./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-difference-det.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-difference-det.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 74892b4fb04a6fe0e809c110df08d9da57c5c90ea65da5b04a32432686fc90f8 --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 19:40:02,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-23 19:40:02,478 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2025-01-23 19:40:02,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-23 19:40:02,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-23 19:40:02,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-23 19:40:02,517 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-23 19:40:02,517 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-23 19:40:02,517 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-23 19:40:02,518 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-23 19:40:02,519 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-23 19:40:02,519 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-23 19:40:02,519 INFO L153 SettingsManager]: * Use SBE=true [2025-01-23 19:40:02,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-23 19:40:02,519 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-23 19:40:02,519 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-23 19:40:02,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-23 19:40:02,519 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-23 19:40:02,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-23 19:40:02,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-23 19:40:02,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-23 19:40:02,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-23 19:40:02,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-23 19:40:02,520 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-23 19:40:02,520 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-23 19:40:02,521 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-23 19:40:02,521 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-23 19:40:02,521 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-23 19:40:02,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-23 19:40:02,521 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-23 19:40:02,521 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-23 19:40:02,521 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-23 19:40:02,521 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-23 19:40:02,521 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 -> 74892b4fb04a6fe0e809c110df08d9da57c5c90ea65da5b04a32432686fc90f8 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 19:40:02,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-23 19:40:02,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-23 19:40:02,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-23 19:40:02,812 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-23 19:40:02,812 INFO L274 PluginConnector]: CDTParser initialized [2025-01-23 19:40:02,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-difference-det.wvr.c [2025-01-23 19:40:04,063 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/ab486f2d8/2f443cc36026461c944a18f5af6952ae/FLAG88fdb07aa [2025-01-23 19:40:04,276 INFO L384 CDTParser]: Found 1 translation units. [2025-01-23 19:40:04,276 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-difference-det.wvr.c [2025-01-23 19:40:04,282 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/ab486f2d8/2f443cc36026461c944a18f5af6952ae/FLAG88fdb07aa [2025-01-23 19:40:04,295 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/ab486f2d8/2f443cc36026461c944a18f5af6952ae [2025-01-23 19:40:04,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-23 19:40:04,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-23 19:40:04,301 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-23 19:40:04,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-23 19:40:04,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-23 19:40:04,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d7a490a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04, skipping insertion in model container [2025-01-23 19:40:04,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,322 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-23 19:40:04,475 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-difference-det.wvr.c[2247,2260] [2025-01-23 19:40:04,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-23 19:40:04,488 INFO L200 MainTranslator]: Completed pre-run [2025-01-23 19:40:04,556 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-difference-det.wvr.c[2247,2260] [2025-01-23 19:40:04,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-23 19:40:04,572 INFO L204 MainTranslator]: Completed translation [2025-01-23 19:40:04,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04 WrapperNode [2025-01-23 19:40:04,574 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-23 19:40:04,574 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-23 19:40:04,575 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-23 19:40:04,575 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-23 19:40:04,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,605 INFO L138 Inliner]: procedures = 20, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 93 [2025-01-23 19:40:04,605 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-23 19:40:04,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-23 19:40:04,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-23 19:40:04,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-23 19:40:04,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,618 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,619 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-23 19:40:04,625 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-23 19:40:04,625 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-23 19:40:04,625 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-23 19:40:04,626 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (1/1) ... [2025-01-23 19:40:04,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-23 19:40:04,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:04,659 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 19:40:04,661 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 19:40:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-23 19:40:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-01-23 19:40:04,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-01-23 19:40:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-01-23 19:40:04,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-01-23 19:40:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-01-23 19:40:04,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-01-23 19:40:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2025-01-23 19:40:04,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2025-01-23 19:40:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-01-23 19:40:04,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-23 19:40:04,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-23 19:40:04,682 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 19:40:04,764 INFO L234 CfgBuilder]: Building ICFG [2025-01-23 19:40:04,766 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-23 19:40:04,951 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-23 19:40:04,951 INFO L283 CfgBuilder]: Performing block encoding [2025-01-23 19:40:05,096 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-23 19:40:05,098 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-23 19:40:05,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 07:40:05 BoogieIcfgContainer [2025-01-23 19:40:05,098 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-23 19:40:05,101 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-23 19:40:05,101 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-23 19:40:05,105 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-23 19:40:05,106 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.01 07:40:04" (1/3) ... [2025-01-23 19:40:05,106 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c2b9b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 07:40:05, skipping insertion in model container [2025-01-23 19:40:05,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 07:40:04" (2/3) ... [2025-01-23 19:40:05,108 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c2b9b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 07:40:05, skipping insertion in model container [2025-01-23 19:40:05,108 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 07:40:05" (3/3) ... [2025-01-23 19:40:05,110 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-difference-det.wvr.c [2025-01-23 19:40:05,121 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-23 19:40:05,122 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-difference-det.wvr.c that has 5 procedures, 37 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2025-01-23 19:40:05,123 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-23 19:40:05,185 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-01-23 19:40:05,226 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-23 19:40:05,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-23 19:40:05,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:05,231 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 19:40:05,233 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 19:40:05,298 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-23 19:40:05,311 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-01-23 19:40:05,322 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;@3ba8374b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-23 19:40:05,323 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2025-01-23 19:40:05,823 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 19:40:05,824 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:05,827 INFO L139 ounterexampleChecker]: Examining path program with hash 70525058, occurence #1 [2025-01-23 19:40:05,827 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:05,827 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:05,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:05,832 INFO L85 PathProgramCache]: Analyzing trace with hash -420855254, now seen corresponding path program 1 times [2025-01-23 19:40:05,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:05,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632389324] [2025-01-23 19:40:05,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 19:40:05,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:05,902 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-01-23 19:40:05,946 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-01-23 19:40:05,946 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:40:05,946 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:06,241 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 19:40:06,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:06,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632389324] [2025-01-23 19:40:06,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632389324] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 19:40:06,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 19:40:06,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-01-23 19:40:06,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466211739] [2025-01-23 19:40:06,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:40:06,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-23 19:40:06,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:06,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-23 19:40:06,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2025-01-23 19:40:06,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:06,267 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:06,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 7 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 19:40:06,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:06,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:06,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-23 19:40:06,449 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 19:40:06,449 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:06,449 INFO L139 ounterexampleChecker]: Examining path program with hash -1787963901, occurence #1 [2025-01-23 19:40:06,449 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:06,450 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:06,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:06,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1045037408, now seen corresponding path program 2 times [2025-01-23 19:40:06,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:06,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115576509] [2025-01-23 19:40:06,451 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:40:06,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:06,466 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 38 statements into 2 equivalence classes. [2025-01-23 19:40:06,490 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 38 of 38 statements. [2025-01-23 19:40:06,491 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:40:06,491 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:06,690 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 19:40:06,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:06,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115576509] [2025-01-23 19:40:06,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115576509] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:06,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085175645] [2025-01-23 19:40:06,691 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:40:06,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:06,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:06,717 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 19:40:06,730 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 19:40:06,780 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 38 statements into 2 equivalence classes. [2025-01-23 19:40:06,813 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 38 of 38 statements. [2025-01-23 19:40:06,814 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:40:06,814 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:06,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-23 19:40:06,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:07,021 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 19:40:07,022 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:07,114 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 19:40:07,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1085175645] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:07,114 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:07,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 6] total 15 [2025-01-23 19:40:07,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819563681] [2025-01-23 19:40:07,115 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:07,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-01-23 19:40:07,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:07,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-01-23 19:40:07,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2025-01-23 19:40:07,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:07,117 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:07,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.866666666666666) internal successors, (73), 15 states have internal predecessors, (73), 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 19:40:07,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:07,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:07,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:07,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 19:40:07,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-23 19:40:07,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:07,774 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 19:40:07,775 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:07,775 INFO L139 ounterexampleChecker]: Examining path program with hash -1769414363, occurence #1 [2025-01-23 19:40:07,775 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:07,775 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:07,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:07,776 INFO L85 PathProgramCache]: Analyzing trace with hash -940382060, now seen corresponding path program 3 times [2025-01-23 19:40:07,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:07,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830043753] [2025-01-23 19:40:07,777 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:40:07,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:07,785 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 41 statements into 3 equivalence classes. [2025-01-23 19:40:07,807 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 41 of 41 statements. [2025-01-23 19:40:07,807 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-23 19:40:07,807 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:08,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-23 19:40:08,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:08,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830043753] [2025-01-23 19:40:08,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830043753] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 19:40:08,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 19:40:08,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-23 19:40:08,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243519398] [2025-01-23 19:40:08,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:40:08,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-23 19:40:08,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:08,112 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-23 19:40:08,112 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-01-23 19:40:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:08,113 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:08,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 19:40:08,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:08,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-23 19:40:08,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:08,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:08,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 19:40:08,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:08,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-23 19:40:08,187 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 19:40:08,187 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:08,187 INFO L139 ounterexampleChecker]: Examining path program with hash -63708221, occurence #1 [2025-01-23 19:40:08,187 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:08,187 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:08,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:08,188 INFO L85 PathProgramCache]: Analyzing trace with hash 1037276960, now seen corresponding path program 4 times [2025-01-23 19:40:08,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:08,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815308131] [2025-01-23 19:40:08,188 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:40:08,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:08,198 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 44 statements into 2 equivalence classes. [2025-01-23 19:40:08,208 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 43 of 44 statements. [2025-01-23 19:40:08,208 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:40:08,208 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:08,310 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-01-23 19:40:08,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:08,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815308131] [2025-01-23 19:40:08,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815308131] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 19:40:08,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 19:40:08,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-23 19:40:08,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639168132] [2025-01-23 19:40:08,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:40:08,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-23 19:40:08,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:08,311 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-23 19:40:08,311 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-01-23 19:40:08,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:08,311 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:08,312 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 19:40:08,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:08,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-23 19:40:08,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:08,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:08,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:08,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 19:40:08,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:08,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:08,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-23 19:40:08,487 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 19:40:08,487 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:08,488 INFO L139 ounterexampleChecker]: Examining path program with hash 276551621, occurence #1 [2025-01-23 19:40:08,488 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:08,488 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:08,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:08,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1432328824, now seen corresponding path program 1 times [2025-01-23 19:40:08,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:08,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471891640] [2025-01-23 19:40:08,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 19:40:08,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:08,498 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-01-23 19:40:08,506 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-01-23 19:40:08,506 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:40:08,506 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:08,572 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-23 19:40:08,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:08,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471891640] [2025-01-23 19:40:08,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471891640] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 19:40:08,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 19:40:08,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-23 19:40:08,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534688739] [2025-01-23 19:40:08,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:40:08,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-23 19:40:08,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:08,574 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-23 19:40:08,574 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-01-23 19:40:08,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:08,575 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:08,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 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 19:40:08,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:08,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-23 19:40:08,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:08,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:08,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:08,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:08,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:08,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:08,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:08,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:08,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-23 19:40:08,804 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 19:40:08,804 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:08,804 INFO L139 ounterexampleChecker]: Examining path program with hash 1519972679, occurence #1 [2025-01-23 19:40:08,804 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:08,804 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:08,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:08,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1582015030, now seen corresponding path program 1 times [2025-01-23 19:40:08,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:08,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780089194] [2025-01-23 19:40:08,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 19:40:08,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:08,812 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-01-23 19:40:08,822 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-01-23 19:40:08,822 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:40:08,822 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-01-23 19:40:08,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:08,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780089194] [2025-01-23 19:40:08,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780089194] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 19:40:08,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 19:40:08,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-23 19:40:08,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500318289] [2025-01-23 19:40:08,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:40:08,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-23 19:40:08,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:08,896 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-23 19:40:08,896 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-01-23 19:40:08,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:08,896 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:08,896 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 19:40:08,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:08,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:08,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:08,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:08,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:08,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:09,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:09,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:09,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:09,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:09,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:09,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:09,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-23 19:40:09,008 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 19:40:09,008 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:09,008 INFO L139 ounterexampleChecker]: Examining path program with hash -1591919212, occurence #1 [2025-01-23 19:40:09,008 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:09,008 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:09,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:09,008 INFO L85 PathProgramCache]: Analyzing trace with hash -1549222314, now seen corresponding path program 1 times [2025-01-23 19:40:09,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:09,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024327054] [2025-01-23 19:40:09,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 19:40:09,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:09,017 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 47 statements into 1 equivalence classes. [2025-01-23 19:40:09,027 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 47 of 47 statements. [2025-01-23 