./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-max-array-hom.wvr.c --full-output --traceabstraction.commutativity.condition.synthesis SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1c4755c5 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-max-array-hom.wvr.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 --traceabstraction.commutativity.condition.synthesis SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.3.0-dev-1c4755c-m [2024-12-17 15:10:20,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-17 15:10:20,978 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-12-17 15:10:20,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-17 15:10:20,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-17 15:10:21,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-17 15:10:21,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-17 15:10:21,009 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-17 15:10:21,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-17 15:10:21,010 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-17 15:10:21,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-17 15:10:21,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * Use SBE=true [2024-12-17 15:10:21,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-17 15:10:21,011 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-17 15:10:21,012 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-17 15:10:21,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-17 15:10:21,012 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-17 15:10:21,012 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-17 15:10:21,012 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-17 15:10:21,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 15:10:21,013 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-17 15:10:21,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-17 15:10:21,013 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-17 15:10:21,013 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2024-12-17 15:10:21,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-17 15:10:21,013 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-17 15:10:21,014 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-12-17 15:10:21,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-17 15:10:21,014 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-17 15:10:21,014 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-12-17 15:10:21,014 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-12-17 15:10:21,014 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-12-17 15:10:21,014 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 -> 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT [2024-12-17 15:10:21,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-17 15:10:21,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-17 15:10:21,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-17 15:10:21,289 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-17 15:10:21,289 INFO L274 PluginConnector]: CDTParser initialized [2024-12-17 15:10:21,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-max-array-hom.wvr.c [2024-12-17 15:10:22,558 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/da1482e2c/6ee002e0167c4caf81c054566e71fe35/FLAG4bc9cc6fd [2024-12-17 15:10:22,830 INFO L384 CDTParser]: Found 1 translation units. [2024-12-17 15:10:22,830 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-max-array-hom.wvr.c [2024-12-17 15:10:22,839 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/da1482e2c/6ee002e0167c4caf81c054566e71fe35/FLAG4bc9cc6fd [2024-12-17 15:10:22,859 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/da1482e2c/6ee002e0167c4caf81c054566e71fe35 [2024-12-17 15:10:22,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-17 15:10:22,862 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-17 15:10:22,863 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-17 15:10:22,864 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-17 15:10:22,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-17 15:10:22,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 03:10:22" (1/1) ... [2024-12-17 15:10:22,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@692fbfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:22, skipping insertion in model container [2024-12-17 15:10:22,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 03:10:22" (1/1) ... [2024-12-17 15:10:22,886 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-17 15:10:23,041 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-max-array-hom.wvr.c[2625,2638] [2024-12-17 15:10:23,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 15:10:23,059 INFO L200 MainTranslator]: Completed pre-run [2024-12-17 15:10:23,076 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-max-array-hom.wvr.c[2625,2638] [2024-12-17 15:10:23,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 15:10:23,091 INFO L204 MainTranslator]: Completed translation [2024-12-17 15:10:23,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23 WrapperNode [2024-12-17 15:10:23,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-17 15:10:23,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-17 15:10:23,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-17 15:10:23,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-17 15:10:23,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,103 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,114 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 84 [2024-12-17 15:10:23,115 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-17 15:10:23,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-17 15:10:23,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-17 15:10:23,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-17 15:10:23,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,128 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,132 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,133 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,134 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-17 15:10:23,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-17 15:10:23,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-17 15:10:23,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-17 15:10:23,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (1/1) ... [2024-12-17 15:10:23,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 15:10:23,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:10:23,169 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) [2024-12-17 15:10:23,171 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 [2024-12-17 15:10:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-17 15:10:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-17 15:10:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-17 15:10:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-17 15:10:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-17 15:10:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-17 15:10:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-17 15:10:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-17 15:10:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-17 15:10:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-17 15:10:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-17 15:10:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-17 15:10:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-17 15:10:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-17 15:10:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-17 15:10:23,188 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-17 15:10:23,272 INFO L234 CfgBuilder]: Building ICFG [2024-12-17 15:10:23,274 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-17 15:10:23,483 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-17 15:10:23,483 INFO L283 CfgBuilder]: Performing block encoding [2024-12-17 15:10:23,627 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-17 15:10:23,627 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-17 15:10:23,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 03:10:23 BoogieIcfgContainer [2024-12-17 15:10:23,628 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-17 15:10:23,630 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-17 15:10:23,630 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-17 15:10:23,634 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-17 15:10:23,634 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 03:10:22" (1/3) ... [2024-12-17 15:10:23,635 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4906edef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 03:10:23, skipping insertion in model container [2024-12-17 15:10:23,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:10:23" (2/3) ... [2024-12-17 15:10:23,636 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4906edef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 03:10:23, skipping insertion in model container [2024-12-17 15:10:23,637 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 03:10:23" (3/3) ... [2024-12-17 15:10:23,638 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-more-max-array-hom.wvr.c [2024-12-17 15:10:23,649 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-17 15:10:23,650 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-max-array-hom.wvr.c that has 4 procedures, 30 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-12-17 15:10:23,650 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-17 15:10:23,691 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-12-17 15:10:23,733 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 15:10:23,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-12-17 