./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_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-more-buffer-series2.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 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT --- Real Ultimate output --- This is Ultimate 0.3.0-dev-ebd4107-m [2025-01-24 03:25:25,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-24 03:25:25,251 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2025-01-24 03:25:25,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-24 03:25:25,256 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-24 03:25:25,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-24 03:25:25,274 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-24 03:25:25,275 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-24 03:25:25,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-24 03:25:25,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-24 03:25:25,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-24 03:25:25,275 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-24 03:25:25,276 INFO L153 SettingsManager]: * Use SBE=true [2025-01-24 03:25:25,276 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-24 03:25:25,276 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-24 03:25:25,276 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-24 03:25:25,276 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-24 03:25:25,278 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-24 03:25:25,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-24 03:25:25,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-24 03:25:25,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-24 03:25:25,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-24 03:25:25,278 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-24 03:25:25,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-24 03:25:25,278 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-24 03:25:25,278 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-24 03:25:25,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-24 03:25:25,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-24 03:25:25,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-24 03:25:25,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-24 03:25:25,280 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-24 03:25:25,280 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-24 03:25:25,280 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 -> 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 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 -> NECESSARY_AND_SUFFICIENT [2025-01-24 03:25:25,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-24 03:25:25,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-24 03:25:25,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-24 03:25:25,606 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-24 03:25:25,606 INFO L274 PluginConnector]: CDTParser initialized [2025-01-24 03:25:25,607 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c [2025-01-24 03:25:26,950 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/2d3c5a26a/eb01a464c0ad414d81ba29a83076292b/FLAGd34ee854a [2025-01-24 03:25:27,170 INFO L384 CDTParser]: Found 1 translation units. [2025-01-24 03:25:27,171 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c [2025-01-24 03:25:27,182 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/2d3c5a26a/eb01a464c0ad414d81ba29a83076292b/FLAGd34ee854a [2025-01-24 03:25:27,201 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/2d3c5a26a/eb01a464c0ad414d81ba29a83076292b [2025-01-24 03:25:27,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-24 03:25:27,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-24 03:25:27,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-24 03:25:27,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-24 03:25:27,211 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-24 03:25:27,212 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0e5223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27, skipping insertion in model container [2025-01-24 03:25:27,213 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,230 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-24 03:25:27,418 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-more-buffer-series2.wvr.c[4284,4297] [2025-01-24 03:25:27,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-24 03:25:27,439 INFO L200 MainTranslator]: Completed pre-run [2025-01-24 03:25:27,508 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-more-buffer-series2.wvr.c[4284,4297] [2025-01-24 03:25:27,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-24 03:25:27,529 INFO L204 MainTranslator]: Completed translation [2025-01-24 03:25:27,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27 WrapperNode [2025-01-24 03:25:27,530 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-24 03:25:27,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-24 03:25:27,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-24 03:25:27,531 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-24 03:25:27,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,550 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,583 INFO L138 Inliner]: procedures = 26, calls = 63, calls flagged for inlining = 22, calls inlined = 28, statements flattened = 315 [2025-01-24 03:25:27,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-24 03:25:27,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-24 03:25:27,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-24 03:25:27,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-24 03:25:27,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,595 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,595 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,607 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-24 03:25:27,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-24 03:25:27,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-24 03:25:27,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-24 03:25:27,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (1/1) ... [2025-01-24 03:25:27,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-24 03:25:27,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:27,673 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) [2025-01-24 03:25:27,678 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 [2025-01-24 03:25:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-24 03:25:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-01-24 03:25:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-01-24 03:25:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-01-24 03:25:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-01-24 03:25:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-01-24 03:25:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-01-24 03:25:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-01-24 03:25:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-01-24 03:25:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2025-01-24 03:25:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2025-01-24 03:25:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-01-24 03:25:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-01-24 03:25:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-01-24 03:25:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-24 03:25:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-24 03:25:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-24 03:25:27,707 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-01-24 03:25:27,838 INFO L234 CfgBuilder]: Building ICFG [2025-01-24 03:25:27,840 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-24 03:25:28,377 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-24 03:25:28,377 INFO L283 CfgBuilder]: Performing block encoding [2025-01-24 03:25:28,752 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-24 03:25:28,753 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-24 03:25:28,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 03:25:28 BoogieIcfgContainer [2025-01-24 03:25:28,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-24 03:25:28,756 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-24 03:25:28,756 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-24 03:25:28,761 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-24 03:25:28,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.01 03:25:27" (1/3) ... [2025-01-24 03:25:28,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ab59f9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.01 03:25:28, skipping insertion in model container [2025-01-24 03:25:28,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 03:25:27" (2/3) ... [2025-01-24 03:25:28,763 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ab59f9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.01 03:25:28, skipping insertion in model container [2025-01-24 03:25:28,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 03:25:28" (3/3) ... [2025-01-24 03:25:28,764 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series2.wvr.c [2025-01-24 03:25:28,777 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-24 03:25:28,780 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-buffer-series2.wvr.c that has 5 procedures, 44 locations, 1 initial locations, 7 loop locations, and 1 error locations. [2025-01-24 03:25:28,780 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-24 03:25:28,868 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-01-24 03:25:28,911 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-24 03:25:28,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-24 03:25:28,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:28,916 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) [2025-01-24 03:25:28,918 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 [2025-01-24 03:25:29,009 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-24 03:25:29,024 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-01-24 03:25:29,033 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;@1cf3812, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-24 03:25:29,034 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2025-01-24 03:25:30,535 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)] === [2025-01-24 03:25:30,535 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:30,536 INFO L139 ounterexampleChecker]: Examining path program with hash 480735711, occurence #1 [2025-01-24 03:25:30,536 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:25:30,536 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:30,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:30,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1687367013, now seen corresponding path program 1 times [2025-01-24 03:25:30,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:30,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808307490] [2025-01-24 03:25:30,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:30,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:30,637 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 93 statements into 1 equivalence classes. [2025-01-24 03:25:30,878 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 93 of 93 statements. [2025-01-24 03:25:30,879 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:30,879 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:31,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-24 03:25:31,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:31,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808307490] [2025-01-24 03:25:31,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808307490] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:25:31,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-24 03:25:31,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-24 03:25:31,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806345408] [2025-01-24 03:25:31,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:25:31,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-24 03:25:31,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:31,620 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-24 03:25:31,620 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-24 03:25:31,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:31,625 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:31,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2025-01-24 03:25:31,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:31,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:31,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-24 03:25:31,762 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)] === [2025-01-24 03:25:31,762 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:31,762 INFO L139 ounterexampleChecker]: Examining path program with hash 480735711, occurence #2 [2025-01-24 03:25:31,762 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:31,762 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:31,763 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:31,763 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2025-01-24 03:25:31,774 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:31,775 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-01-24 03:25:31,775 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:31,775 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2025-01-24 03:25:31,775 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:31,775 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-01-24 03:25:31,775 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:31,776 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2025-01-24 03:25:31,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:31,878 INFO L85 PathProgramCache]: Analyzing trace with hash -372238980, now seen corresponding path program 1 times [2025-01-24 03:25:31,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:25:31,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023632844] [2025-01-24 03:25:31,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:31,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:31,900 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-01-24 03:25:31,958 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-01-24 03:25:31,958 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:31,958 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:32,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:32,248 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:25:32,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023632844] [2025-01-24 03:25:32,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023632844] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:25:32,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-24 03:25:32,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-24 03:25:32,250 INFO L172 ounterexampleChecker]: Successfully proved commutativity at non-minimality point 62. Constructing proof automaton... [2025-01-24 03:25:32,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:25:32,250 INFO L311 artialOrderCegarLoop]: Commutativity proof succeeded, skipping feasibility check. [2025-01-24 03:25:32,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-24 03:25:32,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2025-01-24 03:25:32,252 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-24 03:25:32,252 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-24 03:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:32,254 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:32,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 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) [2025-01-24 03:25:32,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:32,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:32,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:32,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:32,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-24 03:25:32,377 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)] === [2025-01-24 03:25:32,377 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:32,377 INFO L139 ounterexampleChecker]: Examining path program with hash 480735711, occurence #3 [2025-01-24 03:25:32,378 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:32,378 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:32,378 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:32,378 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2025-01-24 03:25:32,378 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:32,378 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-24 03:25:32,378 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:32,378 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2025-01-24 03:25:32,378 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:32,378 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2025-01-24 03:25:32,378 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:32,378 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2025-01-24 03:25:32,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:32,477 INFO L85 PathProgramCache]: Analyzing trace with hash 306509175, now seen corresponding path program 1 times [2025-01-24 03:25:32,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:25:32,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615096528] [2025-01-24 03:25:32,477 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:32,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:32,502 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-01-24 03:25:32,545 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-01-24 03:25:32,545 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:32,545 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:32,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:32,861 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:25:32,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615096528] [2025-01-24 03:25:32,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615096528] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:32,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [291394663] [2025-01-24 03:25:32,863 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:32,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:32,884 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-01-24 03:25:32,966 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-01-24 03:25:32,966 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:32,966 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:32,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-24 03:25:32,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:33,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:33,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [291394663] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:33,120 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:25:33,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2025-01-24 03:25:33,121 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:25:33,121 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2025-01-24 03:25:33,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:33,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1669150696, now seen corresponding path program 1 times [2025-01-24 03:25:33,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:25:33,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804273837] [2025-01-24 03:25:33,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:33,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:33,260 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-01-24 03:25:33,290 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-01-24 03:25:33,290 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:33,290 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:33,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:33,584 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:25:33,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804273837] [2025-01-24 03:25:33,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804273837] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:33,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [484330776] [2025-01-24 03:25:33,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:33,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:33,599 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-01-24 03:25:33,634 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-01-24 03:25:33,634 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:33,634 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:33,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-24 03:25:33,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:33,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:33,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [484330776] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:33,749 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:25:33,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2025-01-24 03:25:33,749 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:25:33,749 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2025-01-24 03:25:33,749 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:33,749 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-01-24 03:25:33,750 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:33,750 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:33,750 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:33,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:33,750 INFO L85 PathProgramCache]: Analyzing trace with hash -935201798, now seen corresponding path program 1 times [2025-01-24 03:25:33,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:33,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634271177] [2025-01-24 03:25:33,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:33,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:33,796 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 95 statements into 1 equivalence classes. [2025-01-24 03:25:33,832 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 95 of 95 statements. [2025-01-24 03:25:33,833 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:33,833 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:34,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:34,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634271177] [2025-01-24 03:25:34,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634271177] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:34,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [652525386] [2025-01-24 03:25:34,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:34,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:34,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:34,205 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) [2025-01-24 03:25:34,208 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 [2025-01-24 03:25:34,298 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 95 statements into 1 equivalence classes. [2025-01-24 03:25:34,381 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 95 of 95 statements. [2025-01-24 03:25:34,382 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:34,382 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:34,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-24 03:25:34,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:34,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:34,505 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:25:34,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:34,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [652525386] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:25:34,654 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:25:34,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2025-01-24 03:25:34,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312824119] [2025-01-24 03:25:34,655 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:25:34,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-01-24 03:25:34,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:34,658 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-01-24 03:25:34,658 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2025-01-24 03:25:34,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:34,658 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:34,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 11 states have internal predecessors, (87), 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) [2025-01-24 03:25:34,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:34,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:34,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:34,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:34,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:34,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:34,901 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-24 03:25:35,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable6,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2025-01-24 03:25:35,093 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)] === [2025-01-24 03:25:35,093 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:35,093 INFO L139 ounterexampleChecker]: Examining path program with hash 480735711, occurence #4 [2025-01-24 03:25:35,093 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:35,093 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:35,093 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:35,094 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-01-24 03:25:35,094 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:35,094 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2025-01-24 03:25:35,094 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:35,094 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2025-01-24 03:25:35,094 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:35,094 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-01-24 03:25:35,094 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:35,094 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2025-01-24 03:25:35,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:35,168 INFO L85 PathProgramCache]: Analyzing trace with hash 300897488, now seen corresponding path program 1 times [2025-01-24 03:25:35,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:25:35,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116569761] [2025-01-24 03:25:35,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:35,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:35,182 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 65 statements into 1 equivalence classes. [2025-01-24 03:25:35,235 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 65 of 65 statements. [2025-01-24 03:25:35,235 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:35,235 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:35,515 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:35,516 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:25:35,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116569761] [2025-01-24 03:25:35,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116569761] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:35,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2026767029] [2025-01-24 03:25:35,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:35,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:35,533 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 65 statements into 1 equivalence classes. [2025-01-24 03:25:35,584 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 65 of 65 statements. [2025-01-24 03:25:35,585 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:35,585 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:35,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-01-24 03:25:35,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:35,767 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:35,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2026767029] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:35,768 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:25:35,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2025-01-24 03:25:35,768 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:25:35,768 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2025-01-24 03:25:35,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:35,865 INFO L85 PathProgramCache]: Analyzing trace with hash -913431439, now seen corresponding path program 1 times [2025-01-24 03:25:35,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:25:35,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117527280] [2025-01-24 03:25:35,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:35,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:35,879 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-01-24 03:25:35,902 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-01-24 03:25:35,902 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:35,902 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:36,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:36,203 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:25:36,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117527280] [2025-01-24 03:25:36,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117527280] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:36,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [639860885] [2025-01-24 03:25:36,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:36,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:36,221 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-01-24 03:25:36,258 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-01-24 03:25:36,258 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:36,258 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:36,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-01-24 03:25:36,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:36,452 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-24 03:25:36,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [639860885] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:36,452 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:25:36,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2025-01-24 03:25:36,452 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:25:36,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2025-01-24 03:25:36,453 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:36,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2025-01-24 03:25:36,453 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:36,453 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:36,453 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:36,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:36,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1655728711, now seen corresponding path program 2 times [2025-01-24 03:25:36,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:36,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444245380] [2025-01-24 03:25:36,454 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:25:36,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:36,477 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 96 statements into 2 equivalence classes. [2025-01-24 03:25:36,522 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 93 of 96 statements. [2025-01-24 03:25:36,524 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-24 03:25:36,524 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:36,863 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-01-24 03:25:36,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:36,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444245380] [2025-01-24 03:25:36,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444245380] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:25:36,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-24 03:25:36,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-24 03:25:36,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231178129] [2025-01-24 03:25:36,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:25:36,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-24 03:25:36,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:36,865 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-24 03:25:36,865 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-01-24 03:25:36,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:36,866 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:36,866 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 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) [2025-01-24 03:25:36,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:36,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:36,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:36,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:37,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:37,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:37,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:37,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:37,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable9 [2025-01-24 03:25:37,084 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)] === [2025-01-24 03:25:37,084 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:37,084 INFO L139 ounterexampleChecker]: Examining path program with hash -950118489, occurence #1 [2025-01-24 03:25:37,084 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:25:37,085 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:37,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:37,085 INFO L85 PathProgramCache]: Analyzing trace with hash -2086170091, now seen corresponding path program 3 times [2025-01-24 03:25:37,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:37,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392984397] [2025-01-24 03:25:37,085 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-24 03:25:37,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:37,101 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 102 statements into 4 equivalence classes. [2025-01-24 03:25:37,125 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 57 of 102 statements. [2025-01-24 03:25:37,125 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-24 03:25:37,125 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2025-01-24 03:25:37,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:37,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392984397] [2025-01-24 03:25:37,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392984397] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:25:37,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-24 03:25:37,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-01-24 03:25:37,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659416404] [2025-01-24 03:25:37,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:25:37,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-24 03:25:37,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:37,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-24 03:25:37,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2025-01-24 03:25:37,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:37,426 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:37,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-24 03:25:37,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:37,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:37,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:37,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:37,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:38,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:38,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:38,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:38,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:38,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:38,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-01-24 03:25:38,210 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)] === [2025-01-24 03:25:38,211 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:38,211 INFO L139 ounterexampleChecker]: Examining path program with hash 2145827330, occurence #1 [2025-01-24 03:25:38,211 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:25:38,211 