19:40:09,027 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:40:09,027 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:09,276 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-23 19:40:09,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:09,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024327054] [2025-01-23 19:40:09,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024327054] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:09,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [42557684] [2025-01-23 19:40:09,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 19:40:09,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:09,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:09,279 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 19:40:09,282 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 19:40:09,325 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 47 statements into 1 equivalence classes. [2025-01-23 19:40:09,349 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 47 of 47 statements. [2025-01-23 19:40:09,350 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:40:09,350 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:09,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 33 conjuncts are in the unsatisfiable core [2025-01-23 19:40:09,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:09,613 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:09,614 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:09,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-23 19:40:09,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [42557684] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:09,972 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:09,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12, 9] total 23 [2025-01-23 19:40:09,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924530630] [2025-01-23 19:40:09,972 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:09,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2025-01-23 19:40:09,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:09,973 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2025-01-23 19:40:09,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=438, Unknown=0, NotChecked=0, Total=552 [2025-01-23 19:40:09,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:09,974 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:09,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.583333333333333) internal successors, (110), 23 states have internal predecessors, (110), 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 19:40:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:09,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:09,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:09,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:10,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-01-23 19:40:10,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:10,653 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 19:40:10,653 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:10,653 INFO L139 ounterexampleChecker]: Examining path program with hash -232118275, occurence #1 [2025-01-23 19:40:10,653 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:10,653 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:10,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:10,654 INFO L85 PathProgramCache]: Analyzing trace with hash -596505678, now seen corresponding path program 2 times [2025-01-23 19:40:10,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:10,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009235307] [2025-01-23 19:40:10,654 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:40:10,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:10,664 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 50 statements into 2 equivalence classes. [2025-01-23 19:40:10,672 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 50 of 50 statements. [2025-01-23 19:40:10,672 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:40:10,672 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:10,760 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:10,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:10,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009235307] [2025-01-23 19:40:10,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009235307] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:10,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300313012] [2025-01-23 19:40:10,761 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:40:10,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:10,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:10,763 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 19:40:10,766 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 19:40:10,813 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 50 statements into 2 equivalence classes. [2025-01-23 19:40:10,836 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 50 of 50 statements. [2025-01-23 19:40:10,837 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:40:10,837 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:10,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-23 19:40:10,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:10,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:10,964 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:11,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-01-23 19:40:11,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300313012] provided 1 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:11,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-01-23 19:40:11,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 7] total 13 [2025-01-23 19:40:11,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339999408] [2025-01-23 19:40:11,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:40:11,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-23 19:40:11,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:11,027 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-23 19:40:11,028 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2025-01-23 19:40:11,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:11,028 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:11,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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 19:40:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:11,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:11,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:11,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:11,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:11,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:11,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:11,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:11,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:11,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-01-23 19:40:11,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:11,502 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 19:40:11,502 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:11,502 INFO L139 ounterexampleChecker]: Examining path program with hash 1393475426, occurence #1 [2025-01-23 19:40:11,502 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:11,502 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:11,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:11,503 INFO L85 PathProgramCache]: Analyzing trace with hash -823272076, now seen corresponding path program 3 times [2025-01-23 19:40:11,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:11,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869616854] [2025-01-23 19:40:11,503 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:40:11,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:11,508 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 50 statements into 2 equivalence classes. [2025-01-23 19:40:11,514 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 50 of 50 statements. [2025-01-23 19:40:11,514 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-01-23 19:40:11,515 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:11,587 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:11,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:11,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869616854] [2025-01-23 19:40:11,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869616854] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:11,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [285397453] [2025-01-23 19:40:11,588 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:40:11,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:11,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:11,590 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 19:40:11,592 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 19:40:11,641 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 50 statements into 2 equivalence classes. [2025-01-23 19:40:11,665 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 50 of 50 statements. [2025-01-23 19:40:11,665 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-01-23 19:40:11,665 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:11,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-23 19:40:11,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:11,800 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:11,800 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:11,870 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-01-23 19:40:11,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [285397453] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:11,870 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:11,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 6] total 13 [2025-01-23 19:40:11,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431600581] [2025-01-23 19:40:11,870 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:11,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-01-23 19:40:11,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:11,871 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-23 19:40:11,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2025-01-23 19:40:11,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:11,871 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:11,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.0) internal successors, (91), 13 states have internal predecessors, (91), 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 19:40:11,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:11,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:11,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:11,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:11,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:11,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:11,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:11,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:11,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:12,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:12,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-01-23 19:40:12,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:12,458 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 19:40:12,458 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:12,458 INFO L139 ounterexampleChecker]: Examining path program with hash -473273827, occurence #1 [2025-01-23 19:40:12,458 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:12,458 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:12,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:12,459 INFO L85 PathProgramCache]: Analyzing trace with hash 859941704, now seen corresponding path program 4 times [2025-01-23 19:40:12,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:12,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977420956] [2025-01-23 19:40:12,459 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:40:12,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:12,465 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 83 statements into 2 equivalence classes. [2025-01-23 19:40:12,481 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 83 of 83 statements. [2025-01-23 19:40:12,482 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 19:40:12,482 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:12,971 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-01-23 19:40:12,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:12,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977420956] [2025-01-23 19:40:12,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977420956] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:12,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066412820] [2025-01-23 19:40:12,971 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:40:12,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:12,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:12,974 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 19:40:12,977 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 19:40:13,023 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 83 statements into 2 equivalence classes. [2025-01-23 19:40:13,062 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 83 of 83 statements. [2025-01-23 19:40:13,062 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 19:40:13,062 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:13,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 83 conjuncts are in the unsatisfiable core [2025-01-23 19:40:13,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:13,378 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 12 proven. 19 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2025-01-23 19:40:13,379 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:13,662 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 25 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2025-01-23 19:40:13,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066412820] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:13,662 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:13,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 7] total 20 [2025-01-23 19:40:13,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470828250] [2025-01-23 19:40:13,663 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:13,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2025-01-23 19:40:13,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:13,664 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2025-01-23 19:40:13,665 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2025-01-23 19:40:13,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:13,665 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:13,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 6.428571428571429) internal successors, (135), 20 states have internal predecessors, (135), 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 19:40:13,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:13,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:13,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:13,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:13,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:13,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:13,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:13,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:13,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:13,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:14,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:14,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:14,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:14,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:14,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:14,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:14,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:14,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:14,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:14,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:14,152 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 19:40:14,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-01-23 19:40:14,349 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 19:40:14,349 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:14,349 INFO L139 ounterexampleChecker]: Examining path program with hash 609421712, occurence #1 [2025-01-23 19:40:14,349 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:14,349 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:14,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:14,350 INFO L85 PathProgramCache]: Analyzing trace with hash -1763353604, now seen corresponding path program 5 times [2025-01-23 19:40:14,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:14,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733358707] [2025-01-23 19:40:14,350 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:40:14,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:14,359 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 92 statements into 4 equivalence classes. [2025-01-23 19:40:14,375 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) and asserted 92 of 92 statements. [2025-01-23 19:40:14,375 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2025-01-23 19:40:14,375 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:14,511 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2025-01-23 19:40:14,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:14,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733358707] [2025-01-23 19:40:14,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733358707] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:14,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241705603] [2025-01-23 19:40:14,512 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:40:14,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:14,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:14,514 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 19:40:14,516 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 19:40:14,561 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 92 statements into 4 equivalence classes. [2025-01-23 19:40:14,596 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) and asserted 92 of 92 statements. [2025-01-23 19:40:14,596 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2025-01-23 19:40:14,597 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:14,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-01-23 19:40:14,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:14,850 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 4 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:14,850 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:14,967 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2025-01-23 19:40:14,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241705603] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:14,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:14,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 13, 7] total 17 [2025-01-23 19:40:14,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691259263] [2025-01-23 19:40:14,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:14,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-01-23 19:40:14,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:14,969 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-01-23 19:40:14,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2025-01-23 19:40:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:14,969 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:14,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 7.0) internal successors, (119), 17 states have internal predecessors, (119), 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 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:14,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:40:15,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-23 19:40:15,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-01-23 19:40:15,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:15,835 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 19:40:15,835 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:15,835 INFO L139 ounterexampleChecker]: Examining path program with hash -148457350, occurence #1 [2025-01-23 19:40:15,835 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:15,835 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:15,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:15,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1555397986, now seen corresponding path program 6 times [2025-01-23 19:40:15,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:15,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847226748] [2025-01-23 19:40:15,836 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:40:15,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:15,845 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 116 statements into 6 equivalence classes. [2025-01-23 19:40:15,874 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) and asserted 116 of 116 statements. [2025-01-23 19:40:15,874 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2025-01-23 19:40:15,874 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:16,063 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2025-01-23 19:40:16,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:16,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847226748] [2025-01-23 19:40:16,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847226748] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:16,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1035993066] [2025-01-23 19:40:16,063 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:40:16,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:16,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:16,066 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 19:40:16,067 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 19:40:16,120 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 116 statements into 6 equivalence classes. [2025-01-23 19:40:16,166 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) and asserted 116 of 116 statements. [2025-01-23 19:40:16,166 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2025-01-23 19:40:16,166 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:16,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-01-23 19:40:16,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:16,569 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 9 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:16,569 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:16,750 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2025-01-23 19:40:16,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1035993066] provided 1 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:16,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-01-23 19:40:16,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9, 17] total 24 [2025-01-23 19:40:16,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508380217] [2025-01-23 19:40:16,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:40:16,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-23 19:40:16,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:16,752 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-23 19:40:16,752 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2025-01-23 19:40:16,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:16,752 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:16,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 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 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-23 19:40:16,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:17,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-23 19:40:17,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:17,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2025-01-23 19:40:17,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:17,311 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 19:40:17,311 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:17,311 INFO L139 ounterexampleChecker]: Examining path program with hash 872754065, occurence #1 [2025-01-23 19:40:17,311 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:17,311 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:17,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:17,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1197577898, now seen corresponding path program 7 times [2025-01-23 19:40:17,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:17,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104226431] [2025-01-23 19:40:17,312 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:40:17,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:17,320 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 110 statements into 1 equivalence classes. [2025-01-23 19:40:17,331 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 110 of 110 statements. [2025-01-23 19:40:17,332 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:40:17,332 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:17,519 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2025-01-23 19:40:17,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:17,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104226431] [2025-01-23 19:40:17,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104226431] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:17,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1514263482] [2025-01-23 19:40:17,519 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:40:17,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:17,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:17,523 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 19:40:17,523 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 19:40:17,570 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 110 statements into 1 equivalence classes. [2025-01-23 19:40:17,609 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 110 of 110 statements. [2025-01-23 19:40:17,609 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:40:17,609 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:17,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-01-23 19:40:17,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:17,969 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:17,969 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:18,165 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2025-01-23 19:40:18,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1514263482] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:18,165 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:18,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 17, 7] total 24 [2025-01-23 19:40:18,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119151331] [2025-01-23 19:40:18,166 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:18,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2025-01-23 19:40:18,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:18,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2025-01-23 19:40:18,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=449, Unknown=0, NotChecked=0, Total=552 [2025-01-23 19:40:18,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:18,167 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:18,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.791666666666667) internal successors, (163), 24 states have internal predecessors, (163), 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 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:18,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:19,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-23 19:40:19,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:19,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-23 