 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-01-23 19:41:39,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:41:39,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573930717] [2025-01-23 19:41:39,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573930717] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:41:39,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001503644] [2025-01-23 19:41:39,122 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:41:39,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:41:39,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:41:39,128 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:41:39,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2025-01-23 19:41:39,236 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 812 statements into 51 equivalence classes. [2025-01-23 19:41:39,577 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 51 check-sat command(s) and asserted 812 of 812 statements. [2025-01-23 19:41:39,577 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 51 check-sat command(s) [2025-01-23 19:41:39,577 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:39,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 2138 conjuncts, 134 conjuncts are in the unsatisfiable core [2025-01-23 19:41:39,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:41:45,478 INFO L134 CoverageAnalysis]: Checked inductivity of 15982 backedges. 795 proven. 15187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:41:45,478 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:41:46,594 INFO L134 CoverageAnalysis]: Checked inductivity of 15982 backedges. 2428 proven. 627 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-01-23 19:41:46,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1001503644] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:41:46,595 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:41:46,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 135, 38] total 170 [2025-01-23 19:41:46,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547741124] [2025-01-23 19:41:46,595 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:41:46,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 170 states [2025-01-23 19:41:46,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:41:46,597 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 170 interpolants. [2025-01-23 19:41:46,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1589, Invalid=27141, Unknown=0, NotChecked=0, Total=28730 [2025-01-23 19:41:46,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:46,599 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:41:46,600 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 170 states, 170 states have (on average 6.094117647058823) internal successors, (1036), 170 states have internal predecessors, (1036), 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) [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:41:46,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:42:09,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:42:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:42:09,206 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2025-01-23 19:42:09,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2025-01-23 19:42:09,396 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:42:09,396 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:42:09,396 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #4 [2025-01-23 19:42:09,396 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:42:09,396 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:42:09,396 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:09,396 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:42:09,396 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:09,396 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:42:09,396 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:09,396 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:42:09,396 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 777 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 780 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,397 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-01-23 19:42:09,397 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,398 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-01-23 19:42:09,398 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,398 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-01-23 19:42:09,398 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,398 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-01-23 19:42:09,398 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,398 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-01-23 19:42:09,398 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,398 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-01-23 19:42:09,398 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:09,398 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 824 [2025-01-23 19:42:09,398 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:09,398 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:42:09,398 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:42:09,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:42:09,398 INFO L85 PathProgramCache]: Analyzing trace with hash 183135429, now seen corresponding path program 24 times [2025-01-23 19:42:09,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:42:09,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496439364] [2025-01-23 19:42:09,399 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:42:09,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:42:09,415 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 827 statements into 52 equivalence classes. [2025-01-23 19:42:09,831 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 52 check-sat command(s) and asserted 827 of 827 statements. [2025-01-23 19:42:09,832 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 52 check-sat command(s) [2025-01-23 19:42:09,832 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:42,076 INFO L134 CoverageAnalysis]: Checked inductivity of 16631 backedges. 379 proven. 3138 refuted. 0 times theorem prover too weak. 13114 trivial. 0 not checked. [2025-01-23 19:42:42,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:42:42,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496439364] [2025-01-23 19:42:42,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496439364] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:42:42,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2094047320] [2025-01-23 19:42:42,076 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:42:42,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:42:42,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:42:42,078 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:42:42,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2025-01-23 19:42:42,194 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 827 statements into 52 equivalence classes. [2025-01-23 19:42:42,605 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 52 check-sat command(s) and asserted 827 of 827 statements. [2025-01-23 19:42:42,605 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 52 check-sat command(s) [2025-01-23 19:42:42,605 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:42,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 2176 conjuncts, 1077 conjuncts are in the unsatisfiable core [2025-01-23 19:42:42,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:42:44,514 INFO L134 CoverageAnalysis]: Checked inductivity of 16631 backedges. 0 proven. 3138 refuted. 0 times theorem prover too weak. 13493 trivial. 0 not checked. [2025-01-23 19:42:44,514 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:42:45,551 INFO L134 CoverageAnalysis]: Checked inductivity of 16631 backedges. 0 proven. 3138 refuted. 0 times theorem prover too weak. 13493 trivial. 