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:38,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:38,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1037229677, now seen corresponding path program 4 times [2025-01-24 03:25:38,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:38,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976198777] [2025-01-24 03:25:38,214 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:25:38,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:38,232 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 105 statements into 2 equivalence classes. [2025-01-24 03:25:38,311 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 105 of 105 statements. [2025-01-24 03:25:38,311 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:25:38,311 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:38,915 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 23 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-01-24 03:25:38,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:38,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976198777] [2025-01-24 03:25:38,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976198777] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:38,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006231807] [2025-01-24 03:25:38,915 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:25:38,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:38,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:38,918 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) [2025-01-24 03:25:38,921 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 [2025-01-24 03:25:39,024 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 105 statements into 2 equivalence classes. [2025-01-24 03:25:39,109 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 105 of 105 statements. [2025-01-24 03:25:39,109 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:25:39,109 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:39,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 585 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-01-24 03:25:39,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:39,338 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2025-01-24 03:25:39,339 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:25:39,643 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2025-01-24 03:25:39,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2006231807] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:25:39,643 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:25:39,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7, 7] total 24 [2025-01-24 03:25:39,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860218852] [2025-01-24 03:25:39,645 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:25:39,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2025-01-24 03:25:39,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:39,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2025-01-24 03:25:39,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2025-01-24 03:25:39,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:39,648 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:39,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 7.958333333333333) internal successors, (191), 24 states have internal predecessors, (191), 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) [2025-01-24 03:25:39,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:39,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:39,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:39,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:39,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:39,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:40,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:40,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:40,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:40,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:40,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:40,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:40,652 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-01-24 03:25:40,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:40,844 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)] === [2025-01-24 03:25:40,844 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:40,844 INFO L139 ounterexampleChecker]: Examining path program with hash -909380010, occurence #1 [2025-01-24 03:25:40,844 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:25:40,844 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:40,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:40,845 INFO L85 PathProgramCache]: Analyzing trace with hash 189650436, now seen corresponding path program 5 times [2025-01-24 03:25:40,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:40,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825969710] [2025-01-24 03:25:40,845 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:25:40,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:40,860 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 59 statements into 3 equivalence classes. [2025-01-24 03:25:40,890 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) and asserted 59 of 59 statements. [2025-01-24 03:25:40,890 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2025-01-24 03:25:40,890 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:41,127 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-01-24 03:25:41,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:41,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825969710] [2025-01-24 03:25:41,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825969710] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:41,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782372925] [2025-01-24 03:25:41,128 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:25:41,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:41,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:41,130 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) [2025-01-24 03:25:41,133 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 [2025-01-24 03:25:41,212 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 59 statements into 3 equivalence classes. [2025-01-24 03:25:41,284 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) and asserted 59 of 59 statements. [2025-01-24 03:25:41,284 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2025-01-24 03:25:41,284 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:41,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 13 conjuncts are in the unsatisfiable core [2025-01-24 03:25:41,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:41,593 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-01-24 03:25:41,593 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:25:42,031 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-01-24 03:25:42,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782372925] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:25:42,032 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:25:42,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 27 [2025-01-24 03:25:42,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309455073] [2025-01-24 03:25:42,032 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:25:42,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2025-01-24 03:25:42,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:42,033 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2025-01-24 03:25:42,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=203, Invalid=553, Unknown=0, NotChecked=0, Total=756 [2025-01-24 03:25:42,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:42,033 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:42,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 5.642857142857143) internal successors, (158), 27 states have internal predecessors, (158), 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) [2025-01-24 03:25:42,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:42,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:42,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:42,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:42,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:42,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:42,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:42,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:42,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:42,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:42,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:42,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:42,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:42,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:42,391 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 [2025-01-24 03:25:42,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:42,584 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)] === [2025-01-24 03:25:42,584 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:42,584 INFO L139 ounterexampleChecker]: Examining path program with hash -909380010, occurence #2 [2025-01-24 03:25:42,584 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:42,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:42,584 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:42,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-01-24 03:25:42,584 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:42,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2025-01-24 03:25:42,585 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:42,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2025-01-24 03:25:42,585 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:42,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-01-24 03:25:42,585 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:42,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2025-01-24 03:25:42,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2025-01-24 03:25:42,586 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2025-01-24 03:25:42,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:42,586 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:42,586 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:42,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:42,586 INFO L85 PathProgramCache]: Analyzing trace with hash -1887179055, now seen corresponding path program 6 times [2025-01-24 03:25:42,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:42,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016190520] [2025-01-24 03:25:42,586 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-24 03:25:42,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:42,599 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 60 statements into 3 equivalence classes. [2025-01-24 03:25:42,642 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) and asserted 39 of 60 statements. [2025-01-24 03:25:42,643 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2025-01-24 03:25:42,643 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:42,905 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2025-01-24 03:25:42,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:42,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016190520] [2025-01-24 03:25:42,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016190520] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:25:42,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-24 03:25:42,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-24 03:25:42,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508358243] [2025-01-24 03:25:42,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:25:42,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-24 03:25:42,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:42,906 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-24 03:25:42,906 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-01-24 03:25:42,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:42,907 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:42,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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) [2025-01-24 03:25:42,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:42,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:42,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:42,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:42,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:42,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:42,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:42,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:43,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:43,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:43,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:43,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:43,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:43,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:43,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:43,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:43,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-01-24 03:25:43,380 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)] === [2025-01-24 03:25:43,380 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:43,380 INFO L139 ounterexampleChecker]: Examining path program with hash 2132243922, occurence #1 [2025-01-24 03:25:43,381 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:25:43,381 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:43,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:43,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1019457561, now seen corresponding path program 7 times [2025-01-24 03:25:43,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:43,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550789751] [2025-01-24 03:25:43,382 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-24 03:25:43,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:43,398 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-01-24 03:25:43,416 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-01-24 03:25:43,416 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:43,416 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:43,551 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:43,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:43,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550789751] [2025-01-24 03:25:43,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550789751] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:43,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [612305671] [2025-01-24 03:25:43,551 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-24 03:25:43,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:43,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:43,554 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) [2025-01-24 03:25:43,556 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 [2025-01-24 03:25:43,634 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-01-24 03:25:43,679 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-01-24 03:25:43,680 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:43,680 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:43,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-24 03:25:43,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:43,747 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-01-24 03:25:43,748 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-24 03:25:43,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [612305671] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:25:43,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-24 03:25:43,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2025-01-24 03:25:43,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347216824] [2025-01-24 03:25:43,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:25:43,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-24 03:25:43,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:43,748 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-24 03:25:43,749 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-01-24 03:25:43,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:43,749 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:43,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 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) [2025-01-24 03:25:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:44,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:44,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:44,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:44,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:44,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:44,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:44,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:44,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:44,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:44,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-01-24 03:25:44,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-01-24 03:25:44,239 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)] === [2025-01-24 03:25:44,239 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:44,239 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #1 [2025-01-24 03:25:44,239 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:25:44,239 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:44,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:44,240 INFO L85 PathProgramCache]: Analyzing trace with hash -255719889, now seen corresponding path program 8 times [2025-01-24 03:25:44,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:44,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162847279] [2025-01-24 03:25:44,240 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:25:44,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:44,253 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 54 statements into 2 equivalence classes. [2025-01-24 03:25:44,285 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 54 of 54 statements. [2025-01-24 03:25:44,285 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:25:44,286 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:44,692 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:44,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:44,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162847279] [2025-01-24 03:25:44,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162847279] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:44,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394165939] [2025-01-24 03:25:44,692 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:25:44,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:44,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:44,695 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) [2025-01-24 03:25:44,698 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 [2025-01-24 03:25:44,780 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 54 statements into 2 equivalence classes. [2025-01-24 03:25:44,832 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 54 of 54 statements. [2025-01-24 03:25:44,833 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:25:44,833 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:44,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-01-24 03:25:44,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:45,004 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:45,004 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-24 03:25:45,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [394165939] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:25:45,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-24 03:25:45,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 14 [2025-01-24 03:25:45,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652079345] [2025-01-24 03:25:45,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:25:45,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-24 03:25:45,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:45,006 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-24 03:25:45,006 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2025-01-24 03:25:45,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:45,006 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:45,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 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) [2025-01-24 03:25:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:45,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:45,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:45,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:45,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:45,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:45,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:45,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:45,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:45,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:45,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:45,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:45,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2025-01-24 03:25:45,334 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,SelfDestructingSolverStorable17 [2025-01-24 03:25:45,335 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)] === [2025-01-24 03:25:45,335 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:45,335 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #2 [2025-01-24 03:25:45,335 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:45,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:45,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:45,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2025-01-24 03:25:45,337 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:45,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2025-01-24 03:25:45,337 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:45,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-01-24 03:25:45,337 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:45,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-01-24 03:25:45,337 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:45,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2025-01-24 03:25:45,337 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:45,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2025-01-24 03:25:45,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:45,337 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:45,337 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:45,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:45,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1045130724, now seen corresponding path program 1 times [2025-01-24 03:25:45,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:45,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691577628] [2025-01-24 03:25:45,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:45,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:45,347 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-01-24 03:25:45,362 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-01-24 03:25:45,362 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:45,362 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:45,612 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:45,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:45,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691577628] [2025-01-24 03:25:45,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691577628] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:45,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152332982] [2025-01-24 03:25:45,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:25:45,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:45,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:45,617 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) [2025-01-24 03:25:45,620 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 [2025-01-24 03:25:45,702 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-01-24 03:25:45,748 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-01-24 03:25:45,749 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:45,749 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:45,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-01-24 03:25:45,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:45,923 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:45,923 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:25:46,165 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:46,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [152332982] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:25:46,165 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:25:46,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 9] total 20 [2025-01-24 03:25:46,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839720224] [2025-01-24 03:25:46,166 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:25:46,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2025-01-24 03:25:46,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:46,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2025-01-24 03:25:46,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2025-01-24 03:25:46,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:46,167 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:46,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.9523809523809526) internal successors, (125), 20 states have internal predecessors, (125), 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) [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:46,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:46,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-01-24 03:25:46,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:46,813 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)] === [2025-01-24 03:25:46,813 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:46,813 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #3 [2025-01-24 03:25:46,813 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:46,813 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:46,814 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:46,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-01-24 03:25:46,814 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:46,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2025-01-24 03:25:46,814 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:46,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2025-01-24 03:25:46,814 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:46,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2025-01-24 03:25:46,814 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:46,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2025-01-24 03:25:46,814 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:46,815 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2025-01-24 03:25:46,815 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:46,815 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:46,815 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:46,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:46,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1578173233, now seen corresponding path program 2 times [2025-01-24 03:25:46,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:46,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801422993] [2025-01-24 03:25:46,816 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:25:46,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:46,829 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 56 statements into 2 equivalence classes. [2025-01-24 03:25:46,867 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 56 of 56 statements. [2025-01-24 03:25:46,868 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:25:46,868 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:47,129 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:47,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:47,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801422993] [2025-01-24 03:25:47,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801422993] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:47,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295970868] [2025-01-24 03:25:47,129 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:25:47,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:47,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:47,131 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) [2025-01-24 03:25:47,135 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 [2025-01-24 03:25:47,228 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 56 statements into 2 equivalence classes. [2025-01-24 03:25:47,286 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 56 of 56 statements. [2025-01-24 03:25:47,286 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:25:47,286 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:47,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-01-24 03:25:47,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:47,609 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:47,609 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:25:47,841 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:47,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295970868] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:25:47,842 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:25:47,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 9] total 22 [2025-01-24 03:25:47,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302602265] [2025-01-24 03:25:47,842 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:25:47,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-01-24 03:25:47,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:47,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-01-24 03:25:47,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=411, Unknown=0, NotChecked=0, Total=506 [2025-01-24 03:25:47,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:47,843 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:47,843 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.782608695652174) internal successors, (133), 22 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) [2025-01-24 03:25:47,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:47,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:48,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:48,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:48,350 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 [2025-01-24 03:25:48,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:48,542 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)] === [2025-01-24 03:25:48,542 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:48,543 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #4 [2025-01-24 03:25:48,543 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:48,543 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:48,543 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:48,543 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-01-24 03:25:48,543 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:48,543 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2025-01-24 03:25:48,543 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:48,543 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2025-01-24 03:25:48,543 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:48,543 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2025-01-24 03:25:48,543 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:48,543 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2025-01-24 03:25:48,543 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:48,543 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2025-01-24 03:25:48,543 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:48,543 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:48,543 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:48,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:48,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1501906395, now seen corresponding path program 3 times [2025-01-24 03:25:48,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:48,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522916802] [2025-01-24 03:25:48,544 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-24 03:25:48,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:48,559 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 68 statements into 3 equivalence classes. [2025-01-24 03:25:48,663 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 68 of 68 statements. [2025-01-24 03:25:48,663 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-24 03:25:48,664 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:48,975 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 16 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:48,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:48,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522916802] [2025-01-24 03:25:48,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522916802] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:48,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724117220] [2025-01-24 03:25:48,975 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-24 03:25:48,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:48,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:48,978 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) [2025-01-24 03:25:48,980 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 [2025-01-24 03:25:49,075 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 68 statements into 3 equivalence classes. [2025-01-24 03:25:49,146 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 68 of 68 statements. [2025-01-24 03:25:49,146 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-24 03:25:49,146 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:49,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-01-24 03:25:49,150 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:49,356 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:25:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 16 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:49,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724117220] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:25:49,616 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:25:49,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 12] total 25 [2025-01-24 03:25:49,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434904155] [2025-01-24 03:25:49,616 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:25:49,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2025-01-24 03:25:49,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:49,617 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2025-01-24 03:25:49,618 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2025-01-24 03:25:49,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:49,618 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:49,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 6.0) internal successors, (156), 25 states have internal predecessors, (156), 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) [2025-01-24 03:25:49,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:49,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:49,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:49,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:49,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:49,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:49,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:49,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:49,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:49,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:49,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:49,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:49,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:50,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:25:50,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2025-01-24 03:25:50,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:50,410 