./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/stack_longest-2.i --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/pthread/stack_longest-2.i -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 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 --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 [2025-01-23 22:24:57,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-23 22:24:57,644 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2025-01-23 22:24:57,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-23 22:24:57,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-23 22:24:57,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-23 22:24:57,681 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-23 22:24:57,681 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-23 22:24:57,681 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-23 22:24:57,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-23 22:24:57,682 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-23 22:24:57,682 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-23 22:24:57,682 INFO L153 SettingsManager]: * Use SBE=true [2025-01-23 22:24:57,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-23 22:24:57,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-23 22:24:57,682 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-23 22:24:57,682 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-23 22:24:57,682 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-23 22:24:57,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-23 22:24:57,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-23 22:24:57,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-23 22:24:57,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-23 22:24:57,683 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-23 22:24:57,683 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-23 22:24:57,683 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-23 22:24:57,683 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-23 22:24:57,683 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-23 22:24:57,683 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-23 22:24:57,683 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-23 22:24:57,683 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-23 22:24:57,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-23 22:24:57,685 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-23 22:24:57,686 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-23 22:24:57,686 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-23 22:24:57,686 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-23 22:24:57,686 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-23 22:24:57,686 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-23 22:24:57,686 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-23 22:24:57,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-23 22:24:57,686 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-23 22:24:57,686 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-23 22:24:57,687 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-23 22:24:57,687 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-23 22:24:57,687 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 -> 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 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 [2025-01-23 22:24:58,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-23 22:24:58,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-23 22:24:58,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-23 22:24:58,039 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-23 22:24:58,040 INFO L274 PluginConnector]: CDTParser initialized [2025-01-23 22:24:58,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/stack_longest-2.i [2025-01-23 22:24:59,365 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/c8d44a44a/640b5349f3cc43569e6763f904ea7cdd/FLAG1af12f3a4 [2025-01-23 22:24:59,609 INFO L384 CDTParser]: Found 1 translation units. [2025-01-23 22:24:59,610 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/pthread/stack_longest-2.i [2025-01-23 22:24:59,626 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/c8d44a44a/640b5349f3cc43569e6763f904ea7cdd/FLAG1af12f3a4 [2025-01-23 22:24:59,641 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/c8d44a44a/640b5349f3cc43569e6763f904ea7cdd [2025-01-23 22:24:59,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-23 22:24:59,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-23 22:24:59,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-23 22:24:59,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-23 22:24:59,650 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-23 22:24:59,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 10:24:59" (1/1) ... [2025-01-23 22:24:59,651 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c39119b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:24:59, skipping insertion in model container [2025-01-23 22:24:59,651 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 10:24:59" (1/1) ... [2025-01-23 22:24:59,688 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-23 22:25:00,077 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/pthread/stack_longest-2.i[41530,41543] [2025-01-23 22:25:00,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-23 22:25:00,168 INFO L200 MainTranslator]: Completed pre-run [2025-01-23 22:25:00,281 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/pthread/stack_longest-2.i[41530,41543] [2025-01-23 22:25:00,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-23 22:25:00,445 INFO L204 MainTranslator]: Completed translation [2025-01-23 22:25:00,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00 WrapperNode [2025-01-23 22:25:00,447 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-23 22:25:00,448 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-23 22:25:00,449 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-23 22:25:00,449 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-23 22:25:00,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,564 INFO L138 Inliner]: procedures = 277, calls = 830, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 939 [2025-01-23 22:25:00,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-23 22:25:00,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-23 22:25:00,571 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-23 22:25:00,571 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-23 22:25:00,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,613 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,626 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-23 22:25:00,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-23 22:25:00,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-23 22:25:00,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-23 22:25:00,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (1/1) ... [2025-01-23 22:25:00,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-23 22:25:00,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:25:00,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2025-01-23 22:25:00,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2025-01-23 22:25:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2025-01-23 22:25:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2025-01-23 22:25:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2025-01-23 22:25:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2025-01-23 22:25:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-01-23 22:25:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-01-23 22:25:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-01-23 22:25:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-01-23 22:25:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-23 22:25:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-01-23 22:25:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-23 22:25:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-23 22:25:00,706 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-01-23 22:25:00,857 INFO L234 CfgBuilder]: Building ICFG [2025-01-23 22:25:00,859 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-23 22:25:02,131 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-23 22:25:02,131 INFO L283 CfgBuilder]: Performing block encoding [2025-01-23 22:25:13,519 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-23 22:25:13,519 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-23 22:25:13,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 10:25:13 BoogieIcfgContainer [2025-01-23 22:25:13,519 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-23 22:25:13,522 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-23 22:25:13,522 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-23 22:25:13,529 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-23 22:25:13,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.01 10:24:59" (1/3) ... [2025-01-23 22:25:13,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3859b74c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 10:25:13, skipping insertion in model container [2025-01-23 22:25:13,531 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 10:25:00" (2/3) ... [2025-01-23 22:25:13,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3859b74c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 10:25:13, skipping insertion in model container [2025-01-23 22:25:13,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 10:25:13" (3/3) ... [2025-01-23 22:25:13,535 INFO L128 eAbstractionObserver]: Analyzing ICFG stack_longest-2.i [2025-01-23 22:25:13,551 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-23 22:25:13,553 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG stack_longest-2.i that has 3 procedures, 30 locations, 1 initial locations, 2 loop locations, and 2 error locations. [2025-01-23 22:25:13,553 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-23 22:25:13,639 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-01-23 22:25:13,681 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-23 22:25:13,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-23 22:25:13,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:25:13,685 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-01-23 22:25:13,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-01-23 22:25:13,777 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-23 22:25:13,797 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1Thread1of1ForFork1 ======== [2025-01-23 22:25:13,807 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;@14916fc5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-23 22:25:13,807 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-23 22:25:14,082 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:25:14,083 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:25:14,085 INFO L139 ounterexampleChecker]: Examining path program with hash 1039645209, occurence #1 [2025-01-23 22:25:14,086 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 22:25:14,086 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:25:14,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:25:14,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1339098493, now seen corresponding path program 1 times [2025-01-23 22:25:14,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:25:14,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032169005] [2025-01-23 22:25:14,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:25:14,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:25:14,231 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-01-23 22:25:14,466 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-01-23 22:25:14,467 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:25:14,467 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:15,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 22:25:15,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:25:15,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032169005] [2025-01-23 22:25:15,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032169005] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 22:25:15,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 22:25:15,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-23 22:25:15,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111423095] [2025-01-23 22:25:15,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 