0 not checked. [2025-01-23 19:42:45,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2094047320] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:42:45,551 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:42:45,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 36, 20] total 110 [2025-01-23 19:42:45,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932737014] [2025-01-23 19:42:45,551 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:42:45,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2025-01-23 19:42:45,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:42:45,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2025-01-23 19:42:45,555 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1842, Invalid=10368, Unknown=0, NotChecked=0, Total=12210 [2025-01-23 19:42:45,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:42:45,555 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:42:45,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 6.171171171171171) internal successors, (685), 110 states have internal predecessors, (685), 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) [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:45,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:42:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:42:47,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:42:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:42:47,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:42:47,801 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2025-01-23 19:42:47,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2025-01-23 19:42:47,991 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:42:47,991 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:42:47,992 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #5 [2025-01-23 19:42:47,992 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:42:47,992 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:42:47,992 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:47,992 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:42:47,992 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:47,992 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:42:47,992 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:47,992 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:42:47,992 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:47,992 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-01-23 19:42:47,992 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,992 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-01-23 19:42:47,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-01-23 19:42:47,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:47,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 833 [2025-01-23 19:42:47,994 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:47,994 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:42:47,994 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:42:47,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:42:47,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1370321527, now seen corresponding path program 25 times [2025-01-23 19:42:47,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:42:47,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685441898] [2025-01-23 19:42:47,994 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:42:47,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:42:48,010 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 836 statements into 1 equivalence classes. [2025-01-23 19:42:48,263 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 836 of 836 statements. [2025-01-23 19:42:48,263 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:42:48,263 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 16755 backedges. 2258 proven. 1570 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-01-23 19:42:54,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:42:54,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685441898] [2025-01-23 19:42:54,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685441898] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:42:54,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573646418] [2025-01-23 19:42:54,277 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:42:54,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:42:54,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:42:54,278 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:42:54,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2025-01-23 19:42:54,366 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 836 statements into 1 equivalence classes. [2025-01-23 19:42:54,507 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 836 of 836 statements. [2025-01-23 19:42:54,507 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:42:54,507 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:54,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 138 conjuncts are in the unsatisfiable core [2025-01-23 19:42:54,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:42:59,766 INFO L134 CoverageAnalysis]: Checked inductivity of 16755 backedges. 919 proven. 15836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:42:59,766 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:43:00,935 INFO L134 CoverageAnalysis]: Checked inductivity of 16755 backedges. 2286 proven. 979 refuted. 0 times theorem prover too weak. 13490 trivial. 0 not checked. [2025-01-23 19:43:00,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1573646418] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:43:00,935 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:43:00,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 139, 40] total 179 [2025-01-23 19:43:00,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503848987] [2025-01-23 19:43:00,935 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:43:00,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 179 states [2025-01-23 19:43:00,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:43:00,938 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 179 interpolants. [2025-01-23 19:43:00,940 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1732, Invalid=30130, Unknown=0, NotChecked=0, Total=31862 [2025-01-23 19:43:00,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:43:00,940 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:43:00,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 179 states, 179 states have (on average 6.150837988826815) internal successors, (1101), 179 states have internal predecessors, (1101), 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) [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:43:00,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:43:26,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:43:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:43:26,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:43:26,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2025-01-23 19:43:26,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2025-01-23 19:43:26,834 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:43:26,834 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:43:26,835 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #6 [2025-01-23 19:43:26,835 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:43:26,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:43:26,835 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:43:26,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:43:26,835 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:43:26,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:43:26,835 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:43:26,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:43:26,835 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:43:26,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-01-23 