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)] === [2025-01-24 03:25:50,410 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:50,410 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #5 [2025-01-24 03:25:50,410 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:50,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:50,410 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:50,410 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2025-01-24 03:25:50,411 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:50,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-01-24 03:25:50,411 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:50,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2025-01-24 03:25:50,411 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:50,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2025-01-24 03:25:50,411 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:50,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2025-01-24 03:25:50,411 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:50,411 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2025-01-24 03:25:50,411 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:50,411 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:50,411 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:50,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:50,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1825534768, now seen corresponding path program 4 times [2025-01-24 03:25:50,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:50,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780691037] [2025-01-24 03:25:50,412 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:25:50,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:50,429 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 69 statements into 2 equivalence classes. [2025-01-24 03:25:50,456 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 69 of 69 statements. [2025-01-24 03:25:50,456 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:25:50,456 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:50,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:50,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780691037] [2025-01-24 03:25:50,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780691037] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:50,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1190296994] [2025-01-24 03:25:50,758 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:25:50,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:50,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:50,760 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) [2025-01-24 03:25:50,762 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 [2025-01-24 03:25:50,859 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 69 statements into 2 equivalence classes. [2025-01-24 03:25:50,913 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 69 of 69 statements. [2025-01-24 03:25:50,913 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:25:50,913 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:50,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-01-24 03:25:50,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:51,163 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:51,163 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:25:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-01-24 03:25:51,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1190296994] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:25:51,408 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:25:51,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 24 [2025-01-24 03:25:51,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502790234] [2025-01-24 03:25:51,408 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:25:51,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2025-01-24 03:25:51,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:51,409 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2025-01-24 03:25:51,409 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=484, Unknown=0, NotChecked=0, Total=600 [2025-01-24 03:25:51,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:51,410 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:51,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 5.64) internal successors, (141), 24 states have internal predecessors, (141), 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) [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:25:51,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:51,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:25:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:25:51,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-01-24 03:25:52,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:52,129 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)] === [2025-01-24 03:25:52,129 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:52,129 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #6 [2025-01-24 03:25:52,129 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:52,129 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:52,129 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:52,129 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2025-01-24 03:25:52,129 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:52,129 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-01-24 03:25:52,130 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:52,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2025-01-24 03:25:52,130 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:52,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2025-01-24 03:25:52,130 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:52,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2025-01-24 03:25:52,130 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:52,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2025-01-24 03:25:52,130 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:52,130 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:52,130 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:52,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:52,130 INFO L85 PathProgramCache]: Analyzing trace with hash 326229084, now seen corresponding path program 5 times [2025-01-24 03:25:52,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:52,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330346255] [2025-01-24 03:25:52,130 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:25:52,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:52,143 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 81 statements into 4 equivalence classes. [2025-01-24 03:25:52,193 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) and asserted 81 of 81 statements. [2025-01-24 03:25:52,193 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2025-01-24 03:25:52,193 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:52,418 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 38 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:52,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:52,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330346255] [2025-01-24 03:25:52,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330346255] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:52,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1907538511] [2025-01-24 03:25:52,419 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:25:52,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:52,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:52,421 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) [2025-01-24 03:25:52,424 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 [2025-01-24 03:25:52,524 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 81 statements into 4 equivalence classes. [2025-01-24 03:25:52,740 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) and asserted 81 of 81 statements. [2025-01-24 03:25:52,740 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2025-01-24 03:25:52,740 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:52,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-01-24 03:25:52,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:53,005 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 32 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:53,005 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:25:53,339 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 37 proven. 14 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:53,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1907538511] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:25:53,339 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:25:53,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 23 [2025-01-24 03:25:53,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035598532] [2025-01-24 03:25:53,340 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:25:53,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-01-24 03:25:53,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:53,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-01-24 03:25:53,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=371, Unknown=0, NotChecked=0, Total=506 [2025-01-24 03:25:53,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:53,342 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:53,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 7.695652173913044) internal successors, (177), 23 states have internal predecessors, (177), 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) [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:25:53,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:53,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:53,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:53,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:53,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:53,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:53,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:53,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:53,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:53,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:53,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:53,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:53,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:53,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:25:53,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:25:53,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:25:53,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-01-24 03:25:53,866 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,SelfDestructingSolverStorable22 [2025-01-24 03:25:53,866 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)] === [2025-01-24 03:25:53,866 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:53,866 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #7 [2025-01-24 03:25:53,866 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:53,866 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:53,866 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:53,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2025-01-24 03:25:53,867 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:53,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2025-01-24 03:25:53,867 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:53,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-01-24 03:25:53,867 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:53,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2025-01-24 03:25:53,867 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:53,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2025-01-24 03:25:53,867 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:53,867 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2025-01-24 03:25:53,867 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:53,867 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:53,867 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:53,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:53,867 INFO L85 PathProgramCache]: Analyzing trace with hash 354569310, now seen corresponding path program 6 times [2025-01-24 03:25:53,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:53,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038301185] [2025-01-24 03:25:53,867 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-24 03:25:53,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:53,882 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 82 statements into 4 equivalence classes. [2025-01-24 03:25:54,000 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) and asserted 82 of 82 statements. [2025-01-24 03:25:54,001 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2025-01-24 03:25:54,001 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:54,691 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 26 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:54,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:54,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038301185] [2025-01-24 03:25:54,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038301185] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:54,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [169027044] [2025-01-24 03:25:54,692 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-24 03:25:54,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:54,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:54,694 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) [2025-01-24 03:25:54,696 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 [2025-01-24 03:25:54,786 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 82 statements into 4 equivalence classes. [2025-01-24 03:25:54,862 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) and asserted 82 of 82 statements. [2025-01-24 03:25:54,862 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2025-01-24 03:25:54,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:54,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-01-24 03:25:54,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:55,150 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 27 proven. 27 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:55,150 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:25:55,476 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:55,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [169027044] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:25:55,477 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:25:55,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 14] total 34 [2025-01-24 03:25:55,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360275090] [2025-01-24 03:25:55,477 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:25:55,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2025-01-24 03:25:55,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:55,478 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2025-01-24 03:25:55,479 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=993, Unknown=0, NotChecked=0, Total=1190 [2025-01-24 03:25:55,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:55,479 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:55,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 5.542857142857143) internal successors, (194), 34 states have internal predecessors, (194), 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) [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:25:55,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:25:56,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:25:56,275 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2025-01-24 03:25:56,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:56,465 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)] === [2025-01-24 03:25:56,465 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:56,465 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #8 [2025-01-24 03:25:56,466 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:56,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:56,466 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:56,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2025-01-24 03:25:56,466 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:56,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-01-24 03:25:56,466 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:56,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-01-24 03:25:56,466 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:56,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-01-24 03:25:56,466 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:56,467 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2025-01-24 03:25:56,467 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:56,467 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2025-01-24 03:25:56,467 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:56,467 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:56,467 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:56,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:56,467 INFO L85 PathProgramCache]: Analyzing trace with hash 711449541, now seen corresponding path program 7 times [2025-01-24 03:25:56,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:56,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053229482] [2025-01-24 03:25:56,468 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-24 03:25:56,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:56,482 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 83 statements into 1 equivalence classes. [2025-01-24 03:25:56,510 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 83 of 83 statements. [2025-01-24 03:25:56,510 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:56,510 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:56,908 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 3 proven. 55 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:56,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:56,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053229482] [2025-01-24 03:25:56,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053229482] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:56,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103084381] [2025-01-24 03:25:56,909 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-24 03:25:56,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:56,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:56,911 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) [2025-01-24 03:25:56,914 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 [2025-01-24 03:25:57,020 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 83 statements into 1 equivalence classes. [2025-01-24 03:25:57,085 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 83 of 83 statements. [2025-01-24 03:25:57,085 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:25:57,085 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:57,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-01-24 03:25:57,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:57,409 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 6 proven. 52 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:57,409 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:25:57,720 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 48 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:57,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [103084381] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:25:57,720 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:25:57,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 13] total 33 [2025-01-24 03:25:57,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855682362] [2025-01-24 03:25:57,720 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:25:57,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2025-01-24 03:25:57,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:25:57,721 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2025-01-24 03:25:57,722 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=911, Unknown=0, NotChecked=0, Total=1122 [2025-01-24 03:25:57,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:57,722 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:25:57,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 5.470588235294118) internal successors, (186), 33 states have internal predecessors, (186), 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) [2025-01-24 03:25:57,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:57,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:57,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:57,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:57,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:57,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:57,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:57,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:57,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:25:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:25:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:25:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:25:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:25:58,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:25:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:25:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:25:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:25:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:25:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:25:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:25:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:25:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:25:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:25:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:25:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:25:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:25:58,429 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2025-01-24 03:25:58,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:58,619 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)] === [2025-01-24 03:25:58,619 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:25:58,619 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #9 [2025-01-24 03:25:58,619 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:25:58,619 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:25:58,619 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:58,619 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2025-01-24 03:25:58,619 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:58,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-01-24 03:25:58,620 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:58,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-01-24 03:25:58,620 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:58,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-01-24 03:25:58,620 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:58,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2025-01-24 03:25:58,620 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:25:58,620 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-01-24 03:25:58,620 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:25:58,620 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:25:58,620 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:25:58,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:25:58,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1081515055, now seen corresponding path program 8 times [2025-01-24 03:25:58,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:25:58,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811379040] [2025-01-24 03:25:58,621 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:25:58,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:25:58,639 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 95 statements into 2 equivalence classes. [2025-01-24 03:25:58,678 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 95 of 95 statements. [2025-01-24 03:25:58,678 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:25:58,678 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:58,984 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 73 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2025-01-24 03:25:58,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:25:58,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811379040] [2025-01-24 03:25:58,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811379040] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:25:58,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [357986692] [2025-01-24 03:25:58,985 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:25:58,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:25:58,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:25:58,987 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) [2025-01-24 03:25:58,991 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 [2025-01-24 03:25:59,109 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 95 statements into 2 equivalence classes. [2025-01-24 03:25:59,179 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 95 of 95 statements. [2025-01-24 03:25:59,179 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:25:59,179 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:25:59,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-01-24 03:25:59,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:25:59,586 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 62 proven. 36 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:25:59,586 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:26:00,015 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 56 proven. 42 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-01-24 03:26:00,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [357986692] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:26:00,016 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:26:00,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12, 12] total 32 [2025-01-24 03:26:00,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946767592] [2025-01-24 03:26:00,016 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:26:00,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2025-01-24 03:26:00,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:26:00,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2025-01-24 03:26:00,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=798, Unknown=0, NotChecked=0, Total=992 [2025-01-24 03:26:00,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:00,017 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:26:00,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 7.4375) internal successors, (238), 32 states have internal predecessors, (238), 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) [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:00,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:00,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:00,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:00,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:00,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2025-01-24 03:26:00,678 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,SelfDestructingSolverStorable25 [2025-01-24 03:26:00,679 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)] === [2025-01-24 03:26:00,679 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:26:00,679 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #10 [2025-01-24 03:26:00,679 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:26:00,679 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:26:00,679 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:00,679 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-01-24 03:26:00,679 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:00,679 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2025-01-24 03:26:00,679 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:00,679 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2025-01-24 03:26:00,679 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:00,679 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-01-24 03:26:00,679 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:00,679 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-01-24 03:26:00,679 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:00,680 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-01-24 03:26:00,680 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:00,680 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:26:00,680 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:26:00,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:00,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1926036390, now seen corresponding path program 9 times [2025-01-24 03:26:00,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:26:00,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374726768] [2025-01-24 03:26:00,680 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-24 03:26:00,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:00,694 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 97 statements into 5 equivalence classes. [2025-01-24 03:26:00,946 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 97 of 97 statements. [2025-01-24 03:26:00,947 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-24 03:26:00,947 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-01-24 03:26:02,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:26:02,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374726768] [2025-01-24 03:26:02,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374726768] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:02,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254917593] [2025-01-24 03:26:02,348 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-24 03:26:02,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:26:02,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:26:02,351 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) [2025-01-24 03:26:02,353 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 [2025-01-24 03:26:02,492 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 97 statements into 5 equivalence classes. [2025-01-24 03:26:02,783 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 97 of 97 statements. [2025-01-24 03:26:02,784 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-24 03:26:02,784 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:02,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-01-24 03:26:02,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:03,323 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 57 proven. 41 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-01-24 03:26:03,323 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:26:03,863 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 53 proven. 45 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-01-24 03:26:03,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254917593] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:26:03,864 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:26:03,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 13, 16] total 40 [2025-01-24 03:26:03,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338889069] [2025-01-24 03:26:03,864 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:26:03,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2025-01-24 03:26:03,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:26:03,865 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2025-01-24 03:26:03,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=1414, Unknown=0, NotChecked=0, Total=1640 [2025-01-24 03:26:03,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:03,867 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:26:03,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 5.195121951219512) internal successors, (213), 40 states have internal predecessors, (213), 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) [2025-01-24 03:26:03,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:03,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:03,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:03,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:03,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:05,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:05,172 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2025-01-24 03:26:05,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2025-01-24 03:26:05,361 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)] === [2025-01-24 03:26:05,361 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:26:05,362 INFO L139 ounterexampleChecker]: Examining path program with hash 1212369079, occurence #11 [2025-01-24 03:26:05,362 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:26:05,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:26:05,362 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:05,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2025-01-24 03:26:05,362 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:05,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-01-24 03:26:05,362 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:05,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2025-01-24 03:26:05,362 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:05,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2025-01-24 03:26:05,362 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:05,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2025-01-24 03:26:05,362 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:05,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 96 [2025-01-24 03:26:05,362 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:05,362 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:26:05,362 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:26:05,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:05,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1687177579, now seen corresponding path program 10 times [2025-01-24 03:26:05,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:26:05,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890906884] [2025-01-24 03:26:05,363 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:26:05,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:05,380 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 98 statements into 2 equivalence classes. [2025-01-24 03:26:05,428 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 98 of 98 statements. [2025-01-24 03:26:05,428 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:26:05,428 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 6 proven. 97 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-01-24 03:26:05,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:26:05,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890906884] [2025-01-24 03:26:05,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890906884] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:05,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312834560] [2025-01-24 03:26:05,962 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:26:05,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:26:05,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:26:05,965 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) [2025-01-24 03:26:05,982 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 [2025-01-24 03:26:06,105 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 98 statements into 2 equivalence classes. [2025-01-24 03:26:06,175 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 98 of 98 statements. [2025-01-24 03:26:06,176 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:26:06,176 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:06,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-01-24 03:26:06,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:06,791 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 10 proven. 93 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-01-24 03:26:06,791 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:26:07,196 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 15 proven. 