22:25:15,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-23 22:25:15,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:25:15,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-23 22:25:15,147 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-23 22:25:15,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:15,150 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:25:15,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:25:15,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:15,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-23 22:25:15,617 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:25:15,617 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:25:15,617 INFO L139 ounterexampleChecker]: Examining path program with hash 1898228608, occurence #1 [2025-01-23 22:25:15,617 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 22:25:15,618 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:25:15,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:25:15,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1021591154, now seen corresponding path program 1 times [2025-01-23 22:25:15,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:25:15,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358415406] [2025-01-23 22:25:15,618 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:25:15,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:25:15,660 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-23 22:25:15,708 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-23 22:25:15,708 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:25:15,708 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:16,315 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 22:25:16,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:25:16,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358415406] [2025-01-23 22:25:16,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358415406] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 22:25:16,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 22:25:16,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-23 22:25:16,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070501207] [2025-01-23 22:25:16,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 22:25:16,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-23 22:25:16,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:25:16,319 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-23 22:25:16,319 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-23 22:25:16,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:16,320 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:25:16,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:25:16,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:16,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:16,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:16,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-23 22:25:16,516 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:25:16,516 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:25:16,517 INFO L139 ounterexampleChecker]: Examining path program with hash -1036638729, occurence #1 [2025-01-23 22:25:16,517 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 22:25:16,517 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:25:16,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:25:16,518 INFO L85 PathProgramCache]: Analyzing trace with hash -2097442841, now seen corresponding path program 2 times [2025-01-23 22:25:16,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:25:16,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558120749] [2025-01-23 22:25:16,518 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 22:25:16,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:25:16,558 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 36 statements into 2 equivalence classes. [2025-01-23 22:25:16,608 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 36 of 36 statements. [2025-01-23 22:25:16,608 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 22:25:16,609 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-23 22:25:16,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:25:16,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558120749] [2025-01-23 22:25:16,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558120749] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 22:25:16,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 22:25:16,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-23 22:25:16,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747426772] [2025-01-23 22:25:16,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 22:25:16,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-23 22:25:16,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:25:16,961 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-23 22:25:16,961 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-23 22:25:16,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:16,962 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:25:16,962 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:25:16,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:16,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:16,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:17,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:17,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:17,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:17,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-23 22:25:17,065 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:25:17,065 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:25:17,065 INFO L139 ounterexampleChecker]: Examining path program with hash -1064976184, occurence #1 [2025-01-23 22:25:17,065 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 22:25:17,065 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:25:17,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:25:17,066 INFO L85 PathProgramCache]: Analyzing trace with hash -614432975, now seen corresponding path program 1 times [2025-01-23 22:25:17,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:25:17,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693577321] [2025-01-23 22:25:17,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:25:17,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:25:17,099 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-23 22:25:17,139 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-23 22:25:17,139 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:25:17,139 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:17,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 22:25:17,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:25:17,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693577321] [2025-01-23 22:25:17,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693577321] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 22:25:17,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 22:25:17,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-23 22:25:17,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196118369] [2025-01-23 22:25:17,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 22:25:17,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-23 22:25:17,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:25:17,565 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-23 22:25:17,565 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-23 22:25:17,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:17,566 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:25:17,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:25:17,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:17,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:17,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:17,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:17,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:17,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:17,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:17,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:25:17,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-23 22:25:17,657 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:25:17,657 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:25:17,657 INFO L139 ounterexampleChecker]: Examining path program with hash -1118055077, occurence #1 [2025-01-23 22:25:17,657 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 22:25:17,657 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:25:17,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:25:17,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1190916995, now seen corresponding path program 1 times [2025-01-23 22:25:17,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:25:17,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635620807] [2025-01-23 22:25:17,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:25:17,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:25:17,686 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-01-23 22:25:17,724 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-01-23 22:25:17,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:25:17,725 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:18,282 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 22:25:18,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:25:18,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635620807] [2025-01-23 22:25:18,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635620807] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 22:25:18,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887387161] [2025-01-23 22:25:18,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:25:18,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:25:18,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:25:18,286 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 22:25:18,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-23 22:25:18,386 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-01-23 22:25:18,641 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-01-23 22:25:18,641 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:25:18,641 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:18,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 1767 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-23 22:25:18,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 22:25:18,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:18,942 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 22:25:18,942 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 22:25:19,005 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 22:25:19,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887387161] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 22:25:19,005 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 22:25:19,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2025-01-23 22:25:19,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870406615] [2025-01-23 22:25:19,007 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 22:25:19,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-01-23 22:25:19,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:25:19,008 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-01-23 22:25:19,008 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2025-01-23 22:25:19,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:19,008 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:25:19,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:25:19,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:19,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:19,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:19,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:25:19,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:19,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:19,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:19,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:19,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:25:19,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:25:19,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-23 22:25:19,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:25:19,513 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:25:19,513 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:25:19,514 INFO L139 ounterexampleChecker]: Examining path program with hash 