19:40:19,207 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 19:40:19,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:19,399 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 19:40:19,399 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:19,400 INFO L139 ounterexampleChecker]: Examining path program with hash -1376247247, occurence #1 [2025-01-23 19:40:19,400 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:19,400 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:19,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:19,400 INFO L85 PathProgramCache]: Analyzing trace with hash 590411360, now seen corresponding path program 8 times [2025-01-23 19:40:19,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:19,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879160957] [2025-01-23 19:40:19,400 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:40:19,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:19,407 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 131 statements into 2 equivalence classes. [2025-01-23 19:40:19,427 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 131 of 131 statements. [2025-01-23 19:40:19,428 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:40:19,428 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:20,307 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2025-01-23 19:40:20,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:20,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879160957] [2025-01-23 19:40:20,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879160957] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:20,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678811360] [2025-01-23 19:40:20,308 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:40:20,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:20,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:20,310 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 19:40:20,312 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 19:40:20,359 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 131 statements into 2 equivalence classes. [2025-01-23 19:40:20,403 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 131 of 131 statements. [2025-01-23 19:40:20,404 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:40:20,404 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:20,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 149 conjuncts are in the unsatisfiable core [2025-01-23 19:40:20,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:20,757 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2025-01-23 19:40:20,757 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:20,940 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2025-01-23 19:40:20,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1678811360] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:20,940 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:20,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 5] total 16 [2025-01-23 19:40:20,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748890139] [2025-01-23 19:40:20,940 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:20,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-01-23 19:40:20,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:20,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-01-23 19:40:20,941 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2025-01-23 19:40:20,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:20,941 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:20,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 7.823529411764706) internal successors, (133), 16 states have internal predecessors, (133), 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 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-23 19:40:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-23 19:40:21,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:21,497 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 19:40:21,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2025-01-23 19:40:21,692 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 19:40:21,692 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:21,692 INFO L139 ounterexampleChecker]: Examining path program with hash -1376247247, occurence #2 [2025-01-23 19:40:21,692 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:40:21,692 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:40:21,700 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:21,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:40:21,700 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:21,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:40:21,700 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:21,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:40:21,700 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:21,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 136 [2025-01-23 19:40:21,701 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:21,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2025-01-23 19:40:21,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:21,701 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:40:21,701 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:21,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:21,701 INFO L85 PathProgramCache]: Analyzing trace with hash -363248674, now seen corresponding path program 9 times [2025-01-23 19:40:21,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:21,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784535512] [2025-01-23 19:40:21,701 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:40:21,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:21,709 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 140 statements into 8 equivalence classes. [2025-01-23 19:40:21,738 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) and asserted 140 of 140 statements. [2025-01-23 19:40:21,739 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2025-01-23 19:40:21,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 17 proven. 112 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2025-01-23 19:40:22,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:22,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784535512] [2025-01-23 19:40:22,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784535512] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:22,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557296343] [2025-01-23 19:40:22,040 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:40:22,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:22,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:22,043 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 19:40:22,046 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 19:40:22,101 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 140 statements into 8 equivalence classes. [2025-01-23 19:40:22,162 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) and asserted 140 of 140 statements. [2025-01-23 19:40:22,162 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2025-01-23 19:40:22,163 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:22,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-01-23 19:40:22,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:22,616 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 17 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:22,617 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 17 proven. 41 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2025-01-23 19:40:22,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557296343] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:22,848 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:22,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 21, 8] total 29 [2025-01-23 19:40:22,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997784563] [2025-01-23 19:40:22,848 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:22,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-01-23 19:40:22,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:22,849 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-01-23 19:40:22,850 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=682, Unknown=0, NotChecked=0, Total=812 [2025-01-23 19:40:22,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:22,850 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:22,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 6.862068965517241) internal successors, (199), 29 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 19:40:22,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:22,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:22,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:22,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:22,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:22,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:22,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:22,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:22,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:22,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:22,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-23 19:40:22,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:22,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-23 19:40:22,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:22,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-23 19:40:23,943 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-01-23 19:40:24,138 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,SelfDestructingSolverStorable14 [2025-01-23 19:40:24,138 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 19:40:24,138 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:24,138 INFO L139 ounterexampleChecker]: Examining path program with hash 836298831, occurence #1 [2025-01-23 19:40:24,138 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:24,138 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:24,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:24,139 INFO L85 PathProgramCache]: Analyzing trace with hash 2056595526, now seen corresponding path program 10 times [2025-01-23 19:40:24,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:24,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887651773] [2025-01-23 19:40:24,139 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:40:24,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:24,146 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 164 statements into 2 equivalence classes. [2025-01-23 19:40:24,170 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 163 of 164 statements. [2025-01-23 19:40:24,170 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:40:24,170 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:24,433 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 55 proven. 58 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2025-01-23 19:40:24,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:24,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887651773] [2025-01-23 19:40:24,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887651773] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:24,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [257193033] [2025-01-23 19:40:24,434 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:40:24,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:24,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:24,436 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 19:40:24,439 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 19:40:24,494 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 164 statements into 2 equivalence classes. [2025-01-23 19:40:24,540 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 163 of 164 statements. [2025-01-23 19:40:24,540 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:40:24,540 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:24,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-23 19:40:24,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:25,058 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 1 proven. 589 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-23 19:40:25,058 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 55 proven. 58 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2025-01-23 19:40:25,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [257193033] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:25,253 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:25,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 25, 7] total 29 [2025-01-23 19:40:25,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468009774] [2025-01-23 19:40:25,253 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:25,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-01-23 19:40:25,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:25,254 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-01-23 19:40:25,255 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=697, Unknown=0, NotChecked=0, Total=812 [2025-01-23 19:40:25,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:25,255 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:25,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 6.655172413793103) internal successors, (193), 29 states have internal predecessors, (193), 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 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-23 19:40:25,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:26,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-23 19:40:26,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:26,793 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 19:40:26,988 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,SelfDestructingSolverStorable15 [2025-01-23 19:40:26,988 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 19:40:26,988 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:26,988 INFO L139 ounterexampleChecker]: Examining path program with hash -1965694390, occurence #1 [2025-01-23 19:40:26,988 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:26,988 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:26,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:26,988 INFO L85 PathProgramCache]: Analyzing trace with hash -96700900, now seen corresponding path program 11 times [2025-01-23 19:40:26,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:26,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481452069] [2025-01-23 19:40:26,989 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:40:26,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:26,996 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 194 statements into 12 equivalence classes. [2025-01-23 19:40:27,016 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) and asserted 194 of 194 statements. [2025-01-23 19:40:27,017 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2025-01-23 19:40:27,017 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:27,353 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 9 proven. 139 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2025-01-23 19:40:27,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:27,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481452069] [2025-01-23 19:40:27,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481452069] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:27,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594670615] [2025-01-23 19:40:27,354 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:40:27,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:27,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:27,356 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 19:40:27,358 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 19:40:27,413 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 194 statements into 12 equivalence classes. [2025-01-23 19:40:27,479 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) and asserted 194 of 194 statements. [2025-01-23 19:40:27,479 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2025-01-23 19:40:27,479 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:27,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-01-23 19:40:27,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:28,115 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 9 proven. 730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:28,115 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:28,386 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 9 proven. 139 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2025-01-23 19:40:28,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1594670615] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:28,387 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:28,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 29, 8] total 34 [2025-01-23 19:40:28,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233524598] [2025-01-23 19:40:28,387 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:28,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2025-01-23 19:40:28,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:28,388 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2025-01-23 19:40:28,388 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=943, Unknown=0, NotChecked=0, Total=1122 [2025-01-23 19:40:28,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:28,388 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:28,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 6.852941176470588) internal successors, (233), 34 states have internal predecessors, (233), 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 19:40:28,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:28,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:28,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:28,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:29,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:29,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:40:29,709 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 19:40:29,903 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-01-23 19:40:29,904 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 19:40:29,904 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:29,904 INFO L139 ounterexampleChecker]: Examining path program with hash 1558919112, occurence #1 [2025-01-23 19:40:29,904 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:29,904 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:29,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:29,905 INFO L85 PathProgramCache]: Analyzing trace with hash -729838432, now seen corresponding path program 12 times [2025-01-23 19:40:29,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:29,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283959839] [2025-01-23 19:40:29,905 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:40:29,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:29,915 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 224 statements into 16 equivalence classes. [2025-01-23 19:40:29,971 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) and asserted 224 of 224 statements. [2025-01-23 19:40:29,971 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2025-01-23 19:40:29,971 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:30,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 77 proven. 334 refuted. 0 times theorem prover too weak. 925 trivial. 0 not checked. [2025-01-23 19:40:30,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:30,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283959839] [2025-01-23 19:40:30,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283959839] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:30,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1576750930] [2025-01-23 19:40:30,396 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:40:30,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:30,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:30,399 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 19:40:30,401 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 19:40:30,461 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 224 statements into 16 equivalence classes. [2025-01-23 19:40:30,547 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) and asserted 224 of 224 statements. [2025-01-23 19:40:30,547 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2025-01-23 19:40:30,547 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:30,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 34 conjuncts are in the unsatisfiable core [2025-01-23 19:40:30,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:31,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 1 proven. 1334 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-23 19:40:31,321 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:31,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 83 proven. 173 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2025-01-23 19:40:31,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1576750930] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:31,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:31,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 35, 8] total 43 [2025-01-23 19:40:31,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298774497] [2025-01-23 19:40:31,708 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:31,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2025-01-23 19:40:31,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:31,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2025-01-23 19:40:31,709 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=1597, Unknown=0, NotChecked=0, Total=1806 [2025-01-23 19:40:31,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:31,709 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:31,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 6.651162790697675) internal successors, (286), 43 states have internal predecessors, (286), 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 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-01-23 19:40:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:34,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:34,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:34,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:34,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:34,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:34,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:34,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:40:34,442 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 19:40:34,636 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,SelfDestructingSolverStorable17 [2025-01-23 19:40:34,637 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 19:40:34,637 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:34,637 INFO L139 ounterexampleChecker]: Examining path program with hash 1921365791, occurence #1 [2025-01-23 19:40:34,637 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:34,637 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:34,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:34,638 INFO L85 PathProgramCache]: Analyzing trace with hash -321456884, now seen corresponding path program 13 times [2025-01-23 19:40:34,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:34,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681396794] [2025-01-23 19:40:34,638 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:40:34,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:34,648 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 260 statements into 1 equivalence classes. [2025-01-23 19:40:34,671 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 260 of 260 statements. [2025-01-23 19:40:34,671 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:40:34,671 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1525 backedges. 250 proven. 188 refuted. 0 times theorem prover too weak. 1087 trivial. 0 not checked. [2025-01-23 19:40:35,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:35,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681396794] [2025-01-23 19:40:35,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681396794] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:35,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1280772256] [2025-01-23 19:40:35,246 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:40:35,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:35,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:35,248 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 19:40:35,251 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 19:40:35,318 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 260 statements into 1 equivalence classes. [2025-01-23 19:40:35,386 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 260 of 260 statements. [2025-01-23 19:40:35,386 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:40:35,386 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:35,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 38 conjuncts are in the unsatisfiable core [2025-01-23 19:40:35,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:36,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1525 backedges. 1 proven. 1522 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-01-23 19:40:36,260 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:36,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1525 backedges. 268 proven. 3 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2025-01-23 19:40:36,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1280772256] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:36,593 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:36,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 39, 7] total 46 [2025-01-23 19:40:36,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440250385] [2025-01-23 19:40:36,593 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:36,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2025-01-23 19:40:36,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:36,594 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2025-01-23 19:40:36,595 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=232, Invalid=1838, Unknown=0, NotChecked=0, Total=2070 [2025-01-23 19:40:36,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:36,595 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:36,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 6.760869565217392) internal successors, (311), 46 states have internal predecessors, (311), 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 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:36,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:40:36,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:38,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:40:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:40:38,670 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 19:40:38,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:38,865 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 19:40:38,865 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:38,865 INFO L139 ounterexampleChecker]: Examining path program with hash -1492649874, occurence #1 [2025-01-23 19:40:38,865 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:40:38,865 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:38,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:38,865 INFO L85 PathProgramCache]: Analyzing trace with hash 847411340, now seen corresponding path program 14 times [2025-01-23 19:40:38,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:38,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812946497] [2025-01-23 19:40:38,865 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:40:38,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:38,881 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 275 statements into 2 equivalence classes. [2025-01-23 19:40:38,952 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 275 of 275 statements. [2025-01-23 19:40:38,952 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:40:38,952 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:42,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1732 backedges. 