15:10:23,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:10:23,737 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) [2024-12-17 15:10:23,739 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 [2024-12-17 15:10:23,813 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 15:10:23,826 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-12-17 15:10:23,831 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;@62c5ecd6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 15:10:23,831 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-12-17 15:10:24,117 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:10:24,118 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:10:24,118 INFO L139 ounterexampleChecker]: Examining path program with hash -1816239757, occurence #1 [2024-12-17 15:10:24,119 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 15:10:24,119 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:10:24,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:10:24,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1845760838, now seen corresponding path program 1 times [2024-12-17 15:10:24,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:10:24,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843184694] [2024-12-17 15:10:24,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 15:10:24,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:10:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:10:24,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:10:24,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:10:24,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843184694] [2024-12-17 15:10:24,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843184694] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 15:10:24,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 15:10:24,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-17 15:10:24,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31485353] [2024-12-17 15:10:24,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 15:10:24,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 15:10:24,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:10:24,589 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 15:10:24,589 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 15:10:24,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:10:24,591 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:10:24,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:10:24,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:10:24,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:10:24,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-17 15:10:24,664 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:10:24,664 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:10:24,664 INFO L139 ounterexampleChecker]: Examining path program with hash -1816239757, occurence #2 [2024-12-17 15:10:24,664 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:10:24,665 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:10:24,665 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:10:24,665 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-12-17 15:10:24,679 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:24,679 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 15:10:24,679 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:24,679 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-12-17 15:10:24,679 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:24,680 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 15:10:24,680 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:24,680 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:10:24,680 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:10:24,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:10:24,680 INFO L85 PathProgramCache]: Analyzing trace with hash 895985756, now seen corresponding path program 1 times [2024-12-17 15:10:24,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:10:24,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135593167] [2024-12-17 15:10:24,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 15:10:24,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:10:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:10:24,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:10:24,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:10:24,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135593167] [2024-12-17 15:10:24,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135593167] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:10:24,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [815370965] [2024-12-17 15:10:24,944 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 15:10:24,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:10:24,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:10:24,957 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) [2024-12-17 15:10:24,958 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 [2024-12-17 15:10:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:10:25,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-17 15:10:25,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:10:25,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:10:25,170 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:10:25,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:10:25,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [815370965] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:10:25,266 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:10:25,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 14 [2024-12-17 15:10:25,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930890656] [2024-12-17 15:10:25,267 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:10:25,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-17 15:10:25,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:10:25,269 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-17 15:10:25,269 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-12-17 15:10:25,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:10:25,271 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:10:25,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.333333333333333) internal successors, (65), 14 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:10:25,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:10:25,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:10:25,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:10:25,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:10:25,500 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-17 15:10:25,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:10:25,694 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:10:25,694 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:10:25,695 INFO L139 ounterexampleChecker]: Examining path program with hash -1816239757, occurence #3 [2024-12-17 15:10:25,695 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:10:25,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:10:25,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:10:25,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-12-17 15:10:25,695 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:25,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 15:10:25,695 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:25,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-12-17 15:10:25,695 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:25,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-12-17 15:10:25,695 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:25,695 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:10:25,695 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:10:25,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:10:25,696 INFO L85 PathProgramCache]: Analyzing trace with hash -9215750, now seen corresponding path program 2 times [2024-12-17 15:10:25,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:10:25,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369820500] [2024-12-17 15:10:25,696 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:10:25,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:10:25,721 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-17 15:10:25,721 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:10:25,793 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 15:10:25,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:10:25,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369820500] [2024-12-17 15:10:25,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369820500] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 15:10:25,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 15:10:25,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-17 15:10:25,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747495022] [2024-12-17 15:10:25,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 15:10:25,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-17 15:10:25,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:10:25,795 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-17 15:10:25,796 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-17 15:10:25,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:10:25,796 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:10:25,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:10:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:10:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:10:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:10:25,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:10:25,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:10:25,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:10:25,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-17 