614001133, occurence #1 [2025-01-23 22:25:19,514 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 22:25:19,514 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:25:19,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:25:19,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1293300218, now seen corresponding path program 1 times [2025-01-23 22:25:19,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:25:19,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532416307] [2025-01-23 22:25:19,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:25:19,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:25:19,560 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-01-23 22:25:19,612 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-01-23 22:25:19,612 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:25:19,612 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:20,379 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2025-01-23 22:25:20,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:25:20,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532416307] [2025-01-23 22:25:20,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532416307] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 22:25:20,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962188751] [2025-01-23 22:25:20,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:25:20,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:25:20,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:25:20,383 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 22:25:20,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-23 22:25:20,500 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-01-23 22:25:20,778 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-01-23 22:25:20,779 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:25:20,779 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:20,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 1984 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-23 22:25:20,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 22:25:20,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:20,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:20,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:20,985 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2025-01-23 22:25:20,985 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 22:25:21,241 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2025-01-23 22:25:21,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [962188751] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 22:25:21,242 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 22:25:21,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2025-01-23 22:25:21,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890395796] [2025-01-23 22:25:21,242 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 22:25:21,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-01-23 22:25:21,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:25:21,245 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-01-23 22:25:21,245 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2025-01-23 22:25:21,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:21,245 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:25:21,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.285714285714286) internal successors, (88), 14 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:25:21,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:21,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:21,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:21,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:25:21,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:25:21,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:21,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:21,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:21,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:21,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:25:21,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:25:21,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-23 22:25:21,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-01-23 22:25:21,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:25:21,952 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:25:21,952 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:25:21,953 INFO L139 ounterexampleChecker]: Examining path program with hash 614001133, occurence #2 [2025-01-23 22:25:21,954 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 22:25:21,954 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 22:25:21,978 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 22:25:21,978 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 22:25:21,979 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 22:25:21,979 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-01-23 22:25:21,979 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:21,979 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2025-01-23 22:25:21,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:21,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2025-01-23 22:25:21,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:21,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2025-01-23 22:25:21,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:21,995 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 96 [2025-01-23 22:25:21,995 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:21,995 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2025-01-23 22:25:21,995 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:21,996 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2025-01-23 22:25:21,996 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:21,996 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2025-01-23 22:25:21,996 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:21,996 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2025-01-23 22:25:21,996 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:21,996 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 126 [2025-01-23 22:25:21,996 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:21,997 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 22:25:21,997 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:25:21,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:25:21,997 INFO L85 PathProgramCache]: Analyzing trace with hash -908159529, now seen corresponding path program 2 times [2025-01-23 22:25:21,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:25:21,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566974784] [2025-01-23 22:25:21,998 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 22:25:21,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:25:22,051 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 132 statements into 2 equivalence classes. [2025-01-23 22:25:22,165 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 132 of 132 statements. [2025-01-23 22:25:22,167 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 22:25:22,167 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:23,789 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 9 proven. 192 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2025-01-23 22:25:23,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:25:23,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566974784] [2025-01-23 22:25:23,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566974784] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 22:25:23,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379992356] [2025-01-23 22:25:23,791 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 22:25:23,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:25:23,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:25:23,794 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 22:25:23,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-01-23 22:25:23,962 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 132 statements into 2 equivalence classes. [2025-01-23 22:25:24,320 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 132 of 132 statements. [2025-01-23 22:25:24,320 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 22:25:24,320 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:24,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 2211 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-01-23 22:25:24,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 22:25:24,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:24,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:24,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:24,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:24,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:24,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:24,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:24,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:24,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:25,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:25,130 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 66 proven. 195 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-01-23 22:25:25,130 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 22:25:25,764 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 9 proven. 192 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2025-01-23 22:25:25,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379992356] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 22:25:25,764 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 22:25:25,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 17, 14] total 36 [2025-01-23 22:25:25,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217876239] [2025-01-23 22:25:25,764 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 22:25:25,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2025-01-23 22:25:25,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:25:25,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2025-01-23 22:25:25,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=424, Invalid=836, Unknown=0, NotChecked=0, Total=1260 [2025-01-23 22:25:25,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:25,770 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:25:25,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 5.583333333333333) internal successors, (201), 36 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:25:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:25:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:25:25,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-23 22:25:25,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:27,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:27,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:27,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:27,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:25:27,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:25:27,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-01-23 22:25:27,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-01-23 22:25:27,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-01-23 22:25:28,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:25:28,176 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:25:28,176 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:25:28,177 INFO L139 ounterexampleChecker]: Examining path program with hash 614001133, occurence #3 [2025-01-23 22:25:28,177 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 22:25:28,177 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 22:25:28,177 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 22:25:28,177 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 22:25:28,178 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 22:25:28,178 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-01-23 22:25:28,178 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,178 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-23 22:25:28,193 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,194 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2025-01-23 22:25:28,194 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,195 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2025-01-23 22:25:28,195 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,195 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 180 [2025-01-23 22:25:28,195 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,195 