19:43:26,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-01-23 19:43:26,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,837 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-01-23 19:43:26,837 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:26,837 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 848 [2025-01-23 19:43:26,837 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:43:26,837 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:43:26,837 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:43:26,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:43:26,837 INFO L85 PathProgramCache]: Analyzing trace with hash 1602239815, now seen corresponding path program 26 times [2025-01-23 19:43:26,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:43:26,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219003048] [2025-01-23 19:43:26,837 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:43:26,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:43:26,854 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 851 statements into 2 equivalence classes. [2025-01-23 19:43:27,267 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 851 of 851 statements. [2025-01-23 19:43:27,267 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:43:27,267 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:44:17,124 INFO L134 CoverageAnalysis]: Checked inductivity of 17419 backedges. 0 proven. 3351 refuted. 0 times theorem prover too weak. 14068 trivial. 0 not checked. [2025-01-23 19:44:17,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:44:17,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219003048] [2025-01-23 19:44:17,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219003048] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:44:17,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904921074] [2025-01-23 19:44:17,124 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:44:17,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:44:17,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:44:17,126 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:44:17,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2025-01-23 19:44:17,217 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 851 statements into 2 equivalence classes. [2025-01-23 19:44:17,389 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 851 of 851 statements. [2025-01-23 19:44:17,389 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:44:17,389 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:44:17,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 2236 conjuncts, 833 conjuncts are in the unsatisfiable core [2025-01-23 19:44:17,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:44:19,686 INFO L134 CoverageAnalysis]: Checked inductivity of 17419 backedges. 617 proven. 2926 refuted. 0 times theorem prover too weak. 13876 trivial. 0 not checked. [2025-01-23 19:44:19,686 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:44:25,002 INFO L134 CoverageAnalysis]: Checked inductivity of 17419 backedges. 537 proven. 3006 refuted. 0 times theorem prover too weak. 13876 trivial. 0 not checked. [2025-01-23 19:44:25,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904921074] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:44:25,002 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:44:25,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 42, 43] total 119 [2025-01-23 19:44:25,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356359056] [2025-01-23 19:44:25,002 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:44:25,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 120 states [2025-01-23 19:44:25,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:44:25,004 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 120 interpolants. [2025-01-23 19:44:25,004 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3083, Invalid=11197, Unknown=0, NotChecked=0, Total=14280 [2025-01-23 19:44:25,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:44:25,005 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:44:25,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 120 states, 120 states have (on average 6.05) internal successors, (726), 119 states have internal predecessors, (726), 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) [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:44:25,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:44:26,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:44:26,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:44:26,628 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2025-01-23 19:44:26,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2025-01-23 19:44:26,818 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:44:26,818 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:44:26,819 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #7 [2025-01-23 19:44:26,819 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:44:26,819 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:44:26,819 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:44:26,819 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:44:26,819 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:44:26,819 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:44:26,819 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:44:26,819 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:44:26,819 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:44:26,819 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-01-23 19:44:26,819 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-01-23 19:44:26,820 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:26,820 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 857 [2025-01-23 19:44:26,820 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:44:26,820 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:44:26,820 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:44:26,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:44:26,821 INFO L85 PathProgramCache]: Analyzing trace with hash -481282207, now seen corresponding path program 27 times [2025-01-23 19:44:26,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:44:26,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720397154] [2025-01-23 19:44:26,821 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:44:26,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:44:26,837 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 860 statements into 53 equivalence classes. [2025-01-23 19:44:27,577 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 53 check-sat command(s) and asserted 860 of 860 statements. [2025-01-23 19:44:27,577 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 53 check-sat command(s) [2025-01-23 19:44:27,577 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:44:34,014 INFO L134 CoverageAnalysis]: Checked inductivity of 17552 backedges. 2569 proven. 1493 refuted. 0 times theorem prover too weak. 13490 trivial. 0 not checked. [2025-01-23 19:44:34,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:44:34,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720397154] [2025-01-23 19:44:34,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720397154] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:44:34,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [597221520] [2025-01-23 19:44:34,014 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:44:34,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:44:34,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:44:34,016 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:44:34,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2025-01-23 19:44:34,107 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 860 statements into 53 equivalence classes. [2025-01-23 19:44:34,525 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 53 check-sat command(s) and asserted 860 of 860 statements. [2025-01-23 19:44:34,525 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 53 check-sat command(s) [2025-01-23 19:44:34,525 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:44:34,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 2258 conjuncts, 142 conjuncts are in the unsatisfiable core [2025-01-23 19:44:34,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:44:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 17552 backedges. 