15:10:25,873 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:10:25,873 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:10:25,873 INFO L139 ounterexampleChecker]: Examining path program with hash -609663642, occurence #1 [2024-12-17 15:10:25,873 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 15:10:25,873 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:10:25,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:10:25,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1807657822, now seen corresponding path program 1 times [2024-12-17 15:10:25,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:10:25,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971030548] [2024-12-17 15:10:25,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 15:10:25,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:10:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:10:26,110 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:10:26,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:10:26,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971030548] [2024-12-17 15:10:26,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971030548] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:10:26,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1250830827] [2024-12-17 15:10:26,110 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 15:10:26,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:10:26,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:10:26,114 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) [2024-12-17 15:10:26,115 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 [2024-12-17 15:10:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:10:26,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-17 15:10:26,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:10:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:10:26,427 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:10:26,558 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:10:26,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1250830827] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:10:26,558 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:10:26,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 20 [2024-12-17 15:10:26,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001888288] [2024-12-17 15:10:26,559 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:10:26,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-12-17 15:10:26,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:10:26,561 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-12-17 15:10:26,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=334, Unknown=0, NotChecked=0, Total=420 [2024-12-17 15:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:10:26,562 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:10:26,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.523809523809524) internal successors, (95), 20 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:10:26,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:10:26,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:10:26,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:10:26,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:10:26,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:10:26,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:10:26,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:10:26,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:10:26,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-17 15:10:26,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:10:26,940 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:10:26,941 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:10:26,941 INFO L139 ounterexampleChecker]: Examining path program with hash -609663642, occurence #2 [2024-12-17 15:10:26,941 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:10:26,941 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:10:26,941 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:10:26,941 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-12-17 15:10:26,941 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:26,941 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-12-17 15:10:26,941 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:26,941 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-12-17 15:10:26,941 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:26,941 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 15:10:26,941 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:10:26,942 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:10:26,942 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:10:26,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:10:26,942 INFO L85 PathProgramCache]: Analyzing trace with hash -768778304, now seen corresponding path program 2 times [2024-12-17 15:10:26,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:10:26,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579632337] [2024-12-17 15:10:26,942 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:10:26,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:10:27,054 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 15:10:27,054 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:10:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:10:31,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:10:31,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579632337] [2024-12-17 15:10:31,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579632337] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:10:31,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [479856615] [2024-12-17 15:10:31,427 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:10:31,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:10:31,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:10:31,429 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) [2024-12-17 15:10:31,432 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 [2024-12-17 15:10:31,510 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 15:10:31,511 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:10:31,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-17 15:10:31,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:10:31,670 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 15 treesize of output 1 [2024-12-17 15:10:34,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 15:10:34,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 15:10:34,136 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 15:10:34,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 228 treesize of output 126 [2024-12-17 15:10:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:10:35,177 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:11:27,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 588 treesize of output 512 [2024-12-17 15:11:27,827 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 15:11:27,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 902 treesize of output 694 [2024-12-17 15:11:28,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1741 treesize of output 1535 [2024-12-17 15:11:28,644 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 15:11:28,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 2392 treesize of output 1874 [2024-12-17 15:11:31,421 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 15:11:31,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [479856615] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:11:31,421 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:11:31,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 20] total 63 [2024-12-17 15:11:31,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113684050] [2024-12-17 15:11:31,422 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:11:31,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-12-17 15:11:31,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:11:31,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-12-17 15:11:31,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=393, Invalid=3639, Unknown=0, NotChecked=0, Total=4032 [2024-12-17 15:11:31,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:11:31,426 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:11:31,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 1.75) internal successors, (112), 63 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:11:31,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:11:31,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:11:31,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:11:31,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:11:31,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:11:42,366 WARN L286 SmtUtils]: Spent 7.34s on a formula simplification. DAG size of input: 895 DAG size of output: 738 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-17 15:11:49,480 WARN L286 SmtUtils]: Spent 5.29s on a formula simplification. DAG size of input: 822 DAG size of output: 328 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-17 15:11:55,805 WARN L286 SmtUtils]: Spent 5.71s on a formula simplification. DAG size of input: 829 DAG size of output: 442 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-17 15:12:04,213 WARN L286 SmtUtils]: Spent 5.69s on a formula simplification. DAG size of input: 839 DAG size of output: 440 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-17 15:12:13,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:13,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:13,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:13,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:13,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:13,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-17 