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 186 [2025-01-23 22:25:28,195 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,195 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 192 [2025-01-23 22:25:28,195 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,195 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 198 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 204 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 210 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 216 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 222 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 228 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 234 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 240 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 246 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 252 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 258 [2025-01-23 22:25:28,196 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,196 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 264 [2025-01-23 22:25:28,197 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,197 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 270 [2025-01-23 22:25:28,197 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:25:28,197 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 22:25:28,197 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:25:28,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:25:28,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1457666450, now seen corresponding path program 3 times [2025-01-23 22:25:28,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:25:28,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405061915] [2025-01-23 22:25:28,198 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 22:25:28,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:25:28,300 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 276 statements into 19 equivalence classes. [2025-01-23 22:25:30,034 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) and asserted 240 of 276 statements. [2025-01-23 22:25:30,035 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2025-01-23 22:25:30,035 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:33,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 548 proven. 129 refuted. 0 times theorem prover too weak. 1123 trivial. 0 not checked. [2025-01-23 22:25:33,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:25:33,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405061915] [2025-01-23 22:25:33,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405061915] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 22:25:33,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [299082019] [2025-01-23 22:25:33,285 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 22:25:33,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:25:33,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:25:33,287 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 22:25:33,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-01-23 22:25:33,523 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 276 statements into 19 equivalence classes. [2025-01-23 22:25:57,014 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) and asserted 240 of 276 statements. [2025-01-23 22:25:57,014 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2025-01-23 22:25:57,014 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:25:57,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 2641 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-23 22:25:57,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 22:25:57,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:25:57,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 230 proven. 7 refuted. 0 times theorem prover too weak. 1563 trivial. 0 not checked. [2025-01-23 22:25:57,230 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 22:25:57,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 1563 trivial. 0 not checked. [2025-01-23 22:25:57,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [299082019] provided 1 perfect and 1 imperfect interpolant sequences [2025-01-23 22:25:57,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-01-23 22:25:57,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 5] total 19 [2025-01-23 22:25:57,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174155177] [2025-01-23 22:25:57,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 22:25:57,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-23 22:25:57,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:25:57,292 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-23 22:25:57,292 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=224, Unknown=0, NotChecked=0, Total=342 [2025-01-23 22:25:57,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:57,293 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:25:57,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 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) [2025-01-23 22:25:57,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:57,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:57,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:57,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:25:57,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:25:57,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-01-23 22:25:57,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-01-23 22:25:57,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:25:57,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:57,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:57,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:57,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:25:57,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:25:57,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:25:57,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:25:57,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:25:57,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-01-23 22:25:57,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:25:57,862 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:25:57,862 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:25:57,862 INFO L139 ounterexampleChecker]: Examining path program with hash -1522771593, occurence #1 [2025-01-23 22:25:57,862 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 22:25:57,862 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:25:57,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:25:57,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1157890609, now seen corresponding path program 4 times [2025-01-23 22:25:57,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:25:57,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303450960] [2025-01-23 22:25:57,863 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 22:25:57,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:25:57,953 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 332 statements into 2 equivalence classes. [2025-01-23 22:25:58,480 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 332 of 332 statements. [2025-01-23 22:25:58,481 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 22:25:58,481 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:26:08,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1612 backedges. 329 proven. 1041 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2025-01-23 22:26:08,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:26:08,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303450960] [2025-01-23 22:26:08,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303450960] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 22:26:08,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29927349] [2025-01-23 22:26:08,507 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 22:26:08,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:26:08,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:26:08,509 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 22:26:08,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-01-23 22:26:08,799 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 332 statements into 2 equivalence classes. [2025-01-23 22:26:09,192 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 332 of 332 statements. [2025-01-23 22:26:09,192 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 22:26:09,193 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:26:09,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-01-23 22:26:09,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 22:26:09,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:26:09,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:26:09,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:26:09,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1612 backedges. 248 proven. 8 refuted. 0 times theorem prover too weak. 1356 trivial. 0 not checked. [2025-01-23 22:26:09,398 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 22:26:09,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1612 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 1356 trivial. 0 not checked. [2025-01-23 22:26:09,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29927349] provided 1 perfect and 1 imperfect interpolant sequences [2025-01-23 22:26:09,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-01-23 22:26:09,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [30, 7] total 40 [2025-01-23 22:26:09,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941263818] [2025-01-23 22:26:09,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 22:26:09,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-23 22:26:09,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:26:09,508 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-23 22:26:09,509 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=531, Invalid=1029, Unknown=0, NotChecked=0, Total=1560 [2025-01-23 22:26:09,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:26:09,510 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:26:09,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:26:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:26:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:26:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:26:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:26:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:26:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:26:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:26:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:26:09,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:26:09,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:26:09,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:26:09,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:26:09,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:26:09,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:26:09,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:26:09,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:26:09,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:26:09,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 22:26:09,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-01-23 22:26:09,883 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:26:09,883 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:26:09,883 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:26:09,883 INFO L139 ounterexampleChecker]: Examining path program with hash 1163740303, occurence #1 [2025-01-23 22:26:09,883 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 22:26:09,883 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:26:09,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:26:09,884 INFO L85 PathProgramCache]: Analyzing trace with hash 753436892, now seen corresponding path program 5 times [2025-01-23 22:26:09,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:26:09,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820216809] [2025-01-23 22:26:09,884 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 22:26:09,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:26:09,950 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 273 statements into 19 equivalence classes. [2025-01-23 22:26:10,805 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) and asserted 273 of 273 statements. [2025-01-23 22:26:10,805 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2025-01-23 22:26:10,805 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:26:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 152 proven. 