1052 proven. 16500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:44:40,144 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:44:41,355 INFO L134 CoverageAnalysis]: Checked inductivity of 17552 backedges. 2600 proven. 887 refuted. 0 times theorem prover too weak. 14065 trivial. 0 not checked. [2025-01-23 19:44:41,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [597221520] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:44:41,355 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:44:41,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 143, 42] total 185 [2025-01-23 19:44:41,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497825871] [2025-01-23 19:44:41,355 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:44:41,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 185 states [2025-01-23 19:44:41,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:44:41,357 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants. [2025-01-23 19:44:41,359 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1864, Invalid=32176, Unknown=0, NotChecked=0, Total=34040 [2025-01-23 19:44:41,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:44:41,359 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:44:41,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 185 states, 185 states have (on average 6.113513513513514) internal successors, (1131), 185 states have internal predecessors, (1131), 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) [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:44:41,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:44:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:45:07,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:45:07,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:45:07,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-23 19:45:07,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2025-01-23 19:45:08,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2025-01-23 19:45:08,091 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:45:08,091 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:45:08,092 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #8 [2025-01-23 19:45:08,092 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:45:08,092 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:45:08,092 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:45:08,092 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:45:08,092 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-01-23 19:45:08,092 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-01-23 19:45:08,092 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-01-23 19:45:08,092 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-01-23 19:45:08,092 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-01-23 19:45:08,092 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-01-23 19:45:08,092 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-01-23 19:45:08,092 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-01-23 19:45:08,092 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,092 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-01-23 19:45:08,092 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-01-23 19:45:08,093 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-01-23 19:45:08,093 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-01-23 19:45:08,093 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-01-23 19:45:08,093 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 858 [2025-01-23 19:45:08,093 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 861 [2025-01-23 19:45:08,093 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 864 [2025-01-23 19:45:08,093 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 867 [2025-01-23 19:45:08,093 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 870 [2025-01-23 19:45:08,093 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:45:08,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 872 [2025-01-23 19:45:08,093 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:45:08,093 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:45:08,093 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:45:08,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:45:08,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1665666019, now seen corresponding path program 28 times [2025-01-23 19:45:08,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:45:08,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417751733] [2025-01-23 19:45:08,093 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:45:08,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:45:08,109 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 875 statements into 2 equivalence classes. [2025-01-23 19:45:08,547 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 875 of 875 statements. [2025-01-23 19:45:08,547 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 19:45:08,547 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:46:01,965 INFO L134 CoverageAnalysis]: Checked inductivity of 18231 backedges. 425 proven. 3249 refuted. 0 times theorem prover too weak. 14557 trivial. 0 not checked. [2025-01-23 19:46:01,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:46:01,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417751733] [2025-01-23 19:46:01,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417751733] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:46:01,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911695207] [2025-01-23 19:46:01,966 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:46:01,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:46:01,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:46:01,967 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:46:01,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2025-01-23 19:46:02,059 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 875 statements into 2 equivalence classes. [2025-01-23 19:46:02,253 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 875 of 875 statements. [2025-01-23 19:46:02,253 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 19:46:02,253 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:46:02,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 2296 conjuncts, 859 conjuncts are in the unsatisfiable core [2025-01-23 19:46:02,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:46:04,892 INFO L134 CoverageAnalysis]: Checked inductivity of 18231 backedges. 3 proven. 3576 refuted. 0 times theorem prover too weak. 14652 trivial. 0 not checked. [2025-01-23 19:46:04,892 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:46:11,108 INFO L134 CoverageAnalysis]: Checked inductivity of 18231 backedges. 0 proven. 3579 refuted. 0 times theorem prover too weak. 14652 trivial. 