88 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-01-24 03:26:07,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [312834560] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:26:07,196 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:26:07,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 18, 16] total 40 [2025-01-24 03:26:07,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523824718] [2025-01-24 03:26:07,197 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:26:07,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2025-01-24 03:26:07,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:26:07,200 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2025-01-24 03:26:07,200 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=1354, Unknown=0, NotChecked=0, Total=1640 [2025-01-24 03:26:07,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:07,200 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:26:07,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 5.048780487804878) internal successors, (207), 40 states have internal predecessors, (207), 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) [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:08,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:08,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:08,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:08,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:08,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:26:08,510 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2025-01-24 03:26:08,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2025-01-24 03:26:08,704 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)] === [2025-01-24 03:26:08,704 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:26:08,705 INFO L139 ounterexampleChecker]: Examining path program with hash -1156644376, occurence #1 [2025-01-24 03:26:08,705 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:26:08,705 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:26:08,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:08,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1986959851, now seen corresponding path program 11 times [2025-01-24 03:26:08,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:26:08,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235296418] [2025-01-24 03:26:08,705 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:26:08,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:08,733 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 170 statements into 8 equivalence classes. [2025-01-24 03:26:08,943 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) and asserted 170 of 170 statements. [2025-01-24 03:26:08,943 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2025-01-24 03:26:08,943 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:09,845 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 282 proven. 71 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-01-24 03:26:09,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:26:09,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235296418] [2025-01-24 03:26:09,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235296418] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:09,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31218470] [2025-01-24 03:26:09,846 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:26:09,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:26:09,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:26:09,848 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) [2025-01-24 03:26:09,852 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 [2025-01-24 03:26:10,001 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 170 statements into 8 equivalence classes. [2025-01-24 03:26:10,705 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) and asserted 170 of 170 statements. [2025-01-24 03:26:10,706 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2025-01-24 03:26:10,706 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:10,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-01-24 03:26:10,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:11,274 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 284 proven. 55 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2025-01-24 03:26:11,274 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:26:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 280 proven. 59 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2025-01-24 03:26:11,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [31218470] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:26:11,863 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:26:11,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15, 15] total 47 [2025-01-24 03:26:11,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359624426] [2025-01-24 03:26:11,863 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:26:11,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2025-01-24 03:26:11,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:26:11,864 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2025-01-24 03:26:11,865 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=529, Invalid=1727, Unknown=0, NotChecked=0, Total=2256 [2025-01-24 03:26:11,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:11,865 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:26:11,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 7.729166666666667) internal successors, (371), 47 states have internal predecessors, (371), 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) [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:11,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:11,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:11,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:11,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:11,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:11,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:11,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:11,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:11,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:26:11,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:12,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:12,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:12,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:12,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:12,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:12,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:12,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:12,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:12,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:12,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:26:12,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:12,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2025-01-24 03:26:12,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2025-01-24 03:26:12,432 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)] === [2025-01-24 03:26:12,432 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:26:12,433 INFO L139 ounterexampleChecker]: Examining path program with hash -1156644376, occurence #2 [2025-01-24 03:26:12,433 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:26:12,433 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:26:12,433 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:12,433 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2025-01-24 03:26:12,433 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:12,433 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2025-01-24 03:26:12,433 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:12,433 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2025-01-24 03:26:12,433 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:12,433 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2025-01-24 03:26:12,433 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:12,433 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-24 03:26:12,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:12,475 INFO L85 PathProgramCache]: Analyzing trace with hash -806663852, now seen corresponding path program 1 times [2025-01-24 03:26:12,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:26:12,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320927913] [2025-01-24 03:26:12,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:26:12,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:12,498 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-01-24 03:26:12,543 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-01-24 03:26:12,543 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:12,543 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 48 proven. 212 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2025-01-24 03:26:13,243 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:26:13,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320927913] [2025-01-24 03:26:13,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320927913] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:13,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1218217571] [2025-01-24 03:26:13,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:26:13,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:13,265 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-01-24 03:26:13,322 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-01-24 03:26:13,322 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:13,323 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:13,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 860 conjuncts, 19 conjuncts are in the unsatisfiable core [2025-01-24 03:26:13,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:13,821 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 232 proven. 28 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2025-01-24 03:26:13,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1218217571] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:13,821 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:26:13,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 31 [2025-01-24 03:26:13,821 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:26:13,821 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2025-01-24 03:26:13,821 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:13,821 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 170 [2025-01-24 03:26:13,821 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:13,821 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:26:13,821 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:26:13,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:13,822 INFO L85 PathProgramCache]: Analyzing trace with hash 217877579, now seen corresponding path program 12 times [2025-01-24 03:26:13,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:26:13,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108326235] [2025-01-24 03:26:13,822 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-24 03:26:13,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:13,839 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 172 statements into 8 equivalence classes. [2025-01-24 03:26:13,891 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) and asserted 84 of 172 statements. [2025-01-24 03:26:13,891 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2025-01-24 03:26:13,891 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:14,231 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2025-01-24 03:26:14,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:26:14,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108326235] [2025-01-24 03:26:14,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108326235] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:26:14,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-24 03:26:14,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-24 03:26:14,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411672063] [2025-01-24 03:26:14,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:26:14,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-24 03:26:14,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:26:14,233 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-24 03:26:14,233 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-01-24 03:26:14,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:14,233 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:26:14,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 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) [2025-01-24 03:26:14,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:14,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:14,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:14,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:14,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:14,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:14,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:14,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:14,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:14,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:14,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:14,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:14,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:14,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:14,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:14,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:14,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:14,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:14,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:14,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:26:14,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:14,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:14,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:14,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:26:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:14,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:14,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31 [2025-01-24 03:26:14,527 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)] === [2025-01-24 03:26:14,527 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:26:14,527 INFO L139 ounterexampleChecker]: Examining path program with hash -2142601253, occurence #1 [2025-01-24 03:26:14,527 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:26:14,527 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:26:14,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:14,527 INFO L85 PathProgramCache]: Analyzing trace with hash 2117818643, now seen corresponding path program 13 times [2025-01-24 03:26:14,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:26:14,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833737216] [2025-01-24 03:26:14,528 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-24 03:26:14,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:14,550 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-01-24 03:26:14,614 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-01-24 03:26:14,614 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:14,614 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:15,444 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 88 proven. 216 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2025-01-24 03:26:15,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:26:15,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833737216] [2025-01-24 03:26:15,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833737216] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:15,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542628779] [2025-01-24 03:26:15,444 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-24 03:26:15,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:26:15,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:26:15,446 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) [2025-01-24 03:26:15,449 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 [2025-01-24 03:26:15,606 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-01-24 03:26:15,700 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-01-24 03:26:15,700 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:15,700 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:15,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-01-24 03:26:15,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:16,017 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 279 proven. 10 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2025-01-24 03:26:16,017 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:26:16,290 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 223 proven. 66 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2025-01-24 03:26:16,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542628779] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:26:16,291 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:26:16,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12, 12] total 37 [2025-01-24 03:26:16,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882858485] [2025-01-24 03:26:16,291 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:26:16,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2025-01-24 03:26:16,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:26:16,292 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2025-01-24 03:26:16,292 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=203, Invalid=1129, Unknown=0, NotChecked=0, Total=1332 [2025-01-24 03:26:16,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:16,292 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:26:16,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 7.243243243243243) internal successors, (268), 37 states have internal predecessors, (268), 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) [2025-01-24 03:26:16,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:16,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:16,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:16,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:26:16,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:16,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:16,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:16,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:16,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:26:16,603 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2025-01-24 03:26:16,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:26:16,795 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)] === [2025-01-24 03:26:16,795 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:26:16,796 INFO L139 ounterexampleChecker]: Examining path program with hash -2142601253, occurence #2 [2025-01-24 03:26:16,796 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:26:16,796 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:26:16,796 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:16,796 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-01-24 03:26:16,796 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:16,796 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2025-01-24 03:26:16,796 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:16,796 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2025-01-24 03:26:16,796 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:16,796 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2025-01-24 03:26:16,796 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:16,796 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-24 03:26:16,796 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:16,796 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-24 03:26:16,796 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:16,796 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:26:16,796 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:26:16,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:16,797 INFO L85 PathProgramCache]: Analyzing trace with hash -971279586, now seen corresponding path program 14 times [2025-01-24 03:26:16,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:26:16,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436561196] [2025-01-24 03:26:16,797 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:26:16,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:16,814 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 165 statements into 2 equivalence classes. [2025-01-24 03:26:16,862 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 165 of 165 statements. [2025-01-24 03:26:16,862 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:26:16,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:17,505 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 56 proven. 226 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2025-01-24 03:26:17,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:26:17,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436561196] [2025-01-24 03:26:17,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436561196] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:17,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857404299] [2025-01-24 03:26:17,506 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:26:17,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:26:17,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:26:17,508 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) [2025-01-24 03:26:17,510 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 [2025-01-24 03:26:17,660 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 165 statements into 2 equivalence classes. [2025-01-24 03:26:17,762 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 165 of 165 statements. [2025-01-24 03:26:17,762 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:26:17,762 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:17,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-01-24 03:26:17,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:18,106 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 310 proven. 15 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2025-01-24 03:26:18,109 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:26:18,438 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 237 proven. 88 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2025-01-24 03:26:18,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857404299] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:26:18,438 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:26:18,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 37 [2025-01-24 03:26:18,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823190589] [2025-01-24 03:26:18,438 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:26:18,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2025-01-24 03:26:18,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:26:18,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2025-01-24 03:26:18,440 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=1051, Unknown=0, NotChecked=0, Total=1332 [2025-01-24 03:26:18,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:18,440 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:26:18,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 6.972972972972973) internal successors, (258), 37 states have internal predecessors, (258), 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) [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:18,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:26:18,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:26:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:26:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:18,623 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2025-01-24 03:26:18,814 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,SelfDestructingSolverStorable33 [2025-01-24 03:26:18,814 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)] === [2025-01-24 03:26:18,814 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:26:18,814 INFO L139 ounterexampleChecker]: Examining path program with hash -2142601253, occurence #3 [2025-01-24 03:26:18,814 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:26:18,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:26:18,814 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:18,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-01-24 03:26:18,814 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:18,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-01-24 03:26:18,814 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:18,814 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2025-01-24 03:26:18,815 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:18,815 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2025-01-24 03:26:18,815 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:18,815 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 162 [2025-01-24 03:26:18,815 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:18,815 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 164 [2025-01-24 03:26:18,815 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:18,815 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:26:18,815 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:26:18,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:18,815 INFO L85 PathProgramCache]: Analyzing trace with hash -941211488, now seen corresponding path program 15 times [2025-01-24 03:26:18,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:26:18,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298605431] [2025-01-24 03:26:18,815 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-24 03:26:18,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:18,837 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 166 statements into 8 equivalence classes. [2025-01-24 03:26:18,890 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 90 of 166 statements. [2025-01-24 03:26:18,890 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-24 03:26:18,890 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:19,200 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2025-01-24 03:26:19,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:26:19,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298605431] [2025-01-24 03:26:19,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298605431] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:26:19,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-24 03:26:19,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-24 03:26:19,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088673700] [2025-01-24 03:26:19,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:26:19,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-24 03:26:19,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:26:19,201 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-24 03:26:19,202 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-24 03:26:19,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:19,202 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:26:19,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) [2025-01-24 03:26:19,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:19,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:19,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:19,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:19,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:19,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:19,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:19,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:19,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:26:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:26:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:26:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:26:21,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2025-01-24 03:26:21,158 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)] === [2025-01-24 03:26:21,158 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:26:21,158 INFO L139 ounterexampleChecker]: Examining path program with hash -115306514, occurence #1 [2025-01-24 03:26:21,158 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:26:21,158 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:26:21,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:21,159 INFO L85 PathProgramCache]: Analyzing trace with hash -1517054096, now seen corresponding path program 16 times [2025-01-24 03:26:21,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:26:21,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150258690] [2025-01-24 03:26:21,159 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:26:21,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:21,185 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 319 statements into 2 equivalence classes. [2025-01-24 03:26:21,380 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 319 of 319 statements. [2025-01-24 03:26:21,380 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:26:21,380 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:22,685 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 65 proven. 424 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2025-01-24 03:26:22,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:26:22,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150258690] [2025-01-24 03:26:22,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150258690] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:22,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1857126092] [2025-01-24 03:26:22,686 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:26:22,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:26:22,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:26:22,691 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) [2025-01-24 03:26:22,693 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 [2025-01-24 03:26:22,872 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 319 statements into 2 equivalence classes. [2025-01-24 03:26:23,028 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 319 of 319 statements. [2025-01-24 03:26:23,028 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:26:23,028 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:23,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 19 conjuncts are in the unsatisfiable core [2025-01-24 03:26:23,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 543 proven. 76 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2025-01-24 03:26:23,539 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:26:24,214 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 569 proven. 50 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2025-01-24 03:26:24,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1857126092] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:26:24,214 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:26:24,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17, 17] total 51 [2025-01-24 03:26:24,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184745949] [2025-01-24 03:26:24,215 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:26:24,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2025-01-24 03:26:24,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:26:24,217 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2025-01-24 03:26:24,217 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=399, Invalid=2151, Unknown=0, NotChecked=0, Total=2550 [2025-01-24 03:26:24,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:24,218 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:26:24,218 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) [2025-01-24 03:26:24,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:24,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:24,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:24,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:24,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:24,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:24,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:26:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:24,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:24,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:26:24,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:24,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:26:24,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:26:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:26:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:26:25,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2025-01-24 03:26:25,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:26:25,553 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)] === [2025-01-24 03:26:25,553 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:26:25,553 INFO L139 ounterexampleChecker]: Examining path program with hash -115306514, occurence #2 [2025-01-24 03:26:25,554 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:26:25,554 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:26:25,554 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:25,554 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2025-01-24 03:26:25,554 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:25,554 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-01-24 03:26:25,554 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:25,554 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-01-24 03:26:25,554 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:25,554 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-01-24 03:26:25,554 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:25,554 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-24 03:26:25,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:25,594 INFO L85 PathProgramCache]: Analyzing trace with hash -283596949, now seen corresponding path program 1 times [2025-01-24 03:26:25,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:26:25,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660991263] [2025-01-24 03:26:25,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:26:25,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:25,616 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 252 statements into 1 equivalence classes. [2025-01-24 03:26:25,683 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 252 of 252 statements. [2025-01-24 03:26:25,684 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:25,684 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:26,682 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 43 proven. 455 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2025-01-24 03:26:26,682 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:26:26,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660991263] [2025-01-24 03:26:26,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660991263] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:26,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1678212941] [2025-01-24 03:26:26,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:26:26,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:26,706 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 252 statements into 1 equivalence classes. [2025-01-24 03:26:26,792 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 252 of 252 statements. [2025-01-24 03:26:26,792 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:26,792 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:26,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-24 03:26:26,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:27,563 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 417 proven. 