202 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2025-01-23 22:26:16,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:26:16,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820216809] [2025-01-23 22:26:16,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820216809] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 22:26:16,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164201105] [2025-01-23 22:26:16,060 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 22:26:16,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:26:16,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:26:16,062 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 22:26:16,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-01-23 22:26:16,375 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 273 statements into 19 equivalence classes. [2025-01-23 22:37:38,166 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) and asserted 273 of 273 statements. [2025-01-23 22:37:38,166 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2025-01-23 22:37:38,166 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:37:38,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 2811 conjuncts, 68 conjuncts are in the unsatisfiable core [2025-01-23 22:37:38,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 22:37:38,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:38,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:38,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:38,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:38,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:38,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:38,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:38,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:38,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:38,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:38,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:39,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:39,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:39,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:39,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:39,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:39,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:39,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-23 22:37:39,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 14 proven. 975 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2025-01-23 22:37:39,680 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 22:37:41,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 14 proven. 972 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2025-01-23 22:37:41,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164201105] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 22:37:41,339 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 22:37:41,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 36, 36] total 90 [2025-01-23 22:37:41,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45481040] [2025-01-23 22:37:41,340 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 22:37:41,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 90 states [2025-01-23 22:37:41,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:37:41,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2025-01-23 22:37:41,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1529, Invalid=6481, Unknown=0, NotChecked=0, Total=8010 [2025-01-23 22:37:41,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:37:41,347 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:37:41,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 90 states, 90 states have (on average 3.988888888888889) internal successors, (359), 90 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:37:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:37:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:37:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:37:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:37:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 22:37:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:37:48,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:48,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:48,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:48,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:37:48,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:37:48,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:37:48,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:37:48,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:48,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 22:37:48,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2025-01-23 22:37:48,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-01-23 22:37:48,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:37:48,306 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:37:48,306 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:37:48,307 INFO L139 ounterexampleChecker]: Examining path program with hash 213383143, occurence #1 [2025-01-23 22:37:48,307 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 22:37:48,307 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:37:48,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:37:48,307 INFO L85 PathProgramCache]: Analyzing trace with hash -697932066, now seen corresponding path program 1 times [2025-01-23 22:37:48,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:37:48,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446507961] [2025-01-23 22:37:48,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:37:48,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:37:48,403 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 399 statements into 1 equivalence classes. [2025-01-23 22:37:48,472 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 399 of 399 statements. [2025-01-23 22:37:48,472 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:37:48,472 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:37:49,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2398 backedges. 0 proven. 1509 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2025-01-23 22:37:49,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:37:49,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446507961] [2025-01-23 22:37:49,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446507961] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 22:37:49,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [411373401] [2025-01-23 22:37:49,738 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:37:49,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:37:49,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:37:49,740 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 22:37:49,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-01-23 22:37:50,112 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 399 statements into 1 equivalence classes. [2025-01-23 22:37:50,437 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 399 of 399 statements. [2025-01-23 22:37:50,437 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:37:50,437 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:37:50,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 3319 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-01-23 22:37:50,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 22:37:50,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2398 backedges. 0 proven. 1509 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2025-01-23 22:37:50,702 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 22:37:51,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2398 backedges. 0 proven. 1509 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2025-01-23 22:37:51,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [411373401] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 22:37:51,417 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 22:37:51,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 47 [2025-01-23 22:37:51,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143235776] [2025-01-23 22:37:51,418 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 22:37:51,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2025-01-23 22:37:51,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:37:51,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2025-01-23 22:37:51,420 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1081, Invalid=1081, Unknown=0, NotChecked=0, Total=2162 [2025-01-23 22:37:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:37:51,421 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:37:51,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 11.702127659574469) internal successors, (550), 47 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2025-01-23 22:37:51,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:37:53,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:37:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:37:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:37:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:37:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:37:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 22:37:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2025-01-23 22:37:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-01-23 22:37:53,984 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-01-23 22:37:54,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:37:54,173 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:37:54,173 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:37:54,174 INFO L139 ounterexampleChecker]: Examining path program with hash 1727368523, occurence #1 [2025-01-23 22:37:54,174 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 22:37:54,174 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:37:54,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:37:54,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1146818576, now seen corresponding path program 1 times [2025-01-23 22:37:54,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:37:54,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381514294] [2025-01-23 22:37:54,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:37:54,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:37:54,326 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 813 statements into 1 equivalence classes. [2025-01-23 22:37:54,429 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 813 of 813 statements. [2025-01-23 22:37:54,429 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:37:54,429 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:37:58,876 INFO L134 CoverageAnalysis]: Checked inductivity of 16750 backedges. 0 proven. 12606 refuted. 0 times theorem prover too weak. 4144 trivial. 0 not checked. [2025-01-23 22:37:58,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:37:58,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381514294] [2025-01-23 22:37:58,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381514294] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 22:37:58,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [35884730] [2025-01-23 22:37:58,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 22:37:58,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:37:58,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:37:58,878 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 22:37:58,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-01-23 22:37:59,468 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 813 statements into 1 equivalence classes. [2025-01-23 22:37:59,983 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 813 of 813 statements. [2025-01-23 22:37:59,983 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 22:37:59,983 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:38:00,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 5034 conjuncts, 46 conjuncts are in the unsatisfiable core [2025-01-23 22:38:00,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 22:38:00,481 INFO L134 CoverageAnalysis]: Checked inductivity of 16750 backedges. 0 proven. 12606 refuted. 0 times theorem prover too weak. 4144 trivial. 0 not checked. [2025-01-23 22:38:00,481 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 22:38:02,851 INFO L134 CoverageAnalysis]: Checked inductivity of 16750 backedges. 