0 proven. 346 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2025-01-23 19:40:42,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:42,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812946497] [2025-01-23 19:40:42,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812946497] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:42,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421700658] [2025-01-23 19:40:42,224 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:40:42,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:42,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:42,227 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 19:40:42,229 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 19:40:42,291 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 275 statements into 2 equivalence classes. [2025-01-23 19:40:42,366 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 275 of 275 statements. [2025-01-23 19:40:42,366 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:40:42,366 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:42,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 269 conjuncts are in the unsatisfiable core [2025-01-23 19:40:42,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:43,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1732 backedges. 156 proven. 301 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-01-23 19:40:43,217 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:44,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1732 backedges. 152 proven. 305 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2025-01-23 19:40:44,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [421700658] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:44,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:44,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 21, 15] total 39 [2025-01-23 19:40:44,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281457098] [2025-01-23 19:40:44,807 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:44,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2025-01-23 19:40:44,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:44,808 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2025-01-23 19:40:44,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=1354, Unknown=0, NotChecked=0, Total=1560 [2025-01-23 19:40:44,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:44,811 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:44,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 5.65) internal successors, (226), 39 states have internal predecessors, (226), 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 19:40:44,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:44,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:44,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:44,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:44,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:40:44,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:40:44,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:40:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:40:46,058 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 19:40:46,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:46,253 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 19:40:46,253 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:46,253 INFO L139 ounterexampleChecker]: Examining path program with hash 1921365791, occurence #2 [2025-01-23 19:40:46,253 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:40:46,253 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:40:46,253 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:46,254 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:40:46,254 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:46,254 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:40:46,254 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:46,254 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:40:46,254 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:46,254 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 292 [2025-01-23 19:40:46,254 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:46,254 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 294 [2025-01-23 19:40:46,254 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:46,254 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:40:46,254 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:46,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:46,254 INFO L85 PathProgramCache]: Analyzing trace with hash -639063644, now seen corresponding path program 15 times [2025-01-23 19:40:46,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:46,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076837771] [2025-01-23 19:40:46,255 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:40:46,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:46,262 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 296 statements into 18 equivalence classes. [2025-01-23 19:40:46,389 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) and asserted 296 of 296 statements. [2025-01-23 19:40:46,389 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2025-01-23 19:40:46,389 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:46,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1751 backedges. 277 proven. 212 refuted. 0 times theorem prover too weak. 1262 trivial. 0 not checked. [2025-01-23 19:40:46,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:46,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076837771] [2025-01-23 19:40:46,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076837771] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:46,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1867712208] [2025-01-23 19:40:46,877 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:40:46,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:46,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:46,879 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 19:40:46,896 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 19:40:46,958 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 296 statements into 18 equivalence classes. [2025-01-23 19:40:47,043 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) and asserted 296 of 296 statements. [2025-01-23 19:40:47,044 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2025-01-23 19:40:47,044 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:47,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 42 conjuncts are in the unsatisfiable core [2025-01-23 19:40:47,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:48,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1751 backedges. 10 proven. 1731 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-23 19:40:48,088 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:48,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1751 backedges. 295 proven. 15 refuted. 0 times theorem prover too weak. 1441 trivial. 0 not checked. [2025-01-23 19:40:48,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1867712208] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:48,439 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:48,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 43, 9] total 52 [2025-01-23 19:40:48,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748693167] [2025-01-23 19:40:48,439 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:48,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2025-01-23 19:40:48,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:48,440 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2025-01-23 19:40:48,441 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=303, Invalid=2349, Unknown=0, NotChecked=0, Total=2652 [2025-01-23 19:40:48,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:48,441 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:48,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 6.903846153846154) internal successors, (359), 52 states have internal predecessors, (359), 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 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:48,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:48,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:48,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:48,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:48,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:40:48,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:40:48,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:40:48,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:50,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:50,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:50,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:50,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:40:50,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:40:50,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2025-01-23 19:40:51,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:51,103 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 19:40:51,103 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:51,103 INFO L139 ounterexampleChecker]: Examining path program with hash -1492649874, occurence #2 [2025-01-23 19:40:51,103 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:40:51,103 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:40:51,104 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:51,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:40:51,104 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:51,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:40:51,104 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:51,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:40:51,104 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:51,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 292 [2025-01-23 19:40:51,104 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:51,104 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 294 [2025-01-23 19:40:51,104 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:51,104 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:40:51,104 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:51,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:51,105 INFO L85 PathProgramCache]: Analyzing trace with hash -879876758, now seen corresponding path program 16 times [2025-01-23 19:40:51,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:51,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94809445] [2025-01-23 19:40:51,105 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:40:51,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:51,113 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 296 statements into 2 equivalence classes. [2025-01-23 19:40:51,140 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 295 of 296 statements. [2025-01-23 19:40:51,140 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:40:51,140 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 15 proven. 325 refuted. 0 times theorem prover too weak. 1622 trivial. 0 not checked. [2025-01-23 19:40:51,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:40:51,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94809445] [2025-01-23 19:40:51,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94809445] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:40:51,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1745336039] [2025-01-23 19:40:51,718 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:40:51,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:51,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:40:51,720 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 19:40:51,720 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 19:40:51,776 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 296 statements into 2 equivalence classes. [2025-01-23 19:40:51,842 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 295 of 296 statements. [2025-01-23 19:40:51,842 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:40:51,842 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:40:51,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 817 conjuncts, 44 conjuncts are in the unsatisfiable core [2025-01-23 19:40:51,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:40:52,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 15 proven. 1947 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:40:52,772 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:40:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 15 proven. 325 refuted. 0 times theorem prover too weak. 1622 trivial. 0 not checked. [2025-01-23 19:40:53,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1745336039] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:40:53,141 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:40:53,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 45, 9] total 51 [2025-01-23 19:40:53,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249730547] [2025-01-23 19:40:53,141 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:40:53,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2025-01-23 19:40:53,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:40:53,142 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2025-01-23 19:40:53,143 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=2298, Unknown=0, NotChecked=0, Total=2550 [2025-01-23 19:40:53,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:53,143 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:40:53,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 6.882352941176471) internal successors, (351), 51 states have internal predecessors, (351), 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 19:40:53,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:53,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:53,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:53,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:53,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:40:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:40:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-23 19:40:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:40:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:40:56,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:40:56,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:40:56,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:56,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:56,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:40:56,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:40:56,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:56,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:40:56,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:40:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-01-23 19:40:56,819 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 19:40:57,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:40:57,014 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 19:40:57,014 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:40:57,014 INFO L139 ounterexampleChecker]: Examining path program with hash 609421712, occurence #2 [2025-01-23 19:40:57,014 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:40:57,014 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:40:57,014 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:57,014 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:40:57,014 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:57,014 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:40:57,014 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:57,014 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:40:57,014 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:57,014 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 313 [2025-01-23 19:40:57,015 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:40:57,015 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 315 [2025-01-23 19:40:57,015 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:40:57,015 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:40:57,015 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:40:57,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:40:57,015 INFO L85 PathProgramCache]: Analyzing trace with hash -432399832, now seen corresponding path program 17 times [2025-01-23 19:40:57,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:40:57,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639431207] [2025-01-23 19:40:57,015 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:40:57,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:40:57,026 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 317 statements into 22 equivalence classes. [2025-01-23 19:40:57,084 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) and asserted 317 of 317 statements. [2025-01-23 19:40:57,084 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2025-01-23 19:40:57,084 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:01,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2787 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2025-01-23 19:41:01,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:41:01,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639431207] [2025-01-23 19:41:01,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639431207] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:41:01,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804578708] [2025-01-23 19:41:01,534 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:41:01,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:41:01,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:41:01,536 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 19:41:01,537 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 19:41:01,595 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 317 statements into 22 equivalence classes. [2025-01-23 19:41:01,692 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) and asserted 317 of 317 statements. [2025-01-23 19:41:01,692 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2025-01-23 19:41:01,692 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:01,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 900 conjuncts, 397 conjuncts are in the unsatisfiable core [2025-01-23 19:41:01,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:41:02,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2787 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 2381 trivial. 0 not checked. [2025-01-23 19:41:02,326 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:41:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2787 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 2381 trivial. 0 not checked. [2025-01-23 19:41:02,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804578708] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:41:02,604 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:41:02,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 6] total 23 [2025-01-23 19:41:02,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099752968] [2025-01-23 19:41:02,604 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:41:02,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2025-01-23 19:41:02,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:41:02,605 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2025-01-23 19:41:02,605 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2025-01-23 19:41:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:02,605 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:41:02,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.625) internal successors, (159), 23 states have internal predecessors, (159), 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 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2025-01-23 19:41:02,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-01-23 19:41:03,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:03,425 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 19:41:03,619 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,SelfDestructingSolverStorable22 [2025-01-23 19:41:03,619 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 19:41:03,619 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:41:03,620 INFO L139 ounterexampleChecker]: Examining path program with hash 609421712, occurence #3 [2025-01-23 19:41:03,620 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:41:03,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:41:03,620 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:03,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:41:03,620 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:03,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:41:03,620 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:03,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:41:03,620 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:03,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 322 [2025-01-23 19:41:03,620 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:03,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 324 [2025-01-23 19:41:03,620 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:03,620 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:41:03,620 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:41:03,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:41:03,621 INFO L85 PathProgramCache]: Analyzing trace with hash 164342044, now seen corresponding path program 18 times [2025-01-23 19:41:03,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:41:03,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271717392] [2025-01-23 19:41:03,621 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:41:03,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:41:03,628 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 326 statements into 22 equivalence classes. [2025-01-23 19:41:03,706 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 22 check-sat command(s) and asserted 326 of 326 statements. [2025-01-23 19:41:03,706 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 22 check-sat command(s) [2025-01-23 19:41:03,706 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:04,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2800 backedges. 17 proven. 635 refuted. 0 times theorem prover too weak. 2148 trivial. 0 not checked. [2025-01-23 19:41:04,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:41:04,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271717392] [2025-01-23 19:41:04,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271717392] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:41:04,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224694645] [2025-01-23 19:41:04,595 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:41:04,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:41:04,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:41:04,598 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 19:41:04,601 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 19:41:04,664 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 326 statements into 22 equivalence classes. [2025-01-23 19:41:04,763 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 22 check-sat command(s) and asserted 326 of 326 statements. [2025-01-23 19:41:04,763 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 22 check-sat command(s) [2025-01-23 19:41:04,763 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:04,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 50 conjuncts are in the unsatisfiable core [2025-01-23 19:41:04,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:41:05,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2800 backedges. 17 proven. 2783 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:41:05,847 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:41:06,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2800 backedges. 17 proven. 402 refuted. 0 times theorem prover too weak. 2381 trivial. 0 not checked. [2025-01-23 19:41:06,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224694645] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:41:06,261 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:41:06,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 51, 9] total 60 [2025-01-23 19:41:06,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275154021] [2025-01-23 19:41:06,261 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:41:06,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2025-01-23 19:41:06,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:41:06,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2025-01-23 19:41:06,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=391, Invalid=3149, Unknown=0, NotChecked=0, Total=3540 [2025-01-23 19:41:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:06,263 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:41:06,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 6.566666666666666) internal successors, (394), 60 states have internal predecessors, (394), 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 19:41:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:09,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:09,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:09,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:09,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:09,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:41:09,786 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 19:41:09,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:41:09,980 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 19:41:09,980 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:41:09,980 INFO L139 ounterexampleChecker]: Examining path program with hash -1492649874, occurence #3 [2025-01-23 19:41:09,980 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:41:09,980 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:41:09,980 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:09,980 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:41:09,980 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:09,980 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:41:09,980 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:09,980 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:41:09,980 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:09,980 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 397 [2025-01-23 19:41:09,981 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:09,981 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 399 [2025-01-23 19:41:09,981 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:09,981 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:41:09,981 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:41:09,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:41:09,981 INFO L85 PathProgramCache]: Analyzing trace with hash -2098236294, now seen corresponding path program 19 times [2025-01-23 19:41:09,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:41:09,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544499741] [2025-01-23 19:41:09,981 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:41:09,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:41:09,990 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 401 statements into 1 equivalence classes. [2025-01-23 19:41:10,059 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 401 of 401 statements. [2025-01-23 19:41:10,059 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:41:10,059 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:16,438 INFO L134 CoverageAnalysis]: Checked inductivity of 4075 backedges. 0 proven. 565 refuted. 0 times theorem prover too weak. 3510 trivial. 