81 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2025-01-24 03:26:27,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1678212941] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:27,563 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:26:27,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 40 [2025-01-24 03:26:27,564 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:26:27,564 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-24 03:26:27,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:27,633 INFO L85 PathProgramCache]: Analyzing trace with hash -857824136, now seen corresponding path program 1 times [2025-01-24 03:26:27,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:26:27,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780202018] [2025-01-24 03:26:27,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:26:27,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:27,656 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 256 statements into 1 equivalence classes. [2025-01-24 03:26:27,775 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 256 of 256 statements. [2025-01-24 03:26:27,775 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:27,775 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:29,049 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 43 proven. 455 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2025-01-24 03:26:29,050 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:26:29,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780202018] [2025-01-24 03:26:29,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780202018] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:29,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [416242523] [2025-01-24 03:26:29,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:26:29,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:29,076 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 256 statements into 1 equivalence classes. [2025-01-24 03:26:29,160 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 256 of 256 statements. [2025-01-24 03:26:29,160 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:29,160 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:29,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 1278 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-24 03:26:29,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:29,863 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 417 proven. 81 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2025-01-24 03:26:29,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [416242523] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:29,863 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:26:29,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 40 [2025-01-24 03:26:29,864 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:26:29,864 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 277 is hopeless, skipping. [2025-01-24 03:26:29,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 280 [2025-01-24 03:26:29,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:29,903 INFO L85 PathProgramCache]: Analyzing trace with hash -540889020, now seen corresponding path program 1 times [2025-01-24 03:26:29,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:26:29,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414578546] [2025-01-24 03:26:29,903 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:26:29,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:29,927 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 281 statements into 1 equivalence classes. [2025-01-24 03:26:30,011 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 281 of 281 statements. [2025-01-24 03:26:30,011 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:30,011 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:31,145 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 43 proven. 455 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2025-01-24 03:26:31,145 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:26:31,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414578546] [2025-01-24 03:26:31,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414578546] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:31,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1501396104] [2025-01-24 03:26:31,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:26:31,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:31,170 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 281 statements into 1 equivalence classes. [2025-01-24 03:26:31,269 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 281 of 281 statements. [2025-01-24 03:26:31,269 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:31,269 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:31,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 1391 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-24 03:26:31,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:31,955 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 417 proven. 81 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2025-01-24 03:26:31,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1501396104] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:31,955 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:26:31,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 40 [2025-01-24 03:26:31,955 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:26:31,956 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 289 is hopeless, skipping. [2025-01-24 03:26:31,956 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 301 [2025-01-24 03:26:32,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:32,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1114665414, now seen corresponding path program 1 times [2025-01-24 03:26:32,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:26:32,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303746938] [2025-01-24 03:26:32,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:26:32,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:32,035 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 302 statements into 1 equivalence classes. [2025-01-24 03:26:32,128 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 302 of 302 statements. [2025-01-24 03:26:32,128 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:32,128 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 43 proven. 455 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2025-01-24 03:26:33,389 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:26:33,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303746938] [2025-01-24 03:26:33,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303746938] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:33,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [730062561] [2025-01-24 03:26:33,390 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:26:33,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:33,470 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 302 statements into 1 equivalence classes. [2025-01-24 03:26:33,573 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 302 of 302 statements. [2025-01-24 03:26:33,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:26:33,573 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:33,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 1480 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-24 03:26:33,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:26:34,186 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 417 proven. 81 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2025-01-24 03:26:34,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [730062561] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:34,186 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:26:34,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 40 [2025-01-24 03:26:34,187 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:26:34,187 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 311 is hopeless, skipping. [2025-01-24 03:26:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 316 [2025-01-24 03:26:34,187 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:26:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 319 [2025-01-24 03:26:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:26:34,187 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:26:34,187 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:26:34,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:26:34,187 INFO L85 PathProgramCache]: Analyzing trace with hash -2103802427, now seen corresponding path program 17 times [2025-01-24 03:26:34,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:26:34,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493340962] [2025-01-24 03:26:34,188 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:26:34,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:26:34,213 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 321 statements into 11 equivalence classes. [2025-01-24 03:26:34,910 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) and asserted 321 of 321 statements. [2025-01-24 03:26:34,910 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2025-01-24 03:26:34,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:26:36,344 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 753 proven. 37 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2025-01-24 03:26:36,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:26:36,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493340962] [2025-01-24 03:26:36,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493340962] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:26:36,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [363737848] [2025-01-24 03:26:36,344 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:26:36,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:26:36,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:26:36,346 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) [2025-01-24 03:26:36,347 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 [2025-01-24 03:26:36,568 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 321 statements into 11 equivalence classes. [2025-01-24 03:28:09,326 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) and asserted 321 of 321 statements. [2025-01-24 03:28:09,326 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2025-01-24 03:28:09,326 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:09,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 1568 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-01-24 03:28:09,358 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:10,108 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 624 proven. 95 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2025-01-24 03:28:10,109 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:28:11,074 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 646 proven. 73 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2025-01-24 03:28:11,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [363737848] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:28:11,075 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:28:11,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 22, 22] total 67 [2025-01-24 03:28:11,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212999388] [2025-01-24 03:28:11,075 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:28:11,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2025-01-24 03:28:11,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:28:11,077 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2025-01-24 03:28:11,078 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=768, Invalid=3788, Unknown=0, NotChecked=0, Total=4556 [2025-01-24 03:28:11,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:11,079 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:28:11,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 7.205882352941177) internal successors, (490), 67 states have internal predecessors, (490), 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) [2025-01-24 03:28:11,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:11,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:11,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:11,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:11,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:11,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:11,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:11,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:11,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:11,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:11,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:11,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:11,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:11,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:12,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-01-24 03:28:12,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2025-01-24 03:28:12,181 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)] === [2025-01-24 03:28:12,181 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:28:12,181 INFO L139 ounterexampleChecker]: Examining path program with hash -115306514, occurence #3 [2025-01-24 03:28:12,181 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:28:12,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:28:12,181 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:28:12,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-01-24 03:28:12,181 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:12,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2025-01-24 03:28:12,181 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:12,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2025-01-24 03:28:12,182 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:12,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2025-01-24 03:28:12,182 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:12,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-24 03:28:12,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:12,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1841695497, now seen corresponding path program 1 times [2025-01-24 03:28:12,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:12,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765963721] [2025-01-24 03:28:12,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:12,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:12,245 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 254 statements into 1 equivalence classes. [2025-01-24 03:28:12,353 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 254 of 254 statements. [2025-01-24 03:28:12,353 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:12,353 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:13,600 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 74 proven. 504 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2025-01-24 03:28:13,600 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:13,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765963721] [2025-01-24 03:28:13,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765963721] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:13,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [959280532] [2025-01-24 03:28:13,600 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:13,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:13,623 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 254 statements into 1 equivalence classes. [2025-01-24 03:28:13,705 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 254 of 254 statements. [2025-01-24 03:28:13,706 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:13,706 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:13,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 1279 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-01-24 03:28:13,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:14,392 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 481 proven. 97 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2025-01-24 03:28:14,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [959280532] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:14,392 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:14,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 44 [2025-01-24 03:28:14,392 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:14,392 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-24 03:28:14,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:14,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1479056874, now seen corresponding path program 1 times [2025-01-24 03:28:14,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:14,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039653890] [2025-01-24 03:28:14,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:14,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:14,501 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 258 statements into 1 equivalence classes. [2025-01-24 03:28:14,569 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 258 of 258 statements. [2025-01-24 03:28:14,569 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:14,569 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:15,586 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 74 proven. 504 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2025-01-24 03:28:15,587 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:15,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039653890] [2025-01-24 03:28:15,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039653890] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:15,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [242449625] [2025-01-24 03:28:15,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:15,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:15,611 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 258 statements into 1 equivalence classes. [2025-01-24 03:28:15,704 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 258 of 258 statements. [2025-01-24 03:28:15,704 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:15,704 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:15,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 1296 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-01-24 03:28:15,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:16,433 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 481 proven. 97 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2025-01-24 03:28:16,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [242449625] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:16,433 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:16,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 44 [2025-01-24 03:28:16,433 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:16,433 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 279 is hopeless, skipping. [2025-01-24 03:28:16,433 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 282 [2025-01-24 03:28:16,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:16,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1090652234, now seen corresponding path program 1 times [2025-01-24 03:28:16,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:16,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140892300] [2025-01-24 03:28:16,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:16,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:16,519 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 283 statements into 1 equivalence classes. [2025-01-24 03:28:16,603 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 283 of 283 statements. [2025-01-24 03:28:16,604 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:16,604 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:17,716 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 74 proven. 504 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2025-01-24 03:28:17,716 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:17,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140892300] [2025-01-24 03:28:17,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140892300] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:17,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1514773306] [2025-01-24 03:28:17,716 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:17,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:17,739 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 283 statements into 1 equivalence classes. [2025-01-24 03:28:17,870 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 283 of 283 statements. [2025-01-24 03:28:17,870 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:17,870 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:17,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 1409 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-01-24 03:28:17,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 481 proven. 97 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2025-01-24 03:28:18,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1514773306] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:18,566 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:18,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 44 [2025-01-24 03:28:18,567 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:18,567 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 291 is hopeless, skipping. [2025-01-24 03:28:18,567 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 303 [2025-01-24 03:28:18,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:18,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1819117864, now seen corresponding path program 1 times [2025-01-24 03:28:18,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:18,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210933177] [2025-01-24 03:28:18,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:18,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:18,638 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 304 statements into 1 equivalence classes. [2025-01-24 03:28:18,728 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 304 of 304 statements. [2025-01-24 03:28:18,729 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:18,729 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:19,934 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 74 proven. 504 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2025-01-24 03:28:19,935 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:19,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210933177] [2025-01-24 03:28:19,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210933177] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:19,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1246908846] [2025-01-24 03:28:19,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:19,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:19,961 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 304 statements into 1 equivalence classes. [2025-01-24 03:28:20,066 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 304 of 304 statements. [2025-01-24 03:28:20,066 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:20,066 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:20,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 1498 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-01-24 03:28:20,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:20,767 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 481 proven. 97 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2025-01-24 03:28:20,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1246908846] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:20,767 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:20,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 44 [2025-01-24 03:28:20,768 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:20,768 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 313 is hopeless, skipping. [2025-01-24 03:28:20,768 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 318 [2025-01-24 03:28:20,768 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:20,768 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 321 [2025-01-24 03:28:20,768 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:28:20,768 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:28:20,768 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:28:20,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:20,768 INFO L85 PathProgramCache]: Analyzing trace with hash -266348103, now seen corresponding path program 18 times [2025-01-24 03:28:20,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:28:20,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021636383] [2025-01-24 03:28:20,768 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-24 03:28:20,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:20,794 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 323 statements into 11 equivalence classes. [2025-01-24 03:28:21,283 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) and asserted 213 of 323 statements. [2025-01-24 03:28:21,283 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2025-01-24 03:28:21,283 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:21,894 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 916 trivial. 0 not checked. [2025-01-24 03:28:21,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:28:21,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021636383] [2025-01-24 03:28:21,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021636383] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:21,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355485160] [2025-01-24 03:28:21,894 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-24 03:28:21,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:28:21,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:28:21,897 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) [2025-01-24 03:28:21,899 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 [2025-01-24 03:28:22,132 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 323 statements into 11 equivalence classes. [2025-01-24 03:28:22,659 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) and asserted 213 of 323 statements. [2025-01-24 03:28:22,659 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2025-01-24 03:28:22,659 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:22,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 13 conjuncts are in the unsatisfiable core [2025-01-24 03:28:22,670 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:22,770 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 912 trivial. 0 not checked. [2025-01-24 03:28:22,770 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:28:22,822 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 916 trivial. 0 not checked. [2025-01-24 03:28:22,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355485160] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:28:22,823 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:28:22,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 5] total 11 [2025-01-24 03:28:22,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47431910] [2025-01-24 03:28:22,823 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:28:22,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-01-24 03:28:22,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:28:22,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-01-24 03:28:22,825 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2025-01-24 03:28:22,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:22,825 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:28:22,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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) [2025-01-24 03:28:22,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:22,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:22,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:22,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:22,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:22,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:22,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:22,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:22,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:23,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:23,722 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2025-01-24 03:28:23,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable45,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2025-01-24 03:28:23,911 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)] === [2025-01-24 03:28:23,911 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:28:23,911 INFO L139 ounterexampleChecker]: Examining path program with hash -1916552292, occurence #1 [2025-01-24 03:28:23,911 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:28:23,911 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:28:23,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:23,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1058918449, now seen corresponding path program 19 times [2025-01-24 03:28:23,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:28:23,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414484291] [2025-01-24 03:28:23,912 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-24 03:28:23,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:23,937 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 317 statements into 1 equivalence classes. [2025-01-24 03:28:24,047 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 317 of 317 statements. [2025-01-24 03:28:24,048 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:24,048 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:25,344 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 74 proven. 504 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2025-01-24 03:28:25,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:28:25,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414484291] [2025-01-24 03:28:25,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414484291] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:25,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [15630569] [2025-01-24 03:28:25,344 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-24 03:28:25,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:28:25,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:28:25,346 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) [2025-01-24 03:28:25,347 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 [2025-01-24 03:28:25,577 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 317 statements into 1 equivalence classes. [2025-01-24 03:28:25,733 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 317 of 317 statements. [2025-01-24 03:28:25,733 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:25,733 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:25,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 1561 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-01-24 03:28:25,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:26,271 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 629 proven. 28 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2025-01-24 03:28:26,271 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:28:26,794 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 568 proven. 89 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2025-01-24 03:28:26,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [15630569] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:28:26,794 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:28:26,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 18, 18] total 55 [2025-01-24 03:28:26,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86478237] [2025-01-24 03:28:26,795 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:28:26,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2025-01-24 03:28:26,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:28:26,796 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2025-01-24 03:28:26,796 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=409, Invalid=2561, Unknown=0, NotChecked=0, Total=2970 [2025-01-24 03:28:26,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:26,796 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:28:26,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 6.6909090909090905) internal successors, (368), 55 states have internal predecessors, (368), 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) [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:26,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:27,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:27,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:28:27,240 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2025-01-24 03:28:27,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:28:27,433 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)] === [2025-01-24 03:28:27,433 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:28:27,433 INFO L139 ounterexampleChecker]: Examining path program with hash -1916552292, occurence #2 [2025-01-24 03:28:27,433 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:28:27,434 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:28:27,434 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:28:27,434 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-01-24 03:28:27,434 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:27,434 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-01-24 03:28:27,434 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:27,434 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-01-24 03:28:27,434 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:27,434 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2025-01-24 03:28:27,434 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:27,434 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-24 03:28:27,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:27,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1800111356, now seen corresponding path program 1 times [2025-01-24 03:28:27,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:27,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440461111] [2025-01-24 03:28:27,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:27,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:27,505 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 256 statements into 1 equivalence classes. [2025-01-24 03:28:27,582 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 256 of 256 statements. [2025-01-24 03:28:27,582 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:27,582 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:28,413 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 8 proven. 354 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2025-01-24 03:28:28,413 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:28,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440461111] [2025-01-24 03:28:28,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440461111] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:28,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [10637193] [2025-01-24 03:28:28,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:28,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:28,435 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 256 statements into 1 equivalence classes. [2025-01-24 03:28:28,517 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 256 of 256 statements. [2025-01-24 03:28:28,517 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:28,517 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:28,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-01-24 03:28:28,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:29,063 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 307 proven. 55 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2025-01-24 03:28:29,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [10637193] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:29,063 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:29,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 36 [2025-01-24 03:28:29,063 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:29,064 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2025-01-24 03:28:29,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:29,124 INFO L85 PathProgramCache]: Analyzing trace with hash 254082697, now seen corresponding path program 1 times [2025-01-24 03:28:29,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:29,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341005444] [2025-01-24 03:28:29,124 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:29,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:29,146 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 260 statements into 1 equivalence classes. [2025-01-24 03:28:29,215 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 260 of 260 statements. [2025-01-24 03:28:29,215 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:29,215 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:30,145 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 8 proven. 