0 proven. 12606 refuted. 0 times theorem prover too weak. 4144 trivial. 0 not checked. [2025-01-23 22:38:02,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [35884730] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 22:38:02,851 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 22:38:02,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47, 47] total 93 [2025-01-23 22:38:02,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905613039] [2025-01-23 22:38:02,852 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 22:38:02,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 93 states [2025-01-23 22:38:02,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:38:02,857 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2025-01-23 22:38:02,860 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4278, Invalid=4278, Unknown=0, NotChecked=0, Total=8556 [2025-01-23 22:38:02,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:38:02,913 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:38:02,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 93 states, 93 states have (on average 12.795698924731182) internal successors, (1190), 93 states have internal predecessors, (1190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:38:02,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-01-23 22:38:02,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:38:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:38:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:38:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:38:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:38:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 22:38:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2025-01-23 22:38:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-01-23 22:38:05,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 22:38:05,531 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-01-23 22:38:05,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:38:05,714 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:38:05,714 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:38:05,716 INFO L139 ounterexampleChecker]: Examining path program with hash 1727368523, occurence #2 [2025-01-23 22:38:05,716 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 22:38:05,716 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 22:38:05,716 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-01-23 22:38:05,716 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2025-01-23 22:38:05,716 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2025-01-23 22:38:05,716 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2025-01-23 22:38:05,716 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2025-01-23 22:38:05,716 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2025-01-23 22:38:05,716 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-01-23 22:38:05,716 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2025-01-23 22:38:05,716 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,716 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-23 22:38:05,716 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 160 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 186 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 212 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 238 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 264 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 277 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 290 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 303 [2025-01-23 22:38:05,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 316 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 329 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 342 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 355 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 368 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 381 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 394 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 407 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 420 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 433 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 446 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 459 [2025-01-23 22:38:05,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 472 [2025-01-23 22:38:05,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 485 [2025-01-23 22:38:05,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 498 [2025-01-23 22:38:05,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 511 [2025-01-23 22:38:05,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 524 [2025-01-23 22:38:05,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 537 [2025-01-23 22:38:05,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 550 [2025-01-23 22:38:05,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 563 [2025-01-23 22:38:05,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 576 [2025-01-23 22:38:05,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 589 [2025-01-23 22:38:05,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 602 [2025-01-23 22:38:05,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 615 [2025-01-23 22:38:05,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 628 [2025-01-23 22:38:05,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 641 [2025-01-23 22:38:05,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 654 [2025-01-23 22:38:05,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 667 [2025-01-23 22:38:05,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 680 [2025-01-23 22:38:05,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 693 [2025-01-23 22:38:05,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 706 [2025-01-23 22:38:05,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 719 [2025-01-23 22:38:05,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 732 [2025-01-23 22:38:05,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 745 [2025-01-23 22:38:05,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 758 [2025-01-23 22:38:05,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 771 [2025-01-23 22:38:05,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 784 [2025-01-23 22:38:05,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 797 [2025-01-23 22:38:05,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-01-23 22:38:05,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 823 [2025-01-23 22:38:05,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 836 [2025-01-23 22:38:05,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-01-23 22:38:05,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 862 [2025-01-23 22:38:05,722 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 875 [2025-01-23 22:38:05,722 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 888 [2025-01-23 22:38:05,722 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 901 [2025-01-23 22:38:05,722 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 914 [2025-01-23 22:38:05,722 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 927 [2025-01-23 22:38:05,722 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 940 [2025-01-23 22:38:05,722 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 953 [2025-01-23 22:38:05,722 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 966 [2025-01-23 22:38:05,722 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 979 [2025-01-23 22:38:05,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 992 [2025-01-23 22:38:05,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1005 [2025-01-23 22:38:05,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1018 [2025-01-23 22:38:05,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1031 [2025-01-23 22:38:05,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1044 [2025-01-23 22:38:05,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1057 [2025-01-23 22:38:05,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1070 [2025-01-23 22:38:05,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1083 [2025-01-23 22:38:05,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1096 [2025-01-23 22:38:05,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1109 [2025-01-23 22:38:05,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1122 [2025-01-23 22:38:05,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1135 [2025-01-23 22:38:05,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1148 [2025-01-23 22:38:05,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1161 [2025-01-23 22:38:05,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1174 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1189 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1195 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1201 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1207 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1213 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1219 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1225 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1231 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1237 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1243 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1249 [2025-01-23 22:38:05,725 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,725 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1255 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1261 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1267 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1273 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1279 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1285 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1291 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1297 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1303 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1309 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1315 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1321 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1327 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1333 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1339 [2025-01-23 22:38:05,726 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,726 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1345 [2025-01-23 22:38:05,727 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,727 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1351 [2025-01-23 22:38:05,727 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,727 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1357 [2025-01-23 22:38:05,727 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,727 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1363 [2025-01-23 22:38:05,728 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,728 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1369 [2025-01-23 22:38:05,728 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,728 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1375 [2025-01-23 22:38:05,728 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,728 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1381 [2025-01-23 22:38:05,729 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,729 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1387 [2025-01-23 22:38:05,729 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,729 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1393 [2025-01-23 22:38:05,729 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,729 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1399 [2025-01-23 22:38:05,729 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,729 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1405 [2025-01-23 22:38:05,729 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:05,729 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 22:38:05,729 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:38:05,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:38:05,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1744300080, now seen corresponding path program 2 times [2025-01-23 22:38:05,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:38:05,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290605097] [2025-01-23 22:38:05,732 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 22:38:05,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:38:05,977 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1411 statements into 2 equivalence classes. [2025-01-23 22:38:06,262 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 1411 of 1411 statements. [2025-01-23 22:38:06,263 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 22:38:06,263 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:38:21,525 INFO L134 CoverageAnalysis]: Checked inductivity of 56839 backedges. 