0 not checked. [2025-01-23 19:41:16,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:41:16,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544499741] [2025-01-23 19:41:16,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544499741] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:41:16,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1255326425] [2025-01-23 19:41:16,438 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:41:16,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:41:16,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:41:16,441 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 19:41:16,441 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 19:41:16,508 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 401 statements into 1 equivalence classes. [2025-01-23 19:41:16,602 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 401 of 401 statements. [2025-01-23 19:41:16,602 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:41:16,602 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:16,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 1108 conjuncts, 401 conjuncts are in the unsatisfiable core [2025-01-23 19:41:16,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:41:17,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4075 backedges. 246 proven. 493 refuted. 0 times theorem prover too weak. 3336 trivial. 0 not checked. [2025-01-23 19:41:17,674 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:41:19,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4075 backedges. 242 proven. 497 refuted. 0 times theorem prover too weak. 3336 trivial. 0 not checked. [2025-01-23 19:41:19,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1255326425] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:41:19,379 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:41:19,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 25, 16] total 44 [2025-01-23 19:41:19,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514887756] [2025-01-23 19:41:19,380 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:41:19,380 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2025-01-23 19:41:19,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:41:19,381 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2025-01-23 19:41:19,381 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=1760, Unknown=0, NotChecked=0, Total=1980 [2025-01-23 19:41:19,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:19,381 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:41:19,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 5.688888888888889) internal successors, (256), 44 states have internal predecessors, (256), 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 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:41:19,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:20,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:41:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-23 19:41:20,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-01-23 19:41:20,884 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,SelfDestructingSolverStorable24 [2025-01-23 19:41:20,885 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 19:41:20,885 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:41:20,885 INFO L139 ounterexampleChecker]: Examining path program with hash 1921365791, occurence #3 [2025-01-23 19:41:20,885 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:41:20,885 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:41:20,885 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:20,885 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:41:20,885 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:20,885 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:41:20,885 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:20,885 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:41:20,885 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:20,886 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 418 [2025-01-23 19:41:20,886 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:20,886 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 420 [2025-01-23 19:41:20,886 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:20,886 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:41:20,886 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:41:20,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:41:20,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1950988002, now seen corresponding path program 20 times [2025-01-23 19:41:20,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:41:20,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899320576] [2025-01-23 19:41:20,886 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:41:20,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:41:20,896 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 422 statements into 2 equivalence classes. [2025-01-23 19:41:20,934 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 422 of 422 statements. [2025-01-23 19:41:20,934 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:41:20,934 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4103 backedges. 457 proven. 341 refuted. 0 times theorem prover too weak. 3305 trivial. 0 not checked. [2025-01-23 19:41:21,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:41:21,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899320576] [2025-01-23 19:41:21,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899320576] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:41:21,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106735281] [2025-01-23 19:41:21,879 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:41:21,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:41:21,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:41:21,881 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 19:41:21,882 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 19:41:21,950 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 422 statements into 2 equivalence classes. [2025-01-23 19:41:22,045 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 422 of 422 statements. [2025-01-23 19:41:22,045 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:41:22,045 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:22,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 62 conjuncts are in the unsatisfiable core [2025-01-23 19:41:22,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:41:23,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4103 backedges. 28 proven. 4065 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-23 19:41:23,663 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:41:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4103 backedges. 475 proven. 36 refuted. 0 times theorem prover too weak. 3592 trivial. 0 not checked. [2025-01-23 19:41:24,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106735281] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:41:24,192 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:41:24,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 63, 11] total 74 [2025-01-23 19:41:24,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691339982] [2025-01-23 19:41:24,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:41:24,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2025-01-23 19:41:24,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:41:24,194 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2025-01-23 19:41:24,195 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=504, Invalid=4898, Unknown=0, NotChecked=0, Total=5402 [2025-01-23 19:41:24,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:24,195 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:41:24,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 6.797297297297297) internal successors, (503), 74 states have internal predecessors, (503), 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 19:41:24,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:24,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:24,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:24,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:24,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:24,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:24,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:24,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:24,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:24,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:24,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:24,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:24,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:24,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:24,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:24,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:24,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:24,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:24,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:24,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:24,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:24,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:41:24,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:24,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:41:24,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-23 19:41:24,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:29,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-23 19:41:29,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:41:29,353 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 19:41:29,547 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,SelfDestructingSolverStorable25 [2025-01-23 19:41:29,548 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 19:41:29,548 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:41:29,548 INFO L139 ounterexampleChecker]: Examining path program with hash -1492649874, occurence #4 [2025-01-23 19:41:29,548 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:41:29,548 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:41:29,548 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:29,548 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:41:29,548 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:29,548 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:41:29,548 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:29,548 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:41:29,549 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:29,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 418 [2025-01-23 19:41:29,549 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:41:29,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 420 [2025-01-23 19:41:29,549 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:41:29,549 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:41:29,549 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:41:29,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:41:29,549 INFO L85 PathProgramCache]: Analyzing trace with hash 328401792, now seen corresponding path program 21 times [2025-01-23 19:41:29,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:41:29,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045951527] [2025-01-23 19:41:29,550 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:41:29,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:41:29,559 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 422 statements into 28 equivalence classes. [2025-01-23 19:41:29,685 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) and asserted 422 of 422 statements. [2025-01-23 19:41:29,685 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) [2025-01-23 19:41:29,685 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 36 proven. 804 refuted. 0 times theorem prover too weak. 3582 trivial. 0 not checked. [2025-01-23 19:41:30,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:41:30,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045951527] [2025-01-23 19:41:30,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045951527] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:41:30,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764639783] [2025-01-23 19:41:30,838 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:41:30,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:41:30,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:41:30,840 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 19:41:30,841 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 19:41:30,908 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 422 statements into 28 equivalence classes. [2025-01-23 19:41:31,031 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) and asserted 422 of 422 statements. [2025-01-23 19:41:31,031 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) [2025-01-23 19:41:31,031 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:31,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 1160 conjuncts, 64 conjuncts are in the unsatisfiable core [2025-01-23 19:41:31,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:41:32,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 36 proven. 4386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:41:32,684 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:41:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 36 proven. 505 refuted. 0 times theorem prover too weak. 3881 trivial. 0 not checked. [2025-01-23 19:41:33,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1764639783] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:41:33,227 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:41:33,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 65, 11] total 76 [2025-01-23 19:41:33,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43792320] [2025-01-23 19:41:33,227 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:41:33,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2025-01-23 19:41:33,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:41:33,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2025-01-23 19:41:33,229 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=397, Invalid=5303, Unknown=0, NotChecked=0, Total=5700 [2025-01-23 19:41:33,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:33,229 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:41:33,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 6.776315789473684) internal successors, (515), 76 states have internal predecessors, (515), 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 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:41:33,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:41:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-23 19:41:41,019 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 19:41:41,211 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,SelfDestructingSolverStorable26 [2025-01-23 19:41:41,212 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 19:41:41,212 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:41:41,212 INFO L139 ounterexampleChecker]: Examining path program with hash -611932377, occurence #1 [2025-01-23 19:41:41,212 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:41:41,212 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:41:41,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:41:41,213 INFO L85 PathProgramCache]: Analyzing trace with hash 2113905068, now seen corresponding path program 22 times [2025-01-23 19:41:41,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:41:41,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980844580] [2025-01-23 19:41:41,213 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:41:41,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:41:41,222 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 452 statements into 2 equivalence classes. [2025-01-23 19:41:41,256 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 451 of 452 statements. [2025-01-23 19:41:41,256 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:41:41,256 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:42,396 INFO L134 CoverageAnalysis]: Checked inductivity of 5968 backedges. 939 proven. 3 refuted. 0 times theorem prover too weak. 5026 trivial. 0 not checked. [2025-01-23 19:41:42,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:41:42,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980844580] [2025-01-23 19:41:42,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980844580] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:41:42,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51028573] [2025-01-23 19:41:42,396 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:41:42,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:41:42,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:41:42,402 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 19:41:42,404 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 19:41:42,492 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 452 statements into 2 equivalence classes. [2025-01-23 19:41:42,601 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 451 of 452 statements. [2025-01-23 19:41:42,601 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:41:42,601 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:42,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 1207 conjuncts, 70 conjuncts are in the unsatisfiable core [2025-01-23 19:41:42,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:41:44,503 INFO L134 CoverageAnalysis]: Checked inductivity of 5968 backedges. 2 proven. 5964 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-01-23 19:41:44,503 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:41:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 5968 backedges. 939 proven. 3 refuted. 0 times theorem prover too weak. 5026 trivial. 0 not checked. [2025-01-23 19:41:45,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [51028573] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:41:45,054 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:41:45,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 71, 8] total 76 [2025-01-23 19:41:45,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432368273] [2025-01-23 19:41:45,055 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:41:45,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2025-01-23 19:41:45,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:41:45,056 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2025-01-23 19:41:45,058 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=339, Invalid=5361, Unknown=0, NotChecked=0, Total=5700 [2025-01-23 19:41:45,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:45,058 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:41:45,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 6.5131578947368425) internal successors, (495), 76 states have internal predecessors, (495), 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 19:41:45,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:45,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:45,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:45,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:45,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:45,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:45,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:45,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:45,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:41:45,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:45,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:41:45,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:45,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:41:45,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-23 19:41:45,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:51,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2025-01-23 19:41:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:41:51,721 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 19:41:51,915 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,SelfDestructingSolverStorable27 [2025-01-23 19:41:51,915 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 19:41:51,915 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:41:51,915 INFO L139 ounterexampleChecker]: Examining path program with hash 660607389, occurence #1 [2025-01-23 19:41:51,915 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:41:51,916 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:41:51,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:41:51,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1100600216, now seen corresponding path program 23 times [2025-01-23 19:41:51,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:41:51,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887100162] [2025-01-23 19:41:51,916 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:41:51,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:41:51,926 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 476 statements into 33 equivalence classes. [2025-01-23 19:41:52,052 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 33 check-sat command(s) and asserted 476 of 476 statements. [2025-01-23 19:41:52,052 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 33 check-sat command(s) [2025-01-23 19:41:52,052 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:53,503 INFO L134 CoverageAnalysis]: Checked inductivity of 6371 backedges. 979 proven. 15 refuted. 0 times theorem prover too weak. 5377 trivial. 0 not checked. [2025-01-23 19:41:53,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:41:53,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887100162] [2025-01-23 19:41:53,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887100162] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:41:53,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804495636] [2025-01-23 19:41:53,504 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:41:53,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:41:53,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:41:53,506 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 19:41:53,509 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 19:41:53,588 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 476 statements into 33 equivalence classes. [2025-01-23 19:41:53,732 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 33 check-sat command(s) and asserted 476 of 476 statements. [2025-01-23 19:41:53,732 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 33 check-sat command(s) [2025-01-23 19:41:53,732 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:41:53,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 1296 conjuncts, 74 conjuncts are in the unsatisfiable core [2025-01-23 19:41:53,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:41:55,867 INFO L134 CoverageAnalysis]: Checked inductivity of 6371 backedges. 11 proven. 6360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:41:55,867 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:41:56,408 INFO L134 CoverageAnalysis]: Checked inductivity of 6371 backedges. 979 proven. 15 refuted. 0 times theorem prover too weak. 5377 trivial. 0 not checked. [2025-01-23 19:41:56,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804495636] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:41:56,409 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:41:56,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 75, 9] total 81 [2025-01-23 19:41:56,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36692708] [2025-01-23 19:41:56,409 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:41:56,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2025-01-23 19:41:56,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:41:56,410 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2025-01-23 19:41:56,411 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=362, Invalid=6118, Unknown=0, NotChecked=0, Total=6480 [2025-01-23 19:41:56,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:41:56,411 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:41:56,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 6.555555555555555) internal successors, (531), 81 states have internal predecessors, (531), 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 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:41:56,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:42:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:42:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:42:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:42:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2025-01-23 19:42:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:42:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:42:04,003 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 19:42:04,196 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,SelfDestructingSolverStorable28 [2025-01-23 19:42:04,196 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 19:42:04,197 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:42:04,197 INFO L139 ounterexampleChecker]: Examining path program with hash -2089420530, occurence #1 [2025-01-23 19:42:04,197 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:42:04,197 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:42:04,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:42:04,197 INFO L85 PathProgramCache]: Analyzing trace with hash 630131240, now seen corresponding path program 24 times [2025-01-23 19:42:04,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:42:04,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228834818] [2025-01-23 19:42:04,197 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:42:04,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:42:04,207 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 482 statements into 35 equivalence classes. [2025-01-23 19:42:04,426 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 35 check-sat command(s) and asserted 482 of 482 statements. [2025-01-23 19:42:04,426 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 35 check-sat command(s) [2025-01-23 19:42:04,426 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6968 backedges. 15 proven. 1576 refuted. 0 times theorem prover too weak. 5377 trivial. 0 not checked. [2025-01-23 19:42:06,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:42:06,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228834818] [2025-01-23 19:42:06,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228834818] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:42:06,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [143198227] [2025-01-23 19:42:06,474 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:42:06,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:42:06,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:42:06,476 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 19:42:06,478 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 19:42:06,553 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 482 statements into 35 equivalence classes. [2025-01-23 19:42:06,707 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 35 check-sat command(s) and asserted 482 of 482 statements. [2025-01-23 19:42:06,707 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 35 check-sat command(s) [2025-01-23 19:42:06,707 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:06,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 1312 conjuncts, 76 conjuncts are in the unsatisfiable core [2025-01-23 19:42:06,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:42:08,766 INFO L134 CoverageAnalysis]: Checked inductivity of 6968 backedges. 15 proven. 6953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:42:08,766 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:42:09,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6968 backedges. 15 proven. 1211 refuted. 0 times theorem prover too weak. 5742 trivial. 