354 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2025-01-24 03:28:30,145 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:30,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341005444] [2025-01-24 03:28:30,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341005444] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:30,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [621171913] [2025-01-24 03:28:30,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:30,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:30,168 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 260 statements into 1 equivalence classes. [2025-01-24 03:28:30,248 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 260 of 260 statements. [2025-01-24 03:28:30,249 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:30,249 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:30,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 1314 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-01-24 03:28:30,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 307 proven. 55 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2025-01-24 03:28:30,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [621171913] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:30,919 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:30,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 37 [2025-01-24 03:28:30,919 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:30,919 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 281 is hopeless, skipping. [2025-01-24 03:28:30,919 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 284 [2025-01-24 03:28:30,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:30,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1280883065, now seen corresponding path program 1 times [2025-01-24 03:28:30,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:30,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254539823] [2025-01-24 03:28:30,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:30,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:30,985 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 285 statements into 1 equivalence classes. [2025-01-24 03:28:31,070 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 285 of 285 statements. [2025-01-24 03:28:31,071 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:31,071 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:32,259 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 85 proven. 522 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2025-01-24 03:28:32,259 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:32,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254539823] [2025-01-24 03:28:32,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254539823] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:32,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [673465408] [2025-01-24 03:28:32,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:32,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:32,293 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 285 statements into 1 equivalence classes. [2025-01-24 03:28:32,442 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 285 of 285 statements. [2025-01-24 03:28:32,442 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:32,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:32,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-01-24 03:28:32,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 495 proven. 112 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2025-01-24 03:28:33,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [673465408] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:33,317 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:33,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 48 [2025-01-24 03:28:33,317 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:33,317 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 293 is hopeless, skipping. [2025-01-24 03:28:33,317 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 305 [2025-01-24 03:28:33,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:33,383 INFO L85 PathProgramCache]: Analyzing trace with hash 372787211, now seen corresponding path program 1 times [2025-01-24 03:28:33,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:33,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771018050] [2025-01-24 03:28:33,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:33,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:33,417 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 306 statements into 1 equivalence classes. [2025-01-24 03:28:33,607 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 306 of 306 statements. [2025-01-24 03:28:33,607 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:33,607 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:35,034 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 85 proven. 522 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2025-01-24 03:28:35,034 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:35,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771018050] [2025-01-24 03:28:35,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771018050] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:35,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [294291844] [2025-01-24 03:28:35,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:35,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:35,059 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 306 statements into 1 equivalence classes. [2025-01-24 03:28:35,164 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 306 of 306 statements. [2025-01-24 03:28:35,164 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:35,164 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:35,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 1516 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-01-24 03:28:35,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 495 proven. 112 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2025-01-24 03:28:35,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [294291844] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:35,998 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:35,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 48 [2025-01-24 03:28:35,999 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:35,999 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 316 [2025-01-24 03:28:35,999 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:35,999 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 317 [2025-01-24 03:28:35,999 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:28:35,999 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:28:35,999 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:28:35,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:35,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1229240058, now seen corresponding path program 20 times [2025-01-24 03:28:35,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:28:35,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713624999] [2025-01-24 03:28:35,999 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:28:36,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:36,025 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 319 statements into 2 equivalence classes. [2025-01-24 03:28:36,118 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 319 of 319 statements. [2025-01-24 03:28:36,118 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:28:36,118 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:36,925 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 913 trivial. 0 not checked. [2025-01-24 03:28:36,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:28:36,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713624999] [2025-01-24 03:28:36,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713624999] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:28:36,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-24 03:28:36,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-01-24 03:28:36,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386426448] [2025-01-24 03:28:36,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:28:36,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-24 03:28:36,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:28:36,926 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-24 03:28:36,926 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-24 03:28:36,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:36,926 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:28:36,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:36,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:36,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:36,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:28:36,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:38,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:28:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:38,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable55,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59 [2025-01-24 03:28:38,595 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)] === [2025-01-24 03:28:38,595 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:28:38,595 INFO L139 ounterexampleChecker]: Examining path program with hash -310785184, occurence #1 [2025-01-24 03:28:38,595 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:28:38,595 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:28:38,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:38,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1262890110, now seen corresponding path program 21 times [2025-01-24 03:28:38,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:28:38,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289342550] [2025-01-24 03:28:38,595 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-24 03:28:38,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:38,631 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 418 statements into 16 equivalence classes. [2025-01-24 03:28:38,721 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 147 of 418 statements. [2025-01-24 03:28:38,722 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-24 03:28:38,722 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1784 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1780 trivial. 0 not checked. [2025-01-24 03:28:39,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:28:39,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289342550] [2025-01-24 03:28:39,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289342550] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-24 03:28:39,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-24 03:28:39,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-24 03:28:39,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432013107] [2025-01-24 03:28:39,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-24 03:28:39,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-24 03:28:39,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:28:39,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-24 03:28:39,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-01-24 03:28:39,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:39,091 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:28:39,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 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) [2025-01-24 03:28:39,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:39,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:39,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:39,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:39,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:39,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:39,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:39,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:39,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:39,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:39,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:39,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:39,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2025-01-24 03:28:39,925 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)] === [2025-01-24 03:28:39,925 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:28:39,925 INFO L139 ounterexampleChecker]: Examining path program with hash -1081703653, occurence #1 [2025-01-24 03:28:39,925 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:28:39,925 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:28:39,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:39,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1863505886, now seen corresponding path program 22 times [2025-01-24 03:28:39,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:28:39,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668734142] [2025-01-24 03:28:39,926 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:28:39,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:39,956 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 415 statements into 2 equivalence classes. [2025-01-24 03:28:40,150 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 415 of 415 statements. [2025-01-24 03:28:40,150 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:28:40,150 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:41,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 111 proven. 848 refuted. 0 times theorem prover too weak. 824 trivial. 0 not checked. [2025-01-24 03:28:41,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:28:41,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668734142] [2025-01-24 03:28:41,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668734142] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:41,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430865343] [2025-01-24 03:28:41,753 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:28:41,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:28:41,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:28:41,755 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) [2025-01-24 03:28:41,756 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 [2025-01-24 03:28:42,042 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 415 statements into 2 equivalence classes. [2025-01-24 03:28:42,236 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 415 of 415 statements. [2025-01-24 03:28:42,236 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:28:42,236 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:42,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 1970 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-01-24 03:28:42,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:42,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 1004 proven. 102 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2025-01-24 03:28:42,939 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:28:43,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 1040 proven. 66 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2025-01-24 03:28:43,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [430865343] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:28:43,657 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:28:43,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 61 [2025-01-24 03:28:43,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083049008] [2025-01-24 03:28:43,657 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:28:43,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2025-01-24 03:28:43,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:28:43,659 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2025-01-24 03:28:43,660 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=797, Invalid=2863, Unknown=0, NotChecked=0, Total=3660 [2025-01-24 03:28:43,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:43,660 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:28:43,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 6.721311475409836) internal successors, (410), 61 states have internal predecessors, (410), 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) [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:43,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:43,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:28:44,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:44,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:28:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:28:44,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2025-01-24 03:28:44,546 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,SelfDestructingSolverStorable65 [2025-01-24 03:28:44,546 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)] === [2025-01-24 03:28:44,546 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:28:44,546 INFO L139 ounterexampleChecker]: Examining path program with hash -1081703653, occurence #2 [2025-01-24 03:28:44,546 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:28:44,547 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:28:44,547 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:28:44,547 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2025-01-24 03:28:44,547 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:44,547 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2025-01-24 03:28:44,547 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:44,547 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2025-01-24 03:28:44,547 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:44,547 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2025-01-24 03:28:44,547 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:44,547 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 281 [2025-01-24 03:28:44,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:44,616 INFO L85 PathProgramCache]: Analyzing trace with hash -997369645, now seen corresponding path program 1 times [2025-01-24 03:28:44,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:44,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666418606] [2025-01-24 03:28:44,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:44,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:44,640 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 282 statements into 1 equivalence classes. [2025-01-24 03:28:44,729 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 282 of 282 statements. [2025-01-24 03:28:44,729 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:44,729 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:45,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1210 backedges. 701 proven. 343 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2025-01-24 03:28:45,910 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:45,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666418606] [2025-01-24 03:28:45,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666418606] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:45,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1107694775] [2025-01-24 03:28:45,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:45,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:45,934 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 282 statements into 1 equivalence classes. [2025-01-24 03:28:46,040 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 282 of 282 statements. [2025-01-24 03:28:46,040 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:46,040 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:46,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 1408 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-01-24 03:28:46,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:46,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1210 backedges. 854 proven. 190 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2025-01-24 03:28:46,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1107694775] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:46,802 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:46,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 48 [2025-01-24 03:28:46,802 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:46,802 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 338 [2025-01-24 03:28:46,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:46,837 INFO L85 PathProgramCache]: Analyzing trace with hash -2051860286, now seen corresponding path program 1 times [2025-01-24 03:28:46,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:46,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835534487] [2025-01-24 03:28:46,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:46,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:46,864 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 339 statements into 1 equivalence classes. [2025-01-24 03:28:46,987 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 339 of 339 statements. [2025-01-24 03:28:46,988 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:46,988 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 94 proven. 847 refuted. 0 times theorem prover too weak. 769 trivial. 0 not checked. [2025-01-24 03:28:48,226 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:48,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835534487] [2025-01-24 03:28:48,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835534487] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:48,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1529413421] [2025-01-24 03:28:48,226 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:48,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:48,253 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 339 statements into 1 equivalence classes. [2025-01-24 03:28:48,387 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 339 of 339 statements. [2025-01-24 03:28:48,387 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:48,387 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:48,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 1644 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-24 03:28:48,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:49,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 829 proven. 112 refuted. 0 times theorem prover too weak. 769 trivial. 0 not checked. [2025-01-24 03:28:49,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1529413421] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:49,118 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:49,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 41 [2025-01-24 03:28:49,118 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:49,118 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 345 is hopeless, skipping. [2025-01-24 03:28:49,118 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 374 is hopeless, skipping. [2025-01-24 03:28:49,119 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 396 is hopeless, skipping. [2025-01-24 03:28:49,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 405 [2025-01-24 03:28:49,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:49,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1617537822, now seen corresponding path program 1 times [2025-01-24 03:28:49,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:28:49,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753694176] [2025-01-24 03:28:49,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:49,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:49,184 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 406 statements into 1 equivalence classes. [2025-01-24 03:28:49,340 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 406 of 406 statements. [2025-01-24 03:28:49,340 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:49,340 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:50,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1789 backedges. 100 proven. 791 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2025-01-24 03:28:50,922 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:28:50,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753694176] [2025-01-24 03:28:50,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753694176] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:50,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [415959489] [2025-01-24 03:28:50,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:28:50,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:50,952 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 406 statements into 1 equivalence classes. [2025-01-24 03:28:51,134 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 406 of 406 statements. [2025-01-24 03:28:51,135 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:28:51,135 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:51,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 1932 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-24 03:28:51,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:28:51,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1789 backedges. 801 proven. 90 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2025-01-24 03:28:51,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [415959489] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:51,953 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:28:51,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 41 [2025-01-24 03:28:51,953 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:28:51,953 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 410 [2025-01-24 03:28:51,953 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:28:51,953 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 414 [2025-01-24 03:28:51,953 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:28:51,953 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:28:51,953 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:28:51,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:28:51,954 INFO L85 PathProgramCache]: Analyzing trace with hash -916950566, now seen corresponding path program 23 times [2025-01-24 03:28:51,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:28:51,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041799198] [2025-01-24 03:28:51,954 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:28:51,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:28:51,989 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 416 statements into 16 equivalence classes. [2025-01-24 03:28:53,095 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) and asserted 416 of 416 statements. [2025-01-24 03:28:53,096 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2025-01-24 03:28:53,096 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:28:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 375 proven. 647 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2025-01-24 03:28:55,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:28:55,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041799198] [2025-01-24 03:28:55,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041799198] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:28:55,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225501706] [2025-01-24 03:28:55,823 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:28:55,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:28:55,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:28:55,825 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) [2025-01-24 03:28:55,826 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 [2025-01-24 03:28:56,138 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 416 statements into 16 equivalence classes. [2025-01-24 03:34:37,210 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) and asserted 416 of 416 statements. [2025-01-24 03:34:37,210 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2025-01-24 03:34:37,210 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:34:37,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 1979 conjuncts, 29 conjuncts are in the unsatisfiable core [2025-01-24 03:34:37,259 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:34:37,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 1171 proven. 124 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2025-01-24 03:34:37,983 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:34:38,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 1182 proven. 113 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2025-01-24 03:34:38,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225501706] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:34:38,985 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:34:38,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 26, 26] total 57 [2025-01-24 03:34:38,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416583598] [2025-01-24 03:34:38,986 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:34:38,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2025-01-24 03:34:38,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:34:38,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2025-01-24 03:34:38,988 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=840, Invalid=2466, Unknown=0, NotChecked=0, Total=3306 [2025-01-24 03:34:38,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:34:38,988 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:34:38,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 7.224137931034483) internal successors, (419), 57 states have internal predecessors, (419), 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) [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:38,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:34:38,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:34:41,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:41,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:41,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:41,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:34:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:41,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2025-01-24 03:34:41,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,26 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69 [2025-01-24 03:34:41,262 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)] === [2025-01-24 03:34:41,262 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:34:41,263 INFO L139 ounterexampleChecker]: Examining path program with hash 530317159, occurence #1 [2025-01-24 03:34:41,263 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:34:41,263 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:34:41,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:34:41,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1380833675, now seen corresponding path program 24 times [2025-01-24 03:34:41,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:34:41,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331391454] [2025-01-24 03:34:41,264 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-24 03:34:41,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:34:41,363 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 801 statements into 30 equivalence classes. [2025-01-24 03:34:41,679 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) and asserted 189 of 801 statements. [2025-01-24 03:34:41,680 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2025-01-24 03:34:41,680 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:34:42,096 INFO L134 CoverageAnalysis]: Checked inductivity of 6969 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 6966 trivial. 0 not checked. [2025-01-24 03:34:42,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:34:42,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331391454] [2025-01-24 03:34:42,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331391454] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:34:42,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063404861] [2025-01-24 03:34:42,097 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-24 03:34:42,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:34:42,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:34:42,099 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) [2025-01-24 03:34:42,102 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 [2025-01-24 03:34:42,521 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 801 statements into 30 equivalence classes. [2025-01-24 03:34:42,641 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) and asserted 189 of 801 statements. [2025-01-24 03:34:42,641 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2025-01-24 03:34:42,641 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:34:42,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 13 conjuncts are in the unsatisfiable core [2025-01-24 03:34:42,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:34:42,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6969 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6966 trivial. 0 not checked. [2025-01-24 03:34:42,798 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:34:42,913 INFO L134 CoverageAnalysis]: Checked inductivity of 6969 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 6966 trivial. 0 not checked. [2025-01-24 03:34:42,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2063404861] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:34:42,913 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:34:42,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 9] total 19 [2025-01-24 03:34:42,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771683016] [2025-01-24 03:34:42,913 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:34:42,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2025-01-24 03:34:42,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:34:42,915 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2025-01-24 03:34:42,915 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=267, Unknown=0, NotChecked=0, Total=342 [2025-01-24 03:34:42,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:34:42,915 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:34:42,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.105263157894737) internal successors, (78), 19 states have internal predecessors, (78), 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) [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:34:42,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:42,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:34:42,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:34:42,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:42,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:42,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:34:42,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:42,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:42,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:34:42,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:42,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:34:45,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:45,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:45,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:45,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:45,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:45,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:45,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:34:45,604 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2025-01-24 03:34:45,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73,27 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:34:45,796 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)] === [2025-01-24 03:34:45,796 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:34:45,797 INFO L139 ounterexampleChecker]: Examining path program with hash 311448501, occurence #1 [2025-01-24 03:34:45,797 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:34:45,797 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:34:45,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:34:45,797 INFO L85 PathProgramCache]: Analyzing trace with hash -584435385, now seen corresponding path program 25 times [2025-01-24 03:34:45,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:34:45,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392973906] [2025-01-24 03:34:45,798 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-24 03:34:45,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:34:45,858 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 993 statements into 1 equivalence classes. [2025-01-24 03:34:46,646 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 993 of 993 statements. [2025-01-24 03:34:46,646 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:34:46,647 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:34:50,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8511 backedges. 