0 proven. 52695 refuted. 0 times theorem prover too weak. 4144 trivial. 0 not checked. [2025-01-23 22:38:21,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 22:38:21,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290605097] [2025-01-23 22:38:21,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290605097] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 22:38:21,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1331233811] [2025-01-23 22:38:21,526 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 22:38:21,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 22:38:21,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 22:38:21,528 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 22:38:21,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-01-23 22:38:22,525 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1411 statements into 2 equivalence classes. [2025-01-23 22:38:23,464 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 1411 of 1411 statements. [2025-01-23 22:38:23,464 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 22:38:23,464 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 22:38:23,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 7426 conjuncts, 92 conjuncts are in the unsatisfiable core [2025-01-23 22:38:23,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 22:38:24,774 INFO L134 CoverageAnalysis]: Checked inductivity of 56839 backedges. 0 proven. 52695 refuted. 0 times theorem prover too weak. 4144 trivial. 0 not checked. [2025-01-23 22:38:24,774 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 22:38:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 56839 backedges. 0 proven. 52695 refuted. 0 times theorem prover too weak. 4144 trivial. 0 not checked. [2025-01-23 22:38:33,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1331233811] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 22:38:33,701 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 22:38:33,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [93, 93, 93] total 185 [2025-01-23 22:38:33,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812542624] [2025-01-23 22:38:33,701 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 22:38:33,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 185 states [2025-01-23 22:38:33,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 22:38:33,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants. [2025-01-23 22:38:33,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17020, Invalid=17020, Unknown=0, NotChecked=0, Total=34040 [2025-01-23 22:38:33,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:38:33,719 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 22:38:33,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 185 states, 185 states have (on average 12.897297297297298) internal successors, (2386), 185 states have internal predecessors, (2386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 22:38:33,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:33,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:33,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:33,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:38:33,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:38:33,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:38:33,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:38:33,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:33,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-01-23 22:38:33,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2025-01-23 22:38:33,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-01-23 22:38:33,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-01-23 22:38:33,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 22:38:51,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:51,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:51,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:51,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 22:38:51,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 22:38:51,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 22:38:51,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2025-01-23 22:38:51,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-23 22:38:51,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-23 22:38:51,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2025-01-23 22:38:51,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-01-23 22:38:51,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-01-23 22:38:51,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-01-23 22:38:51,276 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-01-23 22:38:51,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2025-01-23 22:38:51,456 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-23 22:38:51,456 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 22:38:51,457 INFO L139 ounterexampleChecker]: Examining path program with hash 1727368523, occurence #3 [2025-01-23 22:38:51,457 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 22:38:51,457 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 22:38:51,457 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 22:38:51,457 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 22:38:51,457 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 22:38:51,457 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-01-23 22:38:51,457 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,457 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2025-01-23 22:38:51,457 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,457 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2025-01-23 22:38:51,457 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,457 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2025-01-23 22:38:51,457 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,457 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2025-01-23 22:38:51,457 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,457 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2025-01-23 22:38:51,457 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,457 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-01-23 22:38:51,457 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,457 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 160 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 186 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 212 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 238 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 264 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 277 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 290 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 303 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 316 [2025-01-23 22:38:51,458 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,458 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 329 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 342 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 355 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 368 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 381 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 394 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 407 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 420 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 433 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 446 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 459 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 472 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 485 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 498 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 511 [2025-01-23 22:38:51,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,460 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 524 [2025-01-23 22:38:51,460 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,460 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 537 [2025-01-23 22:38:51,460 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,460 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 550 [2025-01-23 22:38:51,460 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,460 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 563 [2025-01-23 22:38:51,460 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,460 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 576 [2025-01-23 22:38:51,460 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,460 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 589 [2025-01-23 22:38:51,460 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 602 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 615 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 628 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 641 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 654 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 667 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 680 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 693 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 706 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 719 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 732 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 745 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 758 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 771 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 784 [2025-01-23 22:38:51,461 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,461 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 797 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 823 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 836 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 862 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 875 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 888 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 901 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 914 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 927 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 940 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 953 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 966 [2025-01-23 22:38:51,462 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,462 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 979 [2025-01-23 22:38:51,463 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 992 [2025-01-23 22:38:51,463 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1005 [2025-01-23 22:38:51,463 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1018 [2025-01-23 22:38:51,463 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1031 [2025-01-23 22:38:51,463 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1044 [2025-01-23 22:38:51,463 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1057 [2025-01-23 22:38:51,463 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,465 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1070 [2025-01-23 22:38:51,465 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,465 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1083 [2025-01-23 22:38:51,466 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1096 [2025-01-23 22:38:51,466 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1109 [2025-01-23 22:38:51,466 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1122 [2025-01-23 22:38:51,466 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1135 [2025-01-23 22:38:51,466 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1148 [2025-01-23 22:38:51,466 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1161 [2025-01-23 22:38:51,466 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1174 [2025-01-23 22:38:51,466 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,466 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1187 [2025-01-23 22:38:51,467 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,467 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1200 [2025-01-23 22:38:51,467 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,468 