0 not checked. [2025-01-23 19:42:09,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [143198227] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:42:09,471 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:42:09,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 77, 9] total 86 [2025-01-23 19:42:09,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90246596] [2025-01-23 19:42:09,472 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:42:09,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-01-23 19:42:09,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:42:09,473 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-01-23 19:42:09,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=583, Invalid=6727, Unknown=0, NotChecked=0, Total=7310 [2025-01-23 19:42:09,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:42:09,475 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:42:09,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 6.511627906976744) internal successors, (560), 86 states have internal predecessors, (560), 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 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:09,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:42:09,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:09,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:42:09,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2025-01-23 19:42:09,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:42:09,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:42:09,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:42:19,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:42:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:42:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:42:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:42:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:42:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:42:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:42:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:42:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:42:19,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2025-01-23 19:42:19,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,27 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:42:19,754 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 19:42:19,754 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:42:19,754 INFO L139 ounterexampleChecker]: Examining path program with hash -1492649874, occurence #5 [2025-01-23 19:42:19,754 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:42:19,754 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:42:19,754 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:19,754 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:42:19,754 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:19,754 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:42:19,754 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:19,754 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:42:19,754 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:19,755 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 559 [2025-01-23 19:42:19,755 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:19,755 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 561 [2025-01-23 19:42:19,755 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:19,755 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:42:19,755 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:42:19,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:42:19,755 INFO L85 PathProgramCache]: Analyzing trace with hash 509559752, now seen corresponding path program 25 times [2025-01-23 19:42:19,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:42:19,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823594738] [2025-01-23 19:42:19,756 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:42:19,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:42:19,768 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 563 statements into 1 equivalence classes. [2025-01-23 19:42:19,934 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 563 of 563 statements. [2025-01-23 19:42:19,934 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:42:19,934 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:35,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8719 backedges. 0 proven. 865 refuted. 0 times theorem prover too weak. 7854 trivial. 0 not checked. [2025-01-23 19:42:35,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:42:35,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823594738] [2025-01-23 19:42:35,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823594738] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:42:35,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665512390] [2025-01-23 19:42:35,362 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:42:35,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:42:35,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:42:35,363 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 19:42:35,364 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 19:42:35,448 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 563 statements into 1 equivalence classes. [2025-01-23 19:42:35,588 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 563 of 563 statements. [2025-01-23 19:42:35,588 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:42:35,588 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:35,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 1512 conjuncts, 569 conjuncts are in the unsatisfiable core [2025-01-23 19:42:35,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:42:36,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8719 backedges. 366 proven. 757 refuted. 0 times theorem prover too weak. 7596 trivial. 0 not checked. [2025-01-23 19:42:36,991 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:42:39,467 INFO L134 CoverageAnalysis]: Checked inductivity of 8719 backedges. 362 proven. 761 refuted. 0 times theorem prover too weak. 7596 trivial. 0 not checked. [2025-01-23 19:42:39,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [665512390] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:42:39,467 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:42:39,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 29, 17] total 49 [2025-01-23 19:42:39,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157780171] [2025-01-23 19:42:39,468 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:42:39,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2025-01-23 19:42:39,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:42:39,469 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2025-01-23 19:42:39,470 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=2216, Unknown=0, NotChecked=0, Total=2450 [2025-01-23 19:42:39,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:42:39,470 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:42:39,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 5.72) internal successors, (286), 49 states have internal predecessors, (286), 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 19:42:39,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:42:39,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:42:39,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:39,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:39,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:39,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:39,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:39,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:39,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:39,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:42:39,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:42:41,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:42:41,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:42:41,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:41,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:41,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:41,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:41,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:41,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:42:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-23 19:42:41,208 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 19:42:41,400 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,SelfDestructingSolverStorable30 [2025-01-23 19:42:41,400 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 19:42:41,400 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:42:41,400 INFO L139 ounterexampleChecker]: Examining path program with hash 1921365791, occurence #4 [2025-01-23 19:42:41,400 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:42:41,400 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:42:41,401 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:41,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:42:41,401 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:41,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:42:41,401 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:41,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:42:41,401 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:41,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 580 [2025-01-23 19:42:41,401 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:42:41,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 582 [2025-01-23 19:42:41,401 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:42:41,401 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:42:41,401 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:42:41,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:42:41,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1865677032, now seen corresponding path program 26 times [2025-01-23 19:42:41,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:42:41,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579443486] [2025-01-23 19:42:41,402 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:42:41,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:42:41,413 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 584 statements into 2 equivalence classes. [2025-01-23 19:42:41,480 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 584 of 584 statements. [2025-01-23 19:42:41,480 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:42:41,480 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:43,419 INFO L134 CoverageAnalysis]: Checked inductivity of 8756 backedges. 700 proven. 515 refuted. 0 times theorem prover too weak. 7541 trivial. 0 not checked. [2025-01-23 19:42:43,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:42:43,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579443486] [2025-01-23 19:42:43,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579443486] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:42:43,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [531273997] [2025-01-23 19:42:43,420 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:42:43,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:42:43,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:42:43,423 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 19:42:43,424 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 19:42:43,508 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 584 statements into 2 equivalence classes. [2025-01-23 19:42:43,639 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 584 of 584 statements. [2025-01-23 19:42:43,640 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:42:43,640 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:43,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 1562 conjuncts, 88 conjuncts are in the unsatisfiable core [2025-01-23 19:42:43,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:42:46,295 INFO L134 CoverageAnalysis]: Checked inductivity of 8756 backedges. 55 proven. 8691 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-23 19:42:46,295 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:42:47,054 INFO L134 CoverageAnalysis]: Checked inductivity of 8756 backedges. 718 proven. 66 refuted. 0 times theorem prover too weak. 7972 trivial. 0 not checked. [2025-01-23 19:42:47,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [531273997] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:42:47,054 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:42:47,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 89, 13] total 102 [2025-01-23 19:42:47,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670394976] [2025-01-23 19:42:47,054 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:42:47,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2025-01-23 19:42:47,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:42:47,056 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2025-01-23 19:42:47,058 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=798, Invalid=9504, Unknown=0, NotChecked=0, Total=10302 [2025-01-23 19:42:47,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:42:47,058 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:42:47,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 6.696078431372549) internal successors, (683), 102 states have internal predecessors, (683), 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 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:42:47,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-23 19:42:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:42:56,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:42:56,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:42:56,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-23 19:42:56,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2025-01-23 19:42:56,211 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 19:42:56,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,29 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:42:56,403 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 19:42:56,403 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:42:56,404 INFO L139 ounterexampleChecker]: Examining path program with hash -285984248, occurence #1 [2025-01-23 19:42:56,404 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:42:56,404 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:42:56,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:42:56,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1537414856, now seen corresponding path program 27 times [2025-01-23 19:42:56,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:42:56,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015738562] [2025-01-23 19:42:56,404 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:42:56,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:42:56,415 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 584 statements into 40 equivalence classes. [2025-01-23 19:42:56,603 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 40 check-sat command(s) and asserted 584 of 584 statements. [2025-01-23 19:42:56,603 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 40 check-sat command(s) [2025-01-23 19:42:56,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:59,006 INFO L134 CoverageAnalysis]: Checked inductivity of 9171 backedges. 8 proven. 346 refuted. 0 times theorem prover too weak. 8817 trivial. 0 not checked. [2025-01-23 19:42:59,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:42:59,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015738562] [2025-01-23 19:42:59,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015738562] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:42:59,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877231532] [2025-01-23 19:42:59,007 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:42:59,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:42:59,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:42:59,008 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 19:42:59,009 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 19:42:59,094 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 584 statements into 40 equivalence classes. [2025-01-23 19:42:59,385 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 40 check-sat command(s) and asserted 584 of 584 statements. [2025-01-23 19:42:59,385 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 40 check-sat command(s) [2025-01-23 19:42:59,385 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:42:59,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 1563 conjuncts, 104 conjuncts are in the unsatisfiable core [2025-01-23 19:42:59,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:43:02,677 INFO L134 CoverageAnalysis]: Checked inductivity of 9171 backedges. 2 proven. 9169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:43:02,677 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:43:03,478 INFO L134 CoverageAnalysis]: Checked inductivity of 9171 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9163 trivial. 0 not checked. [2025-01-23 19:43:03,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1877231532] provided 1 perfect and 1 imperfect interpolant sequences [2025-01-23 19:43:03,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-01-23 19:43:03,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9, 105] total 112 [2025-01-23 19:43:03,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400308587] [2025-01-23 19:43:03,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 19:43:03,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-23 19:43:03,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:43:03,479 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-23 19:43:03,480 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=493, Invalid=11939, Unknown=0, NotChecked=0, Total=12432 [2025-01-23 19:43:03,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:43:03,481 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:43:03,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2025-01-23 19:43:03,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:43:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:43:03,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-23 19:43:03,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2025-01-23 19:43:03,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:43:03,858 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 19:43:04,051 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,SelfDestructingSolverStorable32 [2025-01-23 19:43:04,051 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 19:43:04,051 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:43:04,052 INFO L139 ounterexampleChecker]: Examining path program with hash 1017027316, occurence #1 [2025-01-23 19:43:04,052 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:43:04,052 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:43:04,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:43:04,052 INFO L85 PathProgramCache]: Analyzing trace with hash 572122768, now seen corresponding path program 28 times [2025-01-23 19:43:04,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:43:04,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713265103] [2025-01-23 19:43:04,052 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:43:04,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:43:04,064 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 596 statements into 2 equivalence classes. [2025-01-23 19:43:04,154 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 595 of 596 statements. [2025-01-23 19:43:04,154 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:43:04,154 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:43:06,685 INFO L134 CoverageAnalysis]: Checked inductivity of 9206 backedges. 35 proven. 8 refuted. 0 times theorem prover too weak. 9163 trivial. 0 not checked. [2025-01-23 19:43:06,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:43:06,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713265103] [2025-01-23 19:43:06,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713265103] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:43:06,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095996672] [2025-01-23 19:43:06,685 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:43:06,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:43:06,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:43:06,687 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 19:43:06,688 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 19:43:06,773 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 596 statements into 2 equivalence classes. [2025-01-23 19:43:06,902 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 595 of 596 statements. [2025-01-23 19:43:06,903 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-01-23 19:43:06,903 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:43:06,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 1562 conjuncts, 104 conjuncts are in the unsatisfiable core [2025-01-23 19:43:06,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:43:10,173 INFO L134 CoverageAnalysis]: Checked inductivity of 9206 backedges. 5 proven. 9171 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-01-23 19:43:10,173 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:43:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 9206 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 9193 trivial. 0 not checked. [2025-01-23 19:43:10,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2095996672] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:43:10,871 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:43:10,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 105, 7] total 113 [2025-01-23 19:43:10,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140738647] [2025-01-23 19:43:10,872 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:43:10,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 113 states [2025-01-23 19:43:10,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:43:10,873 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2025-01-23 19:43:10,875 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=688, Invalid=11968, Unknown=0, NotChecked=0, Total=12656 [2025-01-23 19:43:10,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:43:10,875 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:43:10,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 113 states, 113 states have (on average 5.575221238938053) internal successors, (630), 113 states have internal predecessors, (630), 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 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:10,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:43:10,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:43:25,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:43:25,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:43:25,468 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 19:43:25,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,31 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:43:25,662 INFO L396 AbstractCegarLoop]: === Iteration 35 === 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 19:43:25,662 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:43:25,662 INFO L139 ounterexampleChecker]: Examining path program with hash -43454546, occurence #1 [2025-01-23 19:43:25,662 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:43:25,662 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:43:25,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:43:25,663 INFO L85 PathProgramCache]: Analyzing trace with hash -165117704, now seen corresponding path program 29 times [2025-01-23 19:43:25,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:43:25,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941970384] [2025-01-23 19:43:25,663 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:43:25,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:43:25,677 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 740 statements into 55 equivalence classes. [2025-01-23 19:43:25,841 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) and asserted 740 of 740 statements. [2025-01-23 19:43:25,841 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) [2025-01-23 19:43:25,841 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:43:29,658 INFO L134 CoverageAnalysis]: Checked inductivity of 17545 backedges. 1638 proven. 345 refuted. 0 times theorem prover too weak. 15562 trivial. 0 not checked. [2025-01-23 19:43:29,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:43:29,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941970384] [2025-01-23 19:43:29,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941970384] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:43:29,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245119617] [2025-01-23 19:43:29,658 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:43:29,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:43:29,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:43:29,660 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 19:43:29,661 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 19:43:29,761 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 740 statements into 55 equivalence classes. [2025-01-23 19:43:30,021 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) and asserted 740 of 740 statements. [2025-01-23 19:43:30,021 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) [2025-01-23 19:43:30,021 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:43:30,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 1956 conjuncts, 118 conjuncts are in the unsatisfiable core [2025-01-23 19:43:30,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:43:34,034 INFO L134 CoverageAnalysis]: Checked inductivity of 17545 backedges. 19 proven. 17526 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:43:34,034 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:43:34,883 INFO L134 CoverageAnalysis]: Checked inductivity of 17545 backedges. 1638 proven. 345 refuted. 0 times theorem prover too weak. 15562 trivial. 0 not checked. [2025-01-23 19:43:34,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245119617] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:43:34,883 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:43:34,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 119, 10] total 126 [2025-01-23 19:43:34,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382917288] [2025-01-23 19:43:34,883 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:43:34,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 126 states [2025-01-23 19:43:34,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:43:34,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 126 interpolants. [2025-01-23 19:43:34,886 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=681, Invalid=15069, Unknown=0, NotChecked=0, Total=15750 [2025-01-23 19:43:34,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:43:34,886 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:43:34,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 126 states, 126 states have (on average 6.380952380952381) internal successors, (804), 126 states have internal predecessors, (804), 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 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:43:34,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:43:34,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:43:34,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:43:34,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2025-01-23 19:43:34,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:43:34,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:43:34,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:43:49,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:43:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:43:49,839 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 19:43:50,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,32 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:43:50,031 INFO L396 AbstractCegarLoop]: === Iteration 36 === 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 19:43:50,031 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:43:50,032 INFO L139 ounterexampleChecker]: Examining path program with hash -2089420530, occurence #2 [2025-01-23 19:43:50,032 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:43:50,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:43:50,032 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:43:50,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:43:50,032 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:43:50,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:43:50,032 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:43:50,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:43:50,032 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:43:50,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 742 [2025-01-23 19:43:50,032 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:43:50,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 744 [2025-01-23 19:43:50,032 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:43:50,032 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:43:50,033 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:43:50,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:43:50,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1621797192, now seen corresponding path program 30 times [2025-01-23 19:43:50,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:43:50,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370056638] [2025-01-23 19:43:50,033 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:43:50,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:43:50,050 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 746 statements into 57 equivalence classes. [2025-01-23 19:43:50,355 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) and asserted 746 of 746 statements. [2025-01-23 19:43:50,355 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) [2025-01-23 19:43:50,355 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:43:54,292 INFO L134 CoverageAnalysis]: Checked inductivity of 18848 backedges. 