3642 proven. 455 refuted. 0 times theorem prover too weak. 4414 trivial. 0 not checked. [2025-01-24 03:34:50,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:34:50,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392973906] [2025-01-24 03:34:50,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392973906] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:34:50,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191802778] [2025-01-24 03:34:50,360 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-24 03:34:50,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:34:50,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:34:50,363 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) [2025-01-24 03:34:50,366 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 [2025-01-24 03:34:50,826 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 993 statements into 1 equivalence classes. [2025-01-24 03:34:51,278 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 993 of 993 statements. [2025-01-24 03:34:51,278 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:34:51,278 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:34:51,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 4340 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-24 03:34:51,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:34:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8511 backedges. 2823 proven. 45 refuted. 0 times theorem prover too weak. 5643 trivial. 0 not checked. [2025-01-24 03:34:51,947 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:34:52,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8511 backedges. 2744 proven. 124 refuted. 0 times theorem prover too weak. 5643 trivial. 0 not checked. [2025-01-24 03:34:52,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191802778] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:34:52,755 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:34:52,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 22] total 60 [2025-01-24 03:34:52,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057138240] [2025-01-24 03:34:52,756 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:34:52,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2025-01-24 03:34:52,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:34:52,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2025-01-24 03:34:52,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=677, Invalid=2863, Unknown=0, NotChecked=0, Total=3540 [2025-01-24 03:34:52,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:34:52,759 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:34:52,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 6.416666666666667) internal successors, (385), 60 states have internal predecessors, (385), 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) [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:34:52,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:34:52,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:34:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:34:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:34:53,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2025-01-24 03:34:54,124 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,SelfDestructingSolverStorable74 [2025-01-24 03:34:54,125 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)] === [2025-01-24 03:34:54,125 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:34:54,125 INFO L139 ounterexampleChecker]: Examining path program with hash 311448501, occurence #2 [2025-01-24 03:34:54,125 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:34:54,125 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:34:54,126 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:34:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2025-01-24 03:34:54,126 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:34:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2025-01-24 03:34:54,126 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:34:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2025-01-24 03:34:54,126 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:34:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2025-01-24 03:34:54,126 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:34:54,126 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-24 03:34:54,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:34:54,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1885792261, now seen corresponding path program 1 times [2025-01-24 03:34:54,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:34:54,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602967598] [2025-01-24 03:34:54,183 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:34:54,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:34:54,205 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 236 statements into 1 equivalence classes. [2025-01-24 03:34:54,265 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 236 of 236 statements. [2025-01-24 03:34:54,265 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:34:54,265 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:34:55,331 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 170 proven. 459 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-01-24 03:34:55,331 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:34:55,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602967598] [2025-01-24 03:34:55,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602967598] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:34:55,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [637773626] [2025-01-24 03:34:55,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:34:55,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:34:55,352 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 236 statements into 1 equivalence classes. [2025-01-24 03:34:55,421 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 236 of 236 statements. [2025-01-24 03:34:55,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:34:55,422 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:34:55,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-01-24 03:34:55,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:34:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 571 proven. 58 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-01-24 03:34:56,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [637773626] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:34:56,290 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:34:56,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 46 [2025-01-24 03:34:56,290 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:34:56,290 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 298 [2025-01-24 03:34:56,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:34:56,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1611970508, now seen corresponding path program 1 times [2025-01-24 03:34:56,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:34:56,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641980741] [2025-01-24 03:34:56,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:34:56,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:34:56,348 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 299 statements into 1 equivalence classes. [2025-01-24 03:34:56,439 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 299 of 299 statements. [2025-01-24 03:34:56,439 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:34:56,439 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:34:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 844 proven. 289 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2025-01-24 03:34:57,710 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:34:57,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641980741] [2025-01-24 03:34:57,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641980741] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:34:57,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [282397927] [2025-01-24 03:34:57,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:34:57,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:34:57,735 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 299 statements into 1 equivalence classes. [2025-01-24 03:34:57,841 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 299 of 299 statements. [2025-01-24 03:34:57,841 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:34:57,841 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:34:57,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 1492 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-01-24 03:34:57,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:34:58,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 222 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2025-01-24 03:34:58,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [282397927] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:34:58,680 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:34:58,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 52 [2025-01-24 03:34:58,680 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:34:58,680 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 487 is hopeless, skipping. [2025-01-24 03:34:58,680 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 676 is hopeless, skipping. [2025-01-24 03:34:58,680 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 796 is hopeless, skipping. [2025-01-24 03:34:58,680 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-01-24 03:34:58,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:34:58,734 INFO L85 PathProgramCache]: Analyzing trace with hash -324789178, now seen corresponding path program 1 times [2025-01-24 03:34:58,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:34:58,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590300603] [2025-01-24 03:34:58,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:34:58,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:34:58,784 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 808 statements into 1 equivalence classes. [2025-01-24 03:34:59,372 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 808 of 808 statements. [2025-01-24 03:34:59,372 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:34:59,372 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:02,725 INFO L134 CoverageAnalysis]: Checked inductivity of 7957 backedges. 3254 proven. 289 refuted. 0 times theorem prover too weak. 4414 trivial. 0 not checked. [2025-01-24 03:35:02,725 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:35:02,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590300603] [2025-01-24 03:35:02,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590300603] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:02,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1851895075] [2025-01-24 03:35:02,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:02,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:02,775 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 808 statements into 1 equivalence classes. [2025-01-24 03:35:03,429 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 808 of 808 statements. [2025-01-24 03:35:03,429 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:03,430 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:03,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 3565 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-01-24 03:35:03,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:35:04,265 INFO L134 CoverageAnalysis]: Checked inductivity of 7957 backedges. 3321 proven. 222 refuted. 0 times theorem prover too weak. 4414 trivial. 0 not checked. [2025-01-24 03:35:04,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1851895075] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:04,265 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:35:04,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 52 [2025-01-24 03:35:04,265 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:35:04,265 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 817 is hopeless, skipping. [2025-01-24 03:35:04,266 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 831 is hopeless, skipping. [2025-01-24 03:35:04,266 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 875 [2025-01-24 03:35:04,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:35:04,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1231136765, now seen corresponding path program 1 times [2025-01-24 03:35:04,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:35:04,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364762903] [2025-01-24 03:35:04,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:04,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:04,356 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 876 statements into 1 equivalence classes. [2025-01-24 03:35:04,947 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 876 of 876 statements. [2025-01-24 03:35:04,947 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:04,947 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:08,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8268 backedges. 3304 proven. 289 refuted. 0 times theorem prover too weak. 4675 trivial. 0 not checked. [2025-01-24 03:35:08,726 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:35:08,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364762903] [2025-01-24 03:35:08,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364762903] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:08,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1021915714] [2025-01-24 03:35:08,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:08,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:08,779 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 876 statements into 1 equivalence classes. [2025-01-24 03:35:09,426 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 876 of 876 statements. [2025-01-24 03:35:09,426 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:09,426 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:09,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 3837 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-01-24 03:35:09,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:35:10,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8268 backedges. 3371 proven. 222 refuted. 0 times theorem prover too weak. 4675 trivial. 0 not checked. [2025-01-24 03:35:10,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1021915714] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:10,264 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:35:10,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 52 [2025-01-24 03:35:10,264 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:35:10,264 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 879 is hopeless, skipping. [2025-01-24 03:35:10,264 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 893 [2025-01-24 03:35:10,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:35:10,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1025320874, now seen corresponding path program 1 times [2025-01-24 03:35:10,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:35:10,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90952753] [2025-01-24 03:35:10,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:10,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:10,361 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 894 statements into 1 equivalence classes. [2025-01-24 03:35:11,154 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 894 of 894 statements. [2025-01-24 03:35:11,154 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:11,154 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:15,151 INFO L134 CoverageAnalysis]: Checked inductivity of 8305 backedges. 3308 proven. 289 refuted. 0 times theorem prover too weak. 4708 trivial. 0 not checked. [2025-01-24 03:35:15,152 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:35:15,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90952753] [2025-01-24 03:35:15,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90952753] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:15,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1217908441] [2025-01-24 03:35:15,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:15,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:15,207 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 894 statements into 1 equivalence classes. [2025-01-24 03:35:15,902 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 894 of 894 statements. [2025-01-24 03:35:15,902 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:15,902 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:15,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 3915 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-01-24 03:35:15,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:35:16,868 INFO L134 CoverageAnalysis]: Checked inductivity of 8305 backedges. 3375 proven. 222 refuted. 0 times theorem prover too weak. 4708 trivial. 0 not checked. [2025-01-24 03:35:16,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1217908441] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:16,869 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:35:16,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 52 [2025-01-24 03:35:16,869 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:35:16,869 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 899 is hopeless, skipping. [2025-01-24 03:35:16,869 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 903 is hopeless, skipping. [2025-01-24 03:35:16,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 905 [2025-01-24 03:35:16,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:35:16,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1961687803, now seen corresponding path program 1 times [2025-01-24 03:35:16,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:35:16,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368412151] [2025-01-24 03:35:16,905 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:16,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:16,959 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 906 statements into 1 equivalence classes. [2025-01-24 03:35:17,612 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 906 of 906 statements. [2025-01-24 03:35:17,612 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:17,612 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:21,510 INFO L134 CoverageAnalysis]: Checked inductivity of 8330 backedges. 3308 proven. 289 refuted. 0 times theorem prover too weak. 4733 trivial. 0 not checked. [2025-01-24 03:35:21,510 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:35:21,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368412151] [2025-01-24 03:35:21,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368412151] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:21,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [543650280] [2025-01-24 03:35:21,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:21,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:21,564 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 906 statements into 1 equivalence classes. [2025-01-24 03:35:22,553 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 906 of 906 statements. [2025-01-24 03:35:22,554 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:22,554 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:22,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 3974 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-01-24 03:35:22,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:35:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8330 backedges. 3375 proven. 222 refuted. 0 times theorem prover too weak. 4733 trivial. 0 not checked. [2025-01-24 03:35:23,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [543650280] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:23,378 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:35:23,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 52 [2025-01-24 03:35:23,378 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:35:23,378 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 927 is hopeless, skipping. [2025-01-24 03:35:23,378 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 940 is hopeless, skipping. [2025-01-24 03:35:23,379 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 990 [2025-01-24 03:35:23,379 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:35:23,379 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 992 [2025-01-24 03:35:23,379 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:35:23,379 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:35:23,379 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:35:23,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:35:23,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1413854647, now seen corresponding path program 26 times [2025-01-24 03:35:23,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:35:23,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419555707] [2025-01-24 03:35:23,380 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:35:23,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:23,438 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 994 statements into 2 equivalence classes. [2025-01-24 03:35:24,217 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 994 of 994 statements. [2025-01-24 03:35:24,217 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:35:24,217 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:28,708 INFO L134 CoverageAnalysis]: Checked inductivity of 8521 backedges. 505 proven. 1727 refuted. 0 times theorem prover too weak. 6289 trivial. 0 not checked. [2025-01-24 03:35:28,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:35:28,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419555707] [2025-01-24 03:35:28,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419555707] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:28,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1928077264] [2025-01-24 03:35:28,709 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-24 03:35:28,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:35:28,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:35:28,710 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) [2025-01-24 03:35:28,711 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 [2025-01-24 03:35:29,194 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 994 statements into 2 equivalence classes. [2025-01-24 03:35:29,650 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 994 of 994 statements. [2025-01-24 03:35:29,650 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-24 03:35:29,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:29,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 4349 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-01-24 03:35:29,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:35:30,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8521 backedges. 2994 proven. 55 refuted. 0 times theorem prover too weak. 5472 trivial. 0 not checked. [2025-01-24 03:35:30,425 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:35:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8521 backedges. 2931 proven. 118 refuted. 0 times theorem prover too weak. 5472 trivial. 0 not checked. [2025-01-24 03:35:31,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1928077264] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:35:31,297 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:35:31,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 24, 24] total 71 [2025-01-24 03:35:31,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428115943] [2025-01-24 03:35:31,297 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:35:31,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2025-01-24 03:35:31,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:35:31,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2025-01-24 03:35:31,299 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=694, Invalid=4276, Unknown=0, NotChecked=0, Total=4970 [2025-01-24 03:35:31,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:35:31,300 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:35:31,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 6.464788732394366) internal successors, (459), 71 states have internal predecessors, (459), 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) [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:35:31,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:35:31,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:35:31,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:35:31,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:35:31,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:35:31,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:35:31,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:35:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:35:32,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2025-01-24 03:35:32,612 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2025-01-24 03:35:32,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable75,SelfDestructingSolverStorable86,SelfDestructingSolverStorable76,SelfDestructingSolverStorable87,SelfDestructingSolverStorable77,29 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable78,SelfDestructingSolverStorable79 [2025-01-24 03:35:32,798 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)] === [2025-01-24 03:35:32,798 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:35:32,799 INFO L139 ounterexampleChecker]: Examining path program with hash 311448501, occurence #3 [2025-01-24 03:35:32,799 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:35:32,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:35:32,799 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:35:32,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2025-01-24 03:35:32,799 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:35:32,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2025-01-24 03:35:32,799 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:35:32,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2025-01-24 03:35:32,799 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:35:32,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2025-01-24 03:35:32,799 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:35:32,799 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-24 03:35:32,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:35:32,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1129194142, now seen corresponding path program 1 times [2025-01-24 03:35:32,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:35:32,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99776963] [2025-01-24 03:35:32,855 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:32,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:32,879 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 238 statements into 1 equivalence classes. [2025-01-24 03:35:32,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 238 of 238 statements. [2025-01-24 03:35:32,936 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:32,936 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:33,982 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 175 proven. 467 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2025-01-24 03:35:33,982 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:35:33,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99776963] [2025-01-24 03:35:33,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99776963] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:33,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1075239046] [2025-01-24 03:35:33,983 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:33,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:34,005 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 238 statements into 1 equivalence classes. [2025-01-24 03:35:34,083 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 238 of 238 statements. [2025-01-24 03:35:34,083 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:34,083 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:34,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 1250 conjuncts, 27 conjuncts are in the unsatisfiable core [2025-01-24 03:35:34,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:35:34,912 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 576 proven. 66 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2025-01-24 03:35:34,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1075239046] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:34,912 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:35:34,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 49 [2025-01-24 03:35:34,912 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:35:34,912 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 300 [2025-01-24 03:35:34,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:35:34,945 INFO L85 PathProgramCache]: Analyzing trace with hash -780020325, now seen corresponding path program 1 times [2025-01-24 03:35:34,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:35:34,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590571773] [2025-01-24 03:35:34,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:34,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:34,971 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 301 statements into 1 equivalence classes. [2025-01-24 03:35:35,061 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 301 of 301 statements. [2025-01-24 03:35:35,061 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:35,061 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:36,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1343 backedges. 1017 proven. 237 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2025-01-24 03:35:36,763 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:35:36,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590571773] [2025-01-24 03:35:36,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590571773] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:36,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [248400855] [2025-01-24 03:35:36,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:36,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:36,789 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 301 statements into 1 equivalence classes. [2025-01-24 03:35:36,898 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 301 of 301 statements. [2025-01-24 03:35:36,898 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:36,898 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:36,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 39 conjuncts are in the unsatisfiable core [2025-01-24 03:35:36,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:35:38,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1343 backedges. 1163 proven. 91 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2025-01-24 03:35:38,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [248400855] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:38,283 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:35:38,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 35] total 69 [2025-01-24 03:35:38,283 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:35:38,283 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 489 is hopeless, skipping. [2025-01-24 03:35:38,283 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 678 is hopeless, skipping. [2025-01-24 03:35:38,284 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 798 is hopeless, skipping. [2025-01-24 03:35:38,284 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 809 [2025-01-24 03:35:38,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:35:38,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1847645987, now seen corresponding path program 1 times [2025-01-24 03:35:38,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:35:38,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415284748] [2025-01-24 03:35:38,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:38,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:38,385 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 810 statements into 1 equivalence classes. [2025-01-24 03:35:38,910 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 810 of 810 statements. [2025-01-24 03:35:38,910 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:38,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:42,679 INFO L134 CoverageAnalysis]: Checked inductivity of 7981 backedges. 107 proven. 1738 refuted. 0 times theorem prover too weak. 6136 trivial. 0 not checked. [2025-01-24 03:35:42,679 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:35:42,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415284748] [2025-01-24 03:35:42,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415284748] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:42,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1173935989] [2025-01-24 03:35:42,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:42,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:42,741 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 810 statements into 1 equivalence classes. [2025-01-24 03:35:43,396 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 810 of 810 statements. [2025-01-24 03:35:43,396 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:43,396 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:43,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 3583 conjuncts, 32 conjuncts are in the unsatisfiable core [2025-01-24 03:35:43,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:35:44,730 INFO L134 CoverageAnalysis]: Checked inductivity of 7981 backedges. 1733 proven. 112 refuted. 0 times theorem prover too weak. 6136 trivial. 0 not checked. [2025-01-24 03:35:44,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1173935989] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:44,730 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:35:44,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 56 [2025-01-24 03:35:44,730 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:35:44,730 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 819 is hopeless, skipping. [2025-01-24 03:35:44,730 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 833 is hopeless, skipping. [2025-01-24 03:35:44,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 877 [2025-01-24 03:35:44,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:35:44,770 INFO L85 PathProgramCache]: Analyzing trace with hash -670376608, now seen corresponding path program 1 times [2025-01-24 03:35:44,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:35:44,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346897690] [2025-01-24 03:35:44,770 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:44,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:44,823 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 878 statements into 1 equivalence classes. [2025-01-24 03:35:45,442 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 878 of 878 statements. [2025-01-24 03:35:45,442 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:45,442 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:49,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8292 backedges. 112 proven. 