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1213 [2025-01-23 22:38:51,468 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,468 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1226 [2025-01-23 22:38:51,468 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,468 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1239 [2025-01-23 22:38:51,468 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,468 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1252 [2025-01-23 22:38:51,468 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,468 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1265 [2025-01-23 22:38:51,468 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,468 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1278 [2025-01-23 22:38:51,468 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,468 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1291 [2025-01-23 22:38:51,469 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,469 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1304 [2025-01-23 22:38:51,469 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,469 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1317 [2025-01-23 22:38:51,469 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,469 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1330 [2025-01-23 22:38:51,469 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1343 [2025-01-23 22:38:51,470 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1356 [2025-01-23 22:38:51,470 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1369 [2025-01-23 22:38:51,470 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1382 [2025-01-23 22:38:51,470 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1395 [2025-01-23 22:38:51,470 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1408 [2025-01-23 22:38:51,470 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1421 [2025-01-23 22:38:51,470 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1434 [2025-01-23 22:38:51,470 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1447 [2025-01-23 22:38:51,470 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1460 [2025-01-23 22:38:51,470 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,470 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1473 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1486 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1499 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1512 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1525 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1538 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1551 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1564 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1577 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1590 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1603 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1616 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1629 [2025-01-23 22:38:51,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1642 [2025-01-23 22:38:51,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1655 [2025-01-23 22:38:51,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1668 [2025-01-23 22:38:51,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1681 [2025-01-23 22:38:51,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1694 [2025-01-23 22:38:51,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1707 [2025-01-23 22:38:51,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1720 [2025-01-23 22:38:51,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1733 [2025-01-23 22:38:51,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1746 [2025-01-23 22:38:51,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1759 [2025-01-23 22:38:51,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1772 [2025-01-23 22:38:51,474 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,475 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1785 [2025-01-23 22:38:51,475 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,475 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1798 [2025-01-23 22:38:51,475 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,475 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1811 [2025-01-23 22:38:51,475 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,475 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1824 [2025-01-23 22:38:51,475 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,475 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1837 [2025-01-23 22:38:51,475 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,475 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1850 [2025-01-23 22:38:51,475 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,475 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1863 [2025-01-23 22:38:51,475 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,475 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1876 [2025-01-23 22:38:51,475 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1889 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1902 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1915 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1928 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1941 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1954 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1967 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1980 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1993 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2006 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2019 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2032 [2025-01-23 22:38:51,476 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,476 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2045 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2058 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2071 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2084 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2097 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2110 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2123 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2136 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2149 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2162 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2175 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2188 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2201 [2025-01-23 22:38:51,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,478 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2214 [2025-01-23 22:38:51,478 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,478 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2227 [2025-01-23 22:38:51,478 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,478 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2240 [2025-01-23 22:38:51,478 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,478 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2253 [2025-01-23 22:38:51,478 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,478 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2266 [2025-01-23 22:38:51,478 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,478 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2279 [2025-01-23 22:38:51,478 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,478 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2292 [2025-01-23 22:38:51,479 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,480 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2305 [2025-01-23 22:38:51,480 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,480 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2318 [2025-01-23 22:38:51,480 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,480 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2331 [2025-01-23 22:38:51,480 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,480 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2344 [2025-01-23 22:38:51,480 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,480 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2357 [2025-01-23 22:38:51,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2370 [2025-01-23 22:38:51,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2385 [2025-01-23 22:38:51,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2391 [2025-01-23 22:38:51,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2397 [2025-01-23 22:38:51,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2403 [2025-01-23 22:38:51,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,481 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2409 [2025-01-23 22:38:51,481 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2415 [2025-01-23 22:38:51,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2421 [2025-01-23 22:38:51,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2427 [2025-01-23 22:38:51,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2433 [2025-01-23 22:38:51,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2439 [2025-01-23 22:38:51,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2445 [2025-01-23 22:38:51,482 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,482 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2451 [2025-01-23 22:38:51,483 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,483 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2457 [2025-01-23 22:38:51,483 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,483 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2463 [2025-01-23 22:38:51,483 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,483 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2469 [2025-01-23 22:38:51,483 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,483 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2475 [2025-01-23 22:38:51,483 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,483 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2481 [2025-01-23 22:38:51,483 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,483 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2487 [2025-01-23 22:38:51,483 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,483 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2493 [2025-01-23 22:38:51,483 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2499 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2505 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2511 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2517 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2523 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2529 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2535 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2541 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2547 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2553 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2559 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2565 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2571 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2577 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,484 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2583 [2025-01-23 22:38:51,484 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,485 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2589 [2025-01-23 22:38:51,485 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,485 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2595 [2025-01-23 22:38:51,486 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,486 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2601 [2025-01-23 22:38:51,486 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 22:38:51,486 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 22:38:51,486 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 22:38:51,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 22:38:51,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1874802512, now seen corresponding path program 3 times [2025-01-23 22:38:51,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 22:38:51,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421507711] [2025-01-23 22:38:51,488 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 22:38:51,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 22:38:51,884 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 2607 statements into 183 equivalence classes. Killed by 15