0 not checked. [2025-01-23 19:46:11,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911695207] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:46:11,108 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:46:11,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 61, 61] total 161 [2025-01-23 19:46:11,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923604875] [2025-01-23 19:46:11,109 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:46:11,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 162 states [2025-01-23 19:46:11,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:46:11,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 162 interpolants. [2025-01-23 19:46:11,111 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3038, Invalid=23044, Unknown=0, NotChecked=0, Total=26082 [2025-01-23 19:46:11,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:46:11,111 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:46:11,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 162 states, 162 states have (on average 4.8580246913580245) internal successors, (787), 161 states have internal predecessors, (787), 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) [2025-01-23 19:46:11,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:11,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:11,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:46:11,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-23 19:46:11,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-23 19:46:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:46:15,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2025-01-23 19:46:16,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,29 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:46:16,178 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:46:16,178 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:46:16,178 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #9 [2025-01-23 19:46:16,178 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:46:16,178 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:46:16,178 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:46:16,178 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:46:16,178 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:46:16,178 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:46:16,178 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:46:16,179 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 858 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 861 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 864 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 867 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 870 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 873 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 876 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 879 [2025-01-23 19:46:16,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:16,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 881 [2025-01-23 19:46:16,179 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:46:16,180 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:46:16,180 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:46:16,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:46:16,180 INFO L85 PathProgramCache]: Analyzing trace with hash 461622943, now seen corresponding path program 29 times [2025-01-23 19:46:16,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:46:16,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714790666] [2025-01-23 19:46:16,180 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:46:16,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:46:16,196 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 884 statements into 54 equivalence classes. [2025-01-23 19:46:16,472 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 54 check-sat command(s) and asserted 884 of 884 statements. [2025-01-23 19:46:16,472 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 54 check-sat command(s) [2025-01-23 19:46:16,472 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:46:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 18373 backedges. 2773 proven. 948 refuted. 0 times theorem prover too weak. 14652 trivial. 0 not checked. [2025-01-23 19:46:23,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:46:23,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714790666] [2025-01-23 19:46:23,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714790666] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:46:23,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1771891974] [2025-01-23 19:46:23,351 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:46:23,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:46:23,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:46:23,352 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:46:23,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2025-01-23 19:46:23,445 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 884 statements into 54 equivalence classes. [2025-01-23 19:46:23,704 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 54 check-sat command(s) and asserted 884 of 884 statements. [2025-01-23 19:46:23,704 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 54 check-sat command(s) [2025-01-23 19:46:23,704 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:46:23,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 2318 conjuncts, 146 conjuncts are in the unsatisfiable core [2025-01-23 19:46:23,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:46:29,548 INFO L134 CoverageAnalysis]: Checked inductivity of 18373 backedges. 1194 proven. 17179 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:46:29,548 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:46:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 18373 backedges. 2929 proven. 792 refuted. 0 times theorem prover too weak. 14652 trivial. 0 not checked. [2025-01-23 19:46:31,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1771891974] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:46:31,186 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:46:31,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 147, 44] total 210 [2025-01-23 19:46:31,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552025958] [2025-01-23 19:46:31,186 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:46:31,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 210 states [2025-01-23 19:46:31,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:46:31,189 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 210 interpolants. [2025-01-23 19:46:31,194 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2239, Invalid=41651, Unknown=0, NotChecked=0, Total=43890 [2025-01-23 19:46:31,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:46:31,194 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:46:31,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 210 states, 210 states have (on average 6.414285714285715) internal successors, (1347), 210 states have internal predecessors, (1347), 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) [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:46:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:46:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:47:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:47:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:47:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:47:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:47:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-23 19:47:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:47:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 636 states. [2025-01-23 19:47:18,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2025-01-23 19:47:18,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2025-01-23 19:47:18,672 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:47:18,672 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:47:18,673 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #10 [2025-01-23 19:47:18,673 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:47:18,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:47:18,673 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:47:18,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:47:18,673 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:47:18,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:47:18,673 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:47:18,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:47:18,673 