345 proven. 2941 refuted. 0 times theorem prover too weak. 15562 trivial. 0 not checked. [2025-01-23 19:43:54,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:43:54,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370056638] [2025-01-23 19:43:54,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370056638] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:43:54,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542008118] [2025-01-23 19:43:54,292 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:43:54,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:43:54,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:43:54,294 INFO L229 MonitoredProcess]: Starting monitored process 33 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 19:43:54,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2025-01-23 19:43:54,397 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 746 statements into 57 equivalence classes. [2025-01-23 19:43:54,680 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) and asserted 746 of 746 statements. [2025-01-23 19:43:54,680 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) [2025-01-23 19:43:54,680 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:43:54,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 1972 conjuncts, 120 conjuncts are in the unsatisfiable core [2025-01-23 19:43:54,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:43:58,743 INFO L134 CoverageAnalysis]: Checked inductivity of 18848 backedges. 23 proven. 18825 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:43:58,743 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:43:59,703 INFO L134 CoverageAnalysis]: Checked inductivity of 18848 backedges. 351 proven. 2318 refuted. 0 times theorem prover too weak. 16179 trivial. 0 not checked. [2025-01-23 19:43:59,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [542008118] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:43:59,704 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:43:59,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 121, 10] total 131 [2025-01-23 19:43:59,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289893073] [2025-01-23 19:43:59,704 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:43:59,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 131 states [2025-01-23 19:43:59,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:43:59,706 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 131 interpolants. [2025-01-23 19:43:59,707 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=924, Invalid=16106, Unknown=0, NotChecked=0, Total=17030 [2025-01-23 19:43:59,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:43:59,707 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:43:59,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 131 states, 131 states have (on average 6.358778625954199) internal successors, (833), 131 states have internal predecessors, (833), 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 19:43:59,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:43:59,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:43:59,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:59,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:59,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:43:59,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:43:59,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:59,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:43:59,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:43:59,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:44:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:44:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:44:22,531 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2025-01-23 19:44:22,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2025-01-23 19:44:22,723 INFO L396 AbstractCegarLoop]: === Iteration 37 === 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 19:44:22,724 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:44:22,724 INFO L139 ounterexampleChecker]: Examining path program with hash -1492649874, occurence #6 [2025-01-23 19:44:22,724 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:44:22,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:44:22,724 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:44:22,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:44:22,724 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:44:22,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:44:22,724 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:44:22,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:44:22,724 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:44:22,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 820 [2025-01-23 19:44:22,725 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:44:22,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-01-23 19:44:22,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:44:22,725 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:44:22,725 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:44:22,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:44:22,726 INFO L85 PathProgramCache]: Analyzing trace with hash 286981438, now seen corresponding path program 31 times [2025-01-23 19:44:22,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:44:22,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093452653] [2025-01-23 19:44:22,726 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:44:22,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:44:22,743 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 824 statements into 1 equivalence classes. [2025-01-23 19:44:22,860 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 824 of 824 statements. [2025-01-23 19:44:22,860 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:44:22,861 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:44:28,129 INFO L134 CoverageAnalysis]: Checked inductivity of 20959 backedges. 66 proven. 1791 refuted. 0 times theorem prover too weak. 19102 trivial. 0 not checked. [2025-01-23 19:44:28,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:44:28,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093452653] [2025-01-23 19:44:28,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093452653] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:44:28,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1216399372] [2025-01-23 19:44:28,130 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:44:28,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:44:28,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:44:28,132 INFO L229 MonitoredProcess]: Starting monitored process 34 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 19:44:28,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2025-01-23 19:44:28,240 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 824 statements into 1 equivalence classes. [2025-01-23 19:44:28,415 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 824 of 824 statements. [2025-01-23 19:44:28,415 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:44:28,415 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:44:28,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 2164 conjuncts, 130 conjuncts are in the unsatisfiable core [2025-01-23 19:44:28,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:44:33,140 INFO L134 CoverageAnalysis]: Checked inductivity of 20959 backedges. 66 proven. 20893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:44:33,140 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:44:34,237 INFO L134 CoverageAnalysis]: Checked inductivity of 20959 backedges. 66 proven. 1108 refuted. 0 times theorem prover too weak. 19785 trivial. 0 not checked. [2025-01-23 19:44:34,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1216399372] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:44:34,237 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:44:34,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 131, 13] total 144 [2025-01-23 19:44:34,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820432244] [2025-01-23 19:44:34,238 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:44:34,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2025-01-23 19:44:34,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:44:34,239 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2025-01-23 19:44:34,242 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=783, Invalid=19809, Unknown=0, NotChecked=0, Total=20592 [2025-01-23 19:44:34,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:44:34,242 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:44:34,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 6.493055555555555) internal successors, (935), 144 states have internal predecessors, (935), 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 19:44:34,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:44:34,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:44:34,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:44:34,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:44:34,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:44:34,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:45:06,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:45:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:45:06,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2025-01-23 19:45:06,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2025-01-23 19:45:06,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2025-01-23 19:45:06,455 INFO L396 AbstractCegarLoop]: === Iteration 38 === 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 19:45:06,455 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:45:06,456 INFO L139 ounterexampleChecker]: Examining path program with hash 653713218, occurence #1 [2025-01-23 19:45:06,456 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:45:06,456 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:45:06,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:45:06,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1057073146, now seen corresponding path program 32 times [2025-01-23 19:45:06,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:45:06,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416222278] [2025-01-23 19:45:06,457 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:45:06,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:45:06,474 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 998 statements into 2 equivalence classes. [2025-01-23 19:45:06,668 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 998 of 998 statements. [2025-01-23 19:45:06,668 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:45:06,668 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:45:14,886 INFO L134 CoverageAnalysis]: Checked inductivity of 30830 backedges. 6298 proven. 2152 refuted. 0 times theorem prover too weak. 22380 trivial. 0 not checked. [2025-01-23 19:45:14,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:45:14,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416222278] [2025-01-23 19:45:14,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416222278] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:45:14,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2108483351] [2025-01-23 19:45:14,886 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:45:14,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:45:14,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:45:14,888 INFO L229 MonitoredProcess]: Starting monitored process 35 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 19:45:14,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2025-01-23 19:45:15,018 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 998 statements into 2 equivalence classes. [2025-01-23 19:45:15,240 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 998 of 998 statements. [2025-01-23 19:45:15,240 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:45:15,240 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:45:15,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 2598 conjuncts, 158 conjuncts are in the unsatisfiable core [2025-01-23 19:45:15,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:45:21,702 INFO L134 CoverageAnalysis]: Checked inductivity of 30830 backedges. 2 proven. 30828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:45:21,702 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:45:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 30830 backedges. 6395 proven. 1318 refuted. 0 times theorem prover too weak. 23117 trivial. 0 not checked. [2025-01-23 19:45:23,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2108483351] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:45:23,090 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:45:23,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 159, 10] total 169 [2025-01-23 19:45:23,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021938298] [2025-01-23 19:45:23,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:45:23,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 169 states [2025-01-23 19:45:23,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:45:23,093 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 169 interpolants. [2025-01-23 19:45:23,094 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=958, Invalid=27434, Unknown=0, NotChecked=0, Total=28392 [2025-01-23 19:45:23,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:45:23,095 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:45:23,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 169 states, 169 states have (on average 6.420118343195266) internal successors, (1085), 169 states have internal predecessors, (1085), 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 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:45:23,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 261 states. [2025-01-23 19:45:23,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:45:45,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2025-01-23 19:45:45,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:45:45,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2025-01-23 19:45:46,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2025-01-23 19:45:46,153 INFO L396 AbstractCegarLoop]: === Iteration 39 === 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 19:45:46,153 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:45:46,154 INFO L139 ounterexampleChecker]: Examining path program with hash -1432132103, occurence #1 [2025-01-23 19:45:46,154 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:45:46,154 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:45:46,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:45:46,155 INFO L85 PathProgramCache]: Analyzing trace with hash 374333348, now seen corresponding path program 33 times [2025-01-23 19:45:46,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:45:46,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614293534] [2025-01-23 19:45:46,155 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:45:46,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:45:46,177 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 1022 statements into 74 equivalence classes. [2025-01-23 19:45:47,684 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 74 check-sat command(s) and asserted 1022 of 1022 statements. [2025-01-23 19:45:47,684 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 74 check-sat command(s) [2025-01-23 19:45:47,684 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:45:56,443 INFO L134 CoverageAnalysis]: Checked inductivity of 32596 backedges. 1376 proven. 7723 refuted. 0 times theorem prover too weak. 23497 trivial. 0 not checked. [2025-01-23 19:45:56,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:45:56,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614293534] [2025-01-23 19:45:56,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614293534] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:45:56,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479782909] [2025-01-23 19:45:56,443 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:45:56,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:45:56,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:45:56,445 INFO L229 MonitoredProcess]: Starting monitored process 36 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 19:45:56,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2025-01-23 19:45:56,574 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 1022 statements into 74 equivalence classes. [2025-01-23 19:45:57,153 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 74 check-sat command(s) and asserted 1022 of 1022 statements. [2025-01-23 19:45:57,153 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 74 check-sat command(s) [2025-01-23 19:45:57,153 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:45:57,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 2658 conjuncts, 162 conjuncts are in the unsatisfiable core [2025-01-23 19:45:57,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:46:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 32596 backedges. 23 proven. 32573 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:46:03,432 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:46:04,761 INFO L134 CoverageAnalysis]: Checked inductivity of 32596 backedges. 1394 proven. 6950 refuted. 0 times theorem prover too weak. 24252 trivial. 0 not checked. [2025-01-23 19:46:04,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1479782909] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:46:04,762 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:46:04,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 163, 10] total 173 [2025-01-23 19:46:04,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431123661] [2025-01-23 19:46:04,762 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:46:04,763 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 173 states [2025-01-23 19:46:04,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:46:04,764 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 173 interpolants. [2025-01-23 19:46:04,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1385, Invalid=28371, Unknown=0, NotChecked=0, Total=29756 [2025-01-23 19:46:04,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:46:04,767 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:46:04,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 173 states, 173 states have (on average 6.421965317919075) internal successors, (1111), 173 states have internal predecessors, (1111), 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 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:46:04,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 261 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:46:04,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:46:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:46:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:46:35,658 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2025-01-23 19:46:35,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2025-01-23 19:46:35,849 INFO L396 AbstractCegarLoop]: === Iteration 40 === 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 19:46:35,849 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:46:35,849 INFO L139 ounterexampleChecker]: Examining path program with hash -1492649874, occurence #7 [2025-01-23 19:46:35,849 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:46:35,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:46:35,850 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:46:35,850 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:46:35,850 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:46:35,850 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:46:35,850 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:46:35,850 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:46:35,850 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:46:35,850 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 949 [2025-01-23 19:46:35,850 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:46:35,850 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 951 [2025-01-23 19:46:35,850 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:46:35,850 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:46:35,850 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:46:35,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:46:35,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1084827074, now seen corresponding path program 34 times [2025-01-23 19:46:35,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:46:35,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358036305] [2025-01-23 19:46:35,851 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:46:35,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:46:35,870 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 953 statements into 2 equivalence classes. [2025-01-23 19:46:36,384 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 953 of 953 statements. [2025-01-23 19:46:36,384 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 19:46:36,384 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:47:42,622 INFO L134 CoverageAnalysis]: Checked inductivity of 28656 backedges. 0 proven. 1984 refuted. 0 times theorem prover too weak. 26672 trivial. 0 not checked. [2025-01-23 19:47:42,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:47:42,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358036305] [2025-01-23 19:47:42,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358036305] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:47:42,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1474774568] [2025-01-23 19:47:42,623 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 19:47:42,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:47:42,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:47:42,624 INFO L229 MonitoredProcess]: Starting monitored process 37 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 19:47:42,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2025-01-23 19:47:42,745 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 953 statements into 2 equivalence classes. [2025-01-23 19:47:42,997 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 953 of 953 statements. [2025-01-23 19:47:42,998 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 19:47:42,998 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:47:43,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 2486 conjuncts, 967 conjuncts are in the unsatisfiable core [2025-01-23 19:47:43,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:47:45,080 INFO L134 CoverageAnalysis]: Checked inductivity of 28656 backedges. 6 proven. 1381 refuted. 0 times theorem prover too weak. 27269 trivial. 0 not checked. [2025-01-23 19:47:45,080 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:47:49,188 INFO L134 CoverageAnalysis]: Checked inductivity of 28656 backedges. 2 proven. 1385 refuted. 0 times theorem prover too weak. 27269 trivial. 0 not checked. [2025-01-23 19:47:49,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1474774568] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:47:49,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:47:49,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 30, 15] total 49 [2025-01-23 19:47:49,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939150213] [2025-01-23 19:47:49,188 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:47:49,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2025-01-23 19:47:49,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:47:49,189 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2025-01-23 19:47:49,189 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=2263, Unknown=0, NotChecked=0, Total=2450 [2025-01-23 19:47:49,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:47:49,190 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:47:49,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 6.04) internal successors, (302), 49 states have internal predecessors, (302), 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 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:47:49,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:47:49,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:47:49,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:47:49,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:47:49,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:47:49,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:47:49,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:47:49,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:47:49,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:47:49,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:47:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:47:51,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:47:51,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:47:51,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:47:51,163 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2025-01-23 19:47:51,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2025-01-23 19:47:51,353 INFO L396 AbstractCegarLoop]: === Iteration 41 === 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 19:47:51,353 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:47:51,354 INFO L139 ounterexampleChecker]: Examining path program with hash 1921365791, occurence #5 [2025-01-23 19:47:51,354 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:47:51,354 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:47:51,354 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:47:51,354 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:47:51,354 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:47:51,354 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:47:51,354 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:47:51,354 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:47:51,354 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:47:51,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 970 [2025-01-23 19:47:51,355 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:47:51,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 972 [2025-01-23 19:47:51,355 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:47:51,355 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:47:51,355 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:47:51,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:47:51,356 INFO L85 PathProgramCache]: Analyzing trace with hash 586942682, now seen corresponding path program 35 times [2025-01-23 19:47:51,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:47:51,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114562397] [2025-01-23 19:47:51,356 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:47:51,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:47:51,376 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 974 statements into 70 equivalence classes. [2025-01-23 19:47:51,727 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 70 check-sat command(s) and asserted 974 of 974 statements. [2025-01-23 19:47:51,727 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 70 check-sat command(s) [2025-01-23 19:47:51,727 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:47:58,844 INFO L134 CoverageAnalysis]: Checked inductivity of 28702 backedges. 