1622 refuted. 0 times theorem prover too weak. 6558 trivial. 0 not checked. [2025-01-24 03:35:49,929 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:35:49,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346897690] [2025-01-24 03:35:49,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346897690] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:49,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1824317362] [2025-01-24 03:35:49,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:49,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:49,982 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 878 statements into 1 equivalence classes. [2025-01-24 03:35:50,640 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 878 of 878 statements. [2025-01-24 03:35:50,640 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:50,640 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:50,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 3855 conjuncts, 35 conjuncts are in the unsatisfiable core [2025-01-24 03:35:50,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:35:52,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8292 backedges. 1616 proven. 118 refuted. 0 times theorem prover too weak. 6558 trivial. 0 not checked. [2025-01-24 03:35:52,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1824317362] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:52,164 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:35:52,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 62 [2025-01-24 03:35:52,165 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:35:52,165 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 881 is hopeless, skipping. [2025-01-24 03:35:52,165 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 895 [2025-01-24 03:35:52,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:35:52,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1492991757, now seen corresponding path program 1 times [2025-01-24 03:35:52,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:35:52,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392528985] [2025-01-24 03:35:52,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:52,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:52,258 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 896 statements into 1 equivalence classes. [2025-01-24 03:35:52,899 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 896 of 896 statements. [2025-01-24 03:35:52,900 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:52,900 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:57,432 INFO L134 CoverageAnalysis]: Checked inductivity of 8329 backedges. 147 proven. 1622 refuted. 0 times theorem prover too weak. 6560 trivial. 0 not checked. [2025-01-24 03:35:57,432 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:35:57,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392528985] [2025-01-24 03:35:57,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392528985] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:57,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [683065456] [2025-01-24 03:35:57,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:57,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:57,486 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 896 statements into 1 equivalence classes. [2025-01-24 03:35:58,185 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 896 of 896 statements. [2025-01-24 03:35:58,186 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:35:58,186 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:35:58,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 3933 conjuncts, 35 conjuncts are in the unsatisfiable core [2025-01-24 03:35:58,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:35:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 8329 backedges. 1651 proven. 118 refuted. 0 times theorem prover too weak. 6560 trivial. 0 not checked. [2025-01-24 03:35:59,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [683065456] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:35:59,704 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:35:59,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 62 [2025-01-24 03:35:59,705 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:35:59,705 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 901 is hopeless, skipping. [2025-01-24 03:35:59,705 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 905 is hopeless, skipping. [2025-01-24 03:35:59,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 907 [2025-01-24 03:35:59,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:35:59,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1637182232, now seen corresponding path program 1 times [2025-01-24 03:35:59,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:35:59,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073915673] [2025-01-24 03:35:59,738 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:35:59,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:35:59,794 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 908 statements into 1 equivalence classes. [2025-01-24 03:36:00,625 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 908 of 908 statements. [2025-01-24 03:36:00,625 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:36:00,625 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:36:05,080 INFO L134 CoverageAnalysis]: Checked inductivity of 8354 backedges. 55 proven. 1200 refuted. 0 times theorem prover too weak. 7099 trivial. 0 not checked. [2025-01-24 03:36:05,080 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:36:05,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073915673] [2025-01-24 03:36:05,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073915673] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:36:05,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2121233309] [2025-01-24 03:36:05,080 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:36:05,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:36:05,137 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 908 statements into 1 equivalence classes. [2025-01-24 03:36:05,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 908 of 908 statements. [2025-01-24 03:36:05,936 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:36:05,936 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:36:05,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 3992 conjuncts, 34 conjuncts are in the unsatisfiable core [2025-01-24 03:36:05,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:36:07,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8354 backedges. 1136 proven. 119 refuted. 0 times theorem prover too weak. 7099 trivial. 0 not checked. [2025-01-24 03:36:07,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2121233309] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:36:07,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:36:07,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 59 [2025-01-24 03:36:07,525 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:36:07,525 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 929 is hopeless, skipping. [2025-01-24 03:36:07,525 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 942 is hopeless, skipping. [2025-01-24 03:36:07,525 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 992 [2025-01-24 03:36:07,525 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:36:07,525 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 994 [2025-01-24 03:36:07,525 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:36:07,525 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:36:07,525 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:36:07,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:36:07,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1239953748, now seen corresponding path program 27 times [2025-01-24 03:36:07,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:36:07,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264918771] [2025-01-24 03:36:07,526 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-24 03:36:07,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:36:07,587 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 996 statements into 33 equivalence classes. [2025-01-24 03:36:09,553 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 403 of 996 statements. [2025-01-24 03:36:09,553 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-24 03:36:09,553 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:36:11,185 INFO L134 CoverageAnalysis]: Checked inductivity of 8545 backedges. 427 proven. 18 refuted. 0 times theorem prover too weak. 8100 trivial. 0 not checked. [2025-01-24 03:36:11,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:36:11,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264918771] [2025-01-24 03:36:11,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264918771] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:36:11,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1235079955] [2025-01-24 03:36:11,185 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-24 03:36:11,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:36:11,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:36:11,187 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) [2025-01-24 03:36:11,188 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 [2025-01-24 03:36:11,728 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 996 statements into 33 equivalence classes. [2025-01-24 03:37:15,276 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 403 of 996 statements. [2025-01-24 03:37:15,276 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-24 03:37:15,276 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:37:15,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-01-24 03:37:15,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:37:15,905 INFO L134 CoverageAnalysis]: Checked inductivity of 8545 backedges. 466 proven. 18 refuted. 0 times theorem prover too weak. 8061 trivial. 0 not checked. [2025-01-24 03:37:15,905 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:37:16,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8545 backedges. 427 proven. 19 refuted. 0 times theorem prover too weak. 8099 trivial. 0 not checked. [2025-01-24 03:37:16,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1235079955] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:37:16,156 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:37:16,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 26, 11] total 38 [2025-01-24 03:37:16,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804029492] [2025-01-24 03:37:16,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:37:16,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2025-01-24 03:37:16,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:37:16,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2025-01-24 03:37:16,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=493, Invalid=913, Unknown=0, NotChecked=0, Total=1406 [2025-01-24 03:37:16,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:37:16,158 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:37:16,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 7.052631578947368) internal successors, (268), 38 states have internal predecessors, (268), 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) [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:37:16,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:37:16,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:37:16,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:37:16,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2025-01-24 03:37:16,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:37:25,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:25,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2025-01-24 03:37:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-01-24 03:37:25,104 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2025-01-24 03:37:25,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable97,30 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable98,SelfDestructingSolverStorable88,SelfDestructingSolverStorable99,SelfDestructingSolverStorable89,SelfDestructingSolverStorable100 [2025-01-24 03:37:25,283 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)] === [2025-01-24 03:37:25,283 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:37:25,284 INFO L139 ounterexampleChecker]: Examining path program with hash -175633011, occurence #1 [2025-01-24 03:37:25,284 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-24 03:37:25,284 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:37:25,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:37:25,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1605483790, now seen corresponding path program 28 times [2025-01-24 03:37:25,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:37:25,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578537391] [2025-01-24 03:37:25,285 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:37:25,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:37:25,360 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 1251 statements into 2 equivalence classes. [2025-01-24 03:37:27,161 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 1251 of 1251 statements. [2025-01-24 03:37:27,162 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:37:27,162 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:37:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 15495 backedges. 204 proven. 4014 refuted. 0 times theorem prover too weak. 11277 trivial. 0 not checked. [2025-01-24 03:37:33,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-24 03:37:33,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578537391] [2025-01-24 03:37:33,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578537391] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:37:33,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021278242] [2025-01-24 03:37:33,206 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-24 03:37:33,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-24 03:37:33,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-24 03:37:33,208 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) [2025-01-24 03:37:33,209 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 [2025-01-24 03:37:33,806 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 1251 statements into 2 equivalence classes. [2025-01-24 03:37:34,403 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 1251 of 1251 statements. [2025-01-24 03:37:34,404 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-24 03:37:34,404 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:37:34,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 5413 conjuncts, 29 conjuncts are in the unsatisfiable core [2025-01-24 03:37:34,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:37:35,379 INFO L134 CoverageAnalysis]: Checked inductivity of 15495 backedges. 4498 proven. 150 refuted. 0 times theorem prover too weak. 10847 trivial. 0 not checked. [2025-01-24 03:37:35,379 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-24 03:37:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 15495 backedges. 4514 proven. 134 refuted. 0 times theorem prover too weak. 10847 trivial. 0 not checked. [2025-01-24 03:37:36,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021278242] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-24 03:37:36,518 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-24 03:37:36,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 27, 27] total 81 [2025-01-24 03:37:36,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550171184] [2025-01-24 03:37:36,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-24 03:37:36,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2025-01-24 03:37:36,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-24 03:37:36,521 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2025-01-24 03:37:36,522 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1012, Invalid=5468, Unknown=0, NotChecked=0, Total=6480 [2025-01-24 03:37:36,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:37:36,523 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-24 03:37:36,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 6.506172839506172) internal successors, (527), 81 states have internal predecessors, (527), 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) [2025-01-24 03:37:36,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:36,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:36,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:37:36,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2025-01-24 03:37:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-01-24 03:37:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-01-24 03:37:41,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-24 03:37:41,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-24 03:37:41,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-24 03:37:41,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-01-24 03:37:41,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-24 03:37:41,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-24 03:37:41,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-24 03:37:41,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2025-01-24 03:37:41,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-01-24 03:37:41,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-01-24 03:37:41,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2025-01-24 03:37:41,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2025-01-24 03:37:41,591 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)] === [2025-01-24 03:37:41,591 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-24 03:37:41,592 INFO L139 ounterexampleChecker]: Examining path program with hash -175633011, occurence #2 [2025-01-24 03:37:41,592 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-24 03:37:41,592 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-01-24 03:37:41,592 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:37:41,592 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2025-01-24 03:37:41,592 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:37:41,592 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2025-01-24 03:37:41,592 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:37:41,592 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2025-01-24 03:37:41,592 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:37:41,592 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2025-01-24 03:37:41,592 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:37:41,592 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-24 03:37:41,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:37:41,647 INFO L85 PathProgramCache]: Analyzing trace with hash -437460159, now seen corresponding path program 1 times [2025-01-24 03:37:41,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:37:41,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324611138] [2025-01-24 03:37:41,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:37:41,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:37:41,671 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 240 statements into 1 equivalence classes. [2025-01-24 03:37:41,730 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 240 of 240 statements. [2025-01-24 03:37:41,731 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:37:41,731 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:37:42,991 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 175 proven. 538 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2025-01-24 03:37:42,991 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:37:42,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324611138] [2025-01-24 03:37:42,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324611138] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:37:42,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2011078471] [2025-01-24 03:37:42,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:37:42,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:37:43,015 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 240 statements into 1 equivalence classes. [2025-01-24 03:37:43,086 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 240 of 240 statements. [2025-01-24 03:37:43,086 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:37:43,086 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:37:43,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 1268 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-01-24 03:37:43,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:37:44,023 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 567 proven. 146 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2025-01-24 03:37:44,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2011078471] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:37:44,023 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:37:44,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 53 [2025-01-24 03:37:44,023 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:37:44,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 302 [2025-01-24 03:37:44,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:37:44,057 INFO L85 PathProgramCache]: Analyzing trace with hash 397314864, now seen corresponding path program 1 times [2025-01-24 03:37:44,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:37:44,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147570506] [2025-01-24 03:37:44,057 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:37:44,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:37:44,084 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 303 statements into 1 equivalence classes. [2025-01-24 03:37:44,179 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 303 of 303 statements. [2025-01-24 03:37:44,179 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:37:44,179 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:37:45,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1369 backedges. 1017 proven. 251 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2025-01-24 03:37:45,987 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:37:45,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147570506] [2025-01-24 03:37:45,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147570506] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:37:45,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [612521578] [2025-01-24 03:37:45,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:37:45,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:37:46,014 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 303 statements into 1 equivalence classes. [2025-01-24 03:37:46,122 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 303 of 303 statements. [2025-01-24 03:37:46,122 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:37:46,122 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:37:46,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 1528 conjuncts, 40 conjuncts are in the unsatisfiable core [2025-01-24 03:37:46,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:37:47,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1369 backedges. 1163 proven. 105 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2025-01-24 03:37:47,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [612521578] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:37:47,549 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:37:47,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 36] total 71 [2025-01-24 03:37:47,549 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:37:47,549 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 491 is hopeless, skipping. [2025-01-24 03:37:47,549 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 680 is hopeless, skipping. [2025-01-24 03:37:47,550 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 800 is hopeless, skipping. [2025-01-24 03:37:47,550 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 811 [2025-01-24 03:37:47,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:37:47,710 INFO L85 PathProgramCache]: Analyzing trace with hash 655566722, now seen corresponding path program 1 times [2025-01-24 03:37:47,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:37:47,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789467143] [2025-01-24 03:37:47,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:37:47,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:37:47,762 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 812 statements into 1 equivalence classes. [2025-01-24 03:37:48,304 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 812 of 812 statements. [2025-01-24 03:37:48,304 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:37:48,304 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:37:52,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8007 backedges. 132 proven. 1997 refuted. 0 times theorem prover too weak. 5878 trivial. 0 not checked. [2025-01-24 03:37:52,277 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:37:52,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789467143] [2025-01-24 03:37:52,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789467143] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:37:52,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1446190925] [2025-01-24 03:37:52,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:37:52,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:37:52,329 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 812 statements into 1 equivalence classes. [2025-01-24 03:37:52,901 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 812 of 812 statements. [2025-01-24 03:37:52,901 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:37:52,901 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:37:52,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 3601 conjuncts, 34 conjuncts are in the unsatisfiable core [2025-01-24 03:37:52,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:37:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8007 backedges. 2003 proven. 126 refuted. 0 times theorem prover too weak. 5878 trivial. 0 not checked. [2025-01-24 03:37:54,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1446190925] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:37:54,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:37:54,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 60 [2025-01-24 03:37:54,328 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:37:54,329 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 821 is hopeless, skipping. [2025-01-24 03:37:54,329 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 835 is hopeless, skipping. [2025-01-24 03:37:54,329 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 861 is hopeless, skipping. [2025-01-24 03:37:54,329 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 903 is hopeless, skipping. [2025-01-24 03:37:54,329 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 995 is hopeless, skipping. [2025-01-24 03:37:54,329 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1001 [2025-01-24 03:37:54,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:37:54,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1035143488, now seen corresponding path program 1 times [2025-01-24 03:37:54,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:37:54,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875599940] [2025-01-24 03:37:54,367 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:37:54,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:37:54,427 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1002 statements into 1 equivalence classes. [2025-01-24 03:37:55,346 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1002 of 1002 statements. [2025-01-24 03:37:55,346 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:37:55,346 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:38:00,280 INFO L134 CoverageAnalysis]: Checked inductivity of 11213 backedges. 239 proven. 3028 refuted. 0 times theorem prover too weak. 7946 trivial. 0 not checked. [2025-01-24 03:38:00,280 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:38:00,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875599940] [2025-01-24 03:38:00,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875599940] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:38:00,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1939643937] [2025-01-24 03:38:00,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:38:00,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:38:00,362 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1002 statements into 1 equivalence classes. [2025-01-24 03:38:01,347 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1002 of 1002 statements. [2025-01-24 03:38:01,347 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:38:01,347 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:38:01,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 4378 conjuncts, 34 conjuncts are in the unsatisfiable core [2025-01-24 03:38:01,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:38:02,929 INFO L134 CoverageAnalysis]: Checked inductivity of 11213 backedges. 3100 proven. 167 refuted. 0 times theorem prover too weak. 7946 trivial. 0 not checked. [2025-01-24 03:38:02,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1939643937] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:38:02,929 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:38:02,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 60 [2025-01-24 03:38:02,929 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:38:02,929 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 1020 is hopeless, skipping. [2025-01-24 03:38:02,929 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1026 [2025-01-24 03:38:02,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:38:02,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1203176630, now seen corresponding path program 1 times [2025-01-24 03:38:02,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:38:02,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615591191] [2025-01-24 03:38:02,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:38:02,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:38:03,036 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1027 statements into 1 equivalence classes. [2025-01-24 03:38:03,917 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1027 of 1027 statements. [2025-01-24 03:38:03,917 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:38:03,917 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:38:09,051 INFO L134 CoverageAnalysis]: Checked inductivity of 11289 backedges. 308 proven. 3028 refuted. 0 times theorem prover too weak. 7953 trivial. 0 not checked. [2025-01-24 03:38:09,051 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:38:09,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615591191] [2025-01-24 03:38:09,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615591191] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:38:09,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1971732226] [2025-01-24 03:38:09,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:38:09,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:38:09,113 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1027 statements into 1 equivalence classes. [2025-01-24 03:38:10,040 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1027 of 1027 statements. [2025-01-24 03:38:10,040 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:38:10,040 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:38:10,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 4482 conjuncts, 34 conjuncts are in the unsatisfiable core [2025-01-24 03:38:10,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:38:11,607 INFO L134 CoverageAnalysis]: Checked inductivity of 11289 backedges. 3169 proven. 167 refuted. 0 times theorem prover too weak. 7953 trivial. 0 not checked. [2025-01-24 03:38:11,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1971732226] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:38:11,607 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:38:11,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 60 [2025-01-24 03:38:11,608 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:38:11,608 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 1030 is hopeless, skipping. [2025-01-24 03:38:11,608 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1032 [2025-01-24 03:38:11,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:38:11,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1160313129, now seen corresponding path program 1 times [2025-01-24 03:38:11,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-01-24 03:38:11,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303865879] [2025-01-24 03:38:11,641 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:38:11,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:38:11,704 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1033 statements into 1 equivalence classes. [2025-01-24 03:38:12,540 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1033 of 1033 statements. [2025-01-24 03:38:12,540 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:38:12,540 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:38:17,611 INFO L134 CoverageAnalysis]: Checked inductivity of 11297 backedges. 200 proven. 3108 refuted. 0 times theorem prover too weak. 7989 trivial. 0 not checked. [2025-01-24 03:38:17,611 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-01-24 03:38:17,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303865879] [2025-01-24 03:38:17,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303865879] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:38:17,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [841072047] [2025-01-24 03:38:17,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-24 03:38:17,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:38:17,674 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1033 statements into 1 equivalence classes. [2025-01-24 03:38:18,731 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1033 of 1033 statements. [2025-01-24 03:38:18,731 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-24 03:38:18,731 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-24 03:38:18,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 4516 conjuncts, 34 conjuncts are in the unsatisfiable core [2025-01-24 03:38:18,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-24 03:38:20,421 INFO L134 CoverageAnalysis]: Checked inductivity of 11297 backedges. 3173 proven. 135 refuted. 0 times theorem prover too weak. 7989 trivial. 0 not checked. [2025-01-24 03:38:20,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [841072047] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-24 03:38:20,421 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-24 03:38:20,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 59 [2025-01-24 03:38:20,421 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-01-24 03:38:20,422 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 1074 is hopeless, skipping. [2025-01-24 03:38:20,422 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 1199 is hopeless, skipping. [2025-01-24 03:38:20,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1249 [2025-01-24 03:38:20,422 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-24 03:38:20,422 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1251 [2025-01-24 03:38:20,422 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-24 03:38:20,422 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-24 03:38:20,422 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-24 03:38:20,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-24 03:38:20,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1374950567, now seen corresponding path program 29 times [2025-01-24 03:38:20,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-24 03:38:20,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060712054] [2025-01-24 03:38:20,423 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-24 03:38:20,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-24 03:38:20,501 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 1253 statements into 46 equivalence classes. Killed by 15