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:47:18,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-01-23 19:47:18,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-01-23 19:47:18,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-01-23 19:47:18,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-01-23 19:47:18,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-01-23 19:47:18,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 858 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 861 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 864 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 867 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 870 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 873 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 876 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 879 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 882 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 885 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 888 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 891 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 894 [2025-01-23 19:47:18,674 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:18,674 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 896 [2025-01-23 19:47:18,674 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:47:18,674 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:47:18,674 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:47:18,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:47:18,675 INFO L85 PathProgramCache]: Analyzing trace with hash -706230241, now seen corresponding path program 30 times [2025-01-23 19:47:18,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:47:18,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115782783] [2025-01-23 19:47:18,675 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:47:18,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:47:18,692 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 899 statements into 55 equivalence classes. [2025-01-23 19:47:19,154 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 55 check-sat command(s) and asserted 899 of 899 statements. [2025-01-23 19:47:19,154 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 55 check-sat command(s) [2025-01-23 19:47:19,154 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:47:58,763 INFO L134 CoverageAnalysis]: Checked inductivity of 19067 backedges. 535 proven. 3681 refuted. 0 times theorem prover too weak. 14851 trivial. 0 not checked. [2025-01-23 19:47:58,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:47:58,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115782783] [2025-01-23 19:47:58,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115782783] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:47:58,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1915348118] [2025-01-23 19:47:58,763 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:47:58,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:47:58,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:47:58,765 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:47:58,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2025-01-23 19:47:58,859 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 899 statements into 55 equivalence classes. [2025-01-23 19:47:59,237 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 55 check-sat command(s) and asserted 899 of 899 statements. [2025-01-23 19:47:59,237 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 55 check-sat command(s) [2025-01-23 19:47:59,237 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:47:59,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 2356 conjuncts, 1173 conjuncts are in the unsatisfiable core [2025-01-23 19:47:59,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:48:01,146 INFO L134 CoverageAnalysis]: Checked inductivity of 19067 backedges. 0 proven. 3813 refuted. 0 times theorem prover too weak. 15254 trivial. 0 not checked. [2025-01-23 19:48:01,146 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:48:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 19067 backedges. 0 proven. 3813 refuted. 0 times theorem prover too weak. 15254 trivial. 0 not checked. [2025-01-23 19:48:02,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1915348118] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:48:02,346 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:48:02,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 42, 23] total 128 [2025-01-23 19:48:02,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726781919] [2025-01-23 19:48:02,346 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:48:02,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 129 states [2025-01-23 19:48:02,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:48:02,348 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 129 interpolants. [2025-01-23 19:48:02,350 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2463, Invalid=14049, Unknown=0, NotChecked=0, Total=16512 [2025-01-23 19:48:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:48:02,350 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:48:02,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 129 states, 129 states have (on average 6.147286821705427) internal successors, (793), 128 states have internal predecessors, (793), 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) [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:48:02,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 636 states. [2025-01-23 19:48:02,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:48:05,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:48:05,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:48:05,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:05,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:48:05,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:05,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-23 19:48:05,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:48:05,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 636 states. [2025-01-23 19:48:05,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2025-01-23 19:48:05,231 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2025-01-23 19:48:05,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,31 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:48:05,421 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:48:05,421 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:48:05,422 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #11 [2025-01-23 19:48:05,422 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:48:05,422 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:48:05,422 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:48:05,422 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:48:05,422 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-01-23 19:48:05,422 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-01-23 19:48:05,422 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-01-23 19:48:05,422 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 858 [2025-01-23 19:48:05,422 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 861 [2025-01-23 19:48:05,422 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 864 [2025-01-23 19:48:05,422 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 867 [2025-01-23 19:48:05,422 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 870 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 873 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 876 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 879 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 882 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 885 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 888 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 891 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 894 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 