1312 proven. 105 refuted. 0 times theorem prover too weak. 27285 trivial. 0 not checked. [2025-01-23 19:47:58,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:47:58,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114562397] [2025-01-23 19:47:58,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114562397] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:47:58,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1762840809] [2025-01-23 19:47:58,845 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 19:47:58,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:47:58,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:47:58,847 INFO L229 MonitoredProcess]: Starting monitored process 38 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 19:47:58,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2025-01-23 19:47:58,970 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 974 statements into 70 equivalence classes. [2025-01-23 19:47:59,428 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 70 check-sat command(s) and asserted 974 of 974 statements. [2025-01-23 19:47:59,428 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 70 check-sat command(s) [2025-01-23 19:47:59,428 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:47:59,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 2536 conjuncts, 152 conjuncts are in the unsatisfiable core [2025-01-23 19:47:59,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:48:05,566 INFO L134 CoverageAnalysis]: Checked inductivity of 28702 backedges. 91 proven. 28601 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-23 19:48:05,566 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:48:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 28702 backedges. 1312 proven. 105 refuted. 0 times theorem prover too weak. 27285 trivial. 0 not checked. [2025-01-23 19:48:06,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1762840809] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:48:06,706 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:48:06,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 153, 15] total 165 [2025-01-23 19:48:06,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220809907] [2025-01-23 19:48:06,707 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:48:06,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 165 states [2025-01-23 19:48:06,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:48:06,708 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 165 interpolants. [2025-01-23 19:48:06,710 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1482, Invalid=25578, Unknown=0, NotChecked=0, Total=27060 [2025-01-23 19:48:06,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:48:06,710 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:48:06,710 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 165 states, 165 states have (on average 6.490909090909091) internal successors, (1071), 165 states have internal predecessors, (1071), 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 19:48:06,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:48:06,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:48:06,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:48:06,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:48:06,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:48:06,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:48:32,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:48:32,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:48:32,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:48:32,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:48:32,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:48:32,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:32,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:48:32,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2025-01-23 19:48:32,159 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2025-01-23 19:48:32,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2025-01-23 19:48:32,349 INFO L396 AbstractCegarLoop]: === Iteration 42 === 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 19:48:32,349 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:48:32,350 INFO L139 ounterexampleChecker]: Examining path program with hash 1017027316, occurence #2 [2025-01-23 19:48:32,350 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:48:32,350 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:48:32,350 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:32,350 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:48:32,350 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:32,350 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:48:32,350 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:32,350 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:48:32,350 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:32,350 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 949 [2025-01-23 19:48:32,370 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:32,370 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 963 [2025-01-23 19:48:32,370 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:32,370 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 966 [2025-01-23 19:48:32,370 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:32,370 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 969 [2025-01-23 19:48:32,370 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:32,370 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 972 [2025-01-23 19:48:32,370 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:32,370 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 975 [2025-01-23 19:48:32,370 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:32,370 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 978 [2025-01-23 19:48:32,370 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:32,370 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 981 [2025-01-23 19:48:32,370 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:32,371 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 983 [2025-01-23 19:48:32,371 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:48:32,371 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 987 [2025-01-23 19:48:32,371 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:48:32,371 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:48:32,371 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:48:32,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:48:32,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1624960070, now seen corresponding path program 36 times [2025-01-23 19:48:32,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:48:32,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978834907] [2025-01-23 19:48:32,371 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:48:32,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:48:32,403 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 989 statements into 71 equivalence classes. [2025-01-23 19:48:32,888 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 71 check-sat command(s) and asserted 989 of 989 statements. [2025-01-23 19:48:32,889 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 71 check-sat command(s) [2025-01-23 19:48:32,889 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:48:41,864 INFO L134 CoverageAnalysis]: Checked inductivity of 29531 backedges. 70 proven. 641 refuted. 0 times theorem prover too weak. 28820 trivial. 0 not checked. [2025-01-23 19:48:41,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:48:41,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978834907] [2025-01-23 19:48:41,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978834907] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:48:41,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [996528421] [2025-01-23 19:48:41,864 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 19:48:41,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:48:41,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:48:41,866 INFO L229 MonitoredProcess]: Starting monitored process 39 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 19:48:41,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2025-01-23 19:48:41,991 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 989 statements into 71 equivalence classes. [2025-01-23 19:48:42,458 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 71 check-sat command(s) and asserted 989 of 989 statements. [2025-01-23 19:48:42,459 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 71 check-sat command(s) [2025-01-23 19:48:42,459 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:48:42,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 2572 conjuncts, 175 conjuncts are in the unsatisfiable core [2025-01-23 19:48:42,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:48:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 29531 backedges. 70 proven. 29461 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:48:49,865 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:48:50,967 INFO L134 CoverageAnalysis]: Checked inductivity of 29531 backedges. 70 proven. 16 refuted. 0 times theorem prover too weak. 29445 trivial. 0 not checked. [2025-01-23 19:48:50,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [996528421] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:48:50,968 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:48:50,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 176, 14] total 200 [2025-01-23 19:48:50,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265496835] [2025-01-23 19:48:50,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:48:50,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 200 states [2025-01-23 19:48:50,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:48:50,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 200 interpolants. [2025-01-23 19:48:50,973 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2351, Invalid=37449, Unknown=0, NotChecked=0, Total=39800 [2025-01-23 19:48:50,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:48:50,973 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:48:50,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 200 states, 200 states have (on average 5.595) internal successors, (1119), 200 states have internal predecessors, (1119), 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 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:48:50,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2025-01-23 19:48:50,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:49:32,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2025-01-23 19:49:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 196 states. [2025-01-23 19:49:32,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2025-01-23 19:49:32,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,39 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:49:32,309 INFO L396 AbstractCegarLoop]: === Iteration 43 === 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 19:49:32,309 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:49:32,310 INFO L139 ounterexampleChecker]: Examining path program with hash 653713218, occurence #2 [2025-01-23 19:49:32,310 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 19:49:32,310 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 19:49:32,310 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:49:32,310 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 19:49:32,310 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:49:32,310 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-23 19:49:32,310 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:49:32,310 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-23 19:49:32,310 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:49:32,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1300 [2025-01-23 19:49:32,311 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 19:49:32,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1302 [2025-01-23 19:49:32,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 19:49:32,311 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 19:49:32,312 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:49:32,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:49:32,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1683833876, now seen corresponding path program 37 times [2025-01-23 19:49:32,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:49:32,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855403212] [2025-01-23 19:49:32,312 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:49:32,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:49:32,335 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1304 statements into 1 equivalence classes. [2025-01-23 19:49:32,881 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1304 of 1304 statements. [2025-01-23 19:49:32,882 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:49:32,882 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:49:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 54931 backedges. 8562 proven. 2982 refuted. 0 times theorem prover too weak. 43387 trivial. 0 not checked. [2025-01-23 19:49:48,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:49:48,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855403212] [2025-01-23 19:49:48,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855403212] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:49:48,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901403185] [2025-01-23 19:49:48,907 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 19:49:48,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:49:48,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:49:48,909 INFO L229 MonitoredProcess]: Starting monitored process 40 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 19:49:48,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2025-01-23 19:49:49,066 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1304 statements into 1 equivalence classes. [2025-01-23 19:49:49,357 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1304 of 1304 statements. [2025-01-23 19:49:49,357 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 19:49:49,357 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:49:49,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 3362 conjuncts, 208 conjuncts are in the unsatisfiable core [2025-01-23 19:49:49,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:49:59,634 INFO L134 CoverageAnalysis]: Checked inductivity of 54931 backedges. 11 proven. 54920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:49:59,634 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:50:01,384 INFO L134 CoverageAnalysis]: Checked inductivity of 54931 backedges. 8659 proven. 1860 refuted. 0 times theorem prover too weak. 44412 trivial. 0 not checked. [2025-01-23 19:50:01,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901403185] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:50:01,384 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:50:01,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 209, 11] total 220 [2025-01-23 19:50:01,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940449857] [2025-01-23 19:50:01,384 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:50:01,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 220 states [2025-01-23 19:50:01,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:50:01,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 220 interpolants. [2025-01-23 19:50:01,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1236, Invalid=46944, Unknown=0, NotChecked=0, Total=48180 [2025-01-23 19:50:01,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:50:01,391 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:50:01,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 220 states, 220 states have (on average 6.363636363636363) internal successors, (1400), 220 states have internal predecessors, (1400), 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 19:50:01,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:50:01,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:50:01,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:50:01,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:50:01,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2025-01-23 19:50:01,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 196 states. [2025-01-23 19:50:01,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:50:45,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 196 states. [2025-01-23 19:50:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 180 states. [2025-01-23 19:50:45,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2025-01-23 19:50:45,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,40 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:50:45,955 INFO L396 AbstractCegarLoop]: === Iteration 44 === 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 19:50:45,955 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:50:45,955 INFO L139 ounterexampleChecker]: Examining path program with hash -808724492, occurence #1 [2025-01-23 19:50:45,955 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:50:45,955 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:50:45,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:50:45,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1538197164, now seen corresponding path program 38 times [2025-01-23 19:50:45,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:50:45,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681732037] [2025-01-23 19:50:45,956 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:50:45,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:50:45,979 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1310 statements into 2 equivalence classes. [2025-01-23 19:50:46,546 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 1310 of 1310 statements. [2025-01-23 19:50:46,546 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:50:46,546 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:51:02,721 INFO L134 CoverageAnalysis]: Checked inductivity of 56686 backedges. 1860 proven. 10414 refuted. 0 times theorem prover too weak. 44412 trivial. 0 not checked. [2025-01-23 19:51:02,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:51:02,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681732037] [2025-01-23 19:51:02,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681732037] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:51:02,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286830313] [2025-01-23 19:51:02,721 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 19:51:02,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:51:02,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:51:02,723 INFO L229 MonitoredProcess]: Starting monitored process 41 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 19:51:02,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2025-01-23 19:51:02,880 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1310 statements into 2 equivalence classes. [2025-01-23 19:51:03,169 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 1310 of 1310 statements. [2025-01-23 19:51:03,169 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 19:51:03,169 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:51:03,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 3378 conjuncts, 210 conjuncts are in the unsatisfiable core [2025-01-23 19:51:03,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:51:13,015 INFO L134 CoverageAnalysis]: Checked inductivity of 56686 backedges. 23 proven. 56663 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:51:13,015 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:51:14,719 INFO L134 CoverageAnalysis]: Checked inductivity of 56686 backedges. 1878 proven. 9359 refuted. 0 times theorem prover too weak. 45449 trivial. 0 not checked. [2025-01-23 19:51:14,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [286830313] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:51:14,719 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:51:14,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 211, 11] total 222 [2025-01-23 19:51:14,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198101442] [2025-01-23 19:51:14,720 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:51:14,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 222 states [2025-01-23 19:51:14,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:51:14,722 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 222 interpolants. [2025-01-23 19:51:14,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1793, Invalid=47269, Unknown=0, NotChecked=0, Total=49062 [2025-01-23 19:51:14,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:51:14,724 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:51:14,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 222 states, 222 states have (on average 6.346846846846847) internal successors, (1409), 222 states have internal predecessors, (1409), 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 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 196 states. [2025-01-23 19:51:14,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 180 states. [2025-01-23 19:51:14,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:52:10,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:52:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2025-01-23 19:52:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 196 states. [2025-01-23 19:52:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 180 states. [2025-01-23 19:52:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 378 states. [2025-01-23 19:52:10,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2025-01-23 19:52:10,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,41 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:52:10,519 INFO L396 AbstractCegarLoop]: === Iteration 45 === 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 19:52:10,519 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 19:52:10,520 INFO L139 ounterexampleChecker]: Examining path program with hash -1514059113, occurence #1 [2025-01-23 19:52:10,520 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 19:52:10,520 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 19:52:10,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 19:52:10,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1548233090, now seen corresponding path program 39 times [2025-01-23 19:52:10,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 19:52:10,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997981247] [2025-01-23 19:52:10,521 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:52:10,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 19:52:10,544 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 1232 statements into 93 equivalence classes. [2025-01-23 19:52:11,579 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 93 check-sat command(s) and asserted 1232 of 1232 statements. [2025-01-23 19:52:11,579 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 93 check-sat command(s) [2025-01-23 19:52:11,579 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:52:26,876 INFO L134 CoverageAnalysis]: Checked inductivity of 50823 backedges. 12 proven. 827 refuted. 0 times theorem prover too weak. 49984 trivial. 0 not checked. [2025-01-23 19:52:26,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 19:52:26,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997981247] [2025-01-23 19:52:26,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997981247] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 19:52:26,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551023924] [2025-01-23 19:52:26,877 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 19:52:26,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 19:52:26,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 19:52:26,878 INFO L229 MonitoredProcess]: Starting monitored process 42 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 19:52:26,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2025-01-23 19:52:27,026 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 1232 statements into 93 equivalence classes. [2025-01-23 19:52:27,872 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 93 check-sat command(s) and asserted 1232 of 1232 statements. [2025-01-23 19:52:27,872 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 93 check-sat command(s) [2025-01-23 19:52:27,872 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 19:52:27,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 3183 conjuncts, 212 conjuncts are in the unsatisfiable core [2025-01-23 19:52:27,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 19:52:38,243 INFO L134 CoverageAnalysis]: Checked inductivity of 50823 backedges. 10 proven. 50813 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 19:52:38,243 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 19:52:40,031 INFO L134 CoverageAnalysis]: Checked inductivity of 50823 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 50807 trivial. 0 not checked. [2025-01-23 19:52:40,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551023924] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 19:52:40,032 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 19:52:40,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 213, 9] total 222 [2025-01-23 19:52:40,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188639509] [2025-01-23 19:52:40,032 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 19:52:40,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 222 states [2025-01-23 19:52:40,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 19:52:40,035 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 222 interpolants. [2025-01-23 19:52:40,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=991, Invalid=48071, Unknown=0, NotChecked=0, Total=49062 [2025-01-23 19:52:40,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 19:52:40,037 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 19:52:40,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 222 states, 222 states have (on average 5.833333333333333) internal successors, (1295), 222 states have internal predecessors, (1295), 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 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-01-23 19:52:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 196 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 180 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 378 states. [2025-01-23 19:52:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Killed by 15