897 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 900 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 903 [2025-01-23 19:48:05,423 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:05,423 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 905 [2025-01-23 19:48:05,423 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:05,423 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:48:05,423 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:48:05,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:48:05,423 INFO L85 PathProgramCache]: Analyzing trace with hash 306474761, now seen corresponding path program 31 times [2025-01-23 19:48:05,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:48:05,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901749754] [2025-01-23 19:48:05,424 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:48:05,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:48:05,439 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 908 statements into 1 equivalence classes. [2025-01-23 19:48:05,742 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 908 of 908 statements. [2025-01-23 19:48:05,742 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:48:05,742 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:48:13,036 INFO L134 CoverageAnalysis]: Checked inductivity of 19218 backedges. 2768 proven. 1798 refuted. 0 times theorem prover too weak. 14652 trivial. 0 not checked. [2025-01-23 19:48:13,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:48:13,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901749754] [2025-01-23 19:48:13,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901749754] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:48:13,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1680251928] [2025-01-23 19:48:13,036 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:48:13,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:48:13,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:48:13,038 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 19:48:13,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2025-01-23 19:48:13,132 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 908 statements into 1 equivalence classes. [2025-01-23 19:48:13,282 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 908 of 908 statements. [2025-01-23 19:48:13,283 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:48:13,283 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:48:13,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 2378 conjuncts, 150 conjuncts are in the unsatisfiable core [2025-01-23 19:48:13,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:48:19,323 INFO L134 CoverageAnalysis]: Checked inductivity of 19218 backedges. 1345 proven. 17873 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:48:19,323 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:48:20,640 INFO L134 CoverageAnalysis]: Checked inductivity of 19218 backedges. 2796 proven. 1171 refuted. 0 times theorem prover too weak. 15251 trivial. 0 not checked. [2025-01-23 19:48:20,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1680251928] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:48:20,640 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:48:20,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 151, 46] total 197 [2025-01-23 19:48:20,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116855078] [2025-01-23 19:48:20,640 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:48:20,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 197 states [2025-01-23 19:48:20,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:48:20,642 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 197 interpolants. [2025-01-23 19:48:20,646 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2146, Invalid=36466, Unknown=0, NotChecked=0, Total=38612 [2025-01-23 19:48:20,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:48:20,646 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:48:20,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 197 states, 197 states have (on average 6.137055837563452) internal successors, (1209), 197 states have internal predecessors, (1209), 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) [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 636 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2025-01-23 19:48:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:48:48,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 636 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2025-01-23 19:48:48,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 272 states. [2025-01-23 19:48:48,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2025-01-23 19:48:48,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,32 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:48:48,925 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-01-23 19:48:48,925 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:48:48,925 INFO L139 ounterexampleChecker]: Examining path program with hash 368250312, occurence #12 [2025-01-23 19:48:48,925 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:48:48,925 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:48:48,925 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:48,925 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:48:48,925 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:48,925 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:48:48,925 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:48,925 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:48:48,925 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 861 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 864 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 867 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 870 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 873 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 876 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 879 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 882 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 885 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 888 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 891 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 894 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 897 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 900 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 903 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 906 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 909 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 912 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 915 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 918 [2025-01-23 19:48:48,926 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:48,926 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 920 [2025-01-23 19:48:48,926 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:48,926 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:48:48,926 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:48:48,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:48:48,927 INFO L85 PathProgramCache]: Analyzing trace with hash 914486133, now seen corresponding path program 32 times [2025-01-23 19:48:48,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:48:48,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758599608] [2025-01-23 19:48:48,927 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:48:48,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:48:48,944 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 923 statements into 2 equivalence classes. [2025-01-23 19:48:49,422 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 923 of 923 statements. [2025-01-23 19:48:49,423 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:48:49,423 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat Killed by 15