15:12:14,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:14,038 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:14,038 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:14,038 INFO L139 ounterexampleChecker]: Examining path program with hash -158107463, occurence #1 [2024-12-17 15:12:14,038 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 15:12:14,038 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:14,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:14,038 INFO L85 PathProgramCache]: Analyzing trace with hash 2082091026, now seen corresponding path program 3 times [2024-12-17 15:12:14,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:14,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219375878] [2024-12-17 15:12:14,039 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 15:12:14,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:14,104 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-12-17 15:12:14,105 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 3 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:14,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:14,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219375878] [2024-12-17 15:12:14,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219375878] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:14,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [504911647] [2024-12-17 15:12:14,292 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 15:12:14,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:14,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:14,295 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) [2024-12-17 15:12:14,297 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 [2024-12-17 15:12:14,382 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-12-17 15:12:14,382 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:14,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-17 15:12:14,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:14,598 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:14,599 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:14,723 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:14,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [504911647] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:14,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:14,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 23 [2024-12-17 15:12:14,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421284128] [2024-12-17 15:12:14,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:14,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-12-17 15:12:14,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:14,725 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-12-17 15:12:14,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=406, Unknown=0, NotChecked=0, Total=552 [2024-12-17 15:12:14,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:14,725 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:14,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.583333333333333) internal successors, (110), 23 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:14,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:14,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:14,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:14,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:14,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:14,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:14,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:14,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:14,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:14,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:14,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:14,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:14,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-17 15:12:15,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:15,180 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:15,180 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:15,181 INFO L139 ounterexampleChecker]: Examining path program with hash -158107463, occurence #2 [2024-12-17 15:12:15,181 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:15,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:15,181 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:15,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 15:12:15,181 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:15,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-12-17 15:12:15,181 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:15,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-12-17 15:12:15,181 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:15,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-12-17 15:12:15,181 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:15,181 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:15,181 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:15,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:15,182 INFO L85 PathProgramCache]: Analyzing trace with hash 136398314, now seen corresponding path program 4 times [2024-12-17 15:12:15,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:15,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717833444] [2024-12-17 15:12:15,182 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 15:12:15,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:15,207 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 15:12:15,207 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:15,354 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-17 15:12:15,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:15,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717833444] [2024-12-17 15:12:15,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717833444] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:15,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682160217] [2024-12-17 15:12:15,355 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 15:12:15,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:15,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:15,357 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) [2024-12-17 15:12:15,360 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 [2024-12-17 15:12:15,426 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 15:12:15,427 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:15,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-17 15:12:15,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:15,819 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-17 15:12:15,819 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 48 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-17 15:12:16,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682160217] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:16,037 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:16,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 17, 14] total 33 [2024-12-17 15:12:16,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415743990] [2024-12-17 15:12:16,037 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:16,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-12-17 15:12:16,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:16,039 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-12-17 15:12:16,039 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=282, Invalid=774, Unknown=0, NotChecked=0, Total=1056 [2024-12-17 15:12:16,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:16,039 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:16,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 3.6363636363636362) internal successors, (120), 33 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:16,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:16,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:16,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:16,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:16,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:16,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:16,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:17,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:17,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:17,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:17,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:17,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:17,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:17,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:17,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-12-17 15:12:17,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:17,376 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:17,376 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:17,376 INFO L139 ounterexampleChecker]: Examining path program with hash -609663642, occurence #3 [2024-12-17 15:12:17,376 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:17,376 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:17,377 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:17,377 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 15:12:17,377 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:17,377 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-12-17 15:12:17,377 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:17,377 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-12-17 15:12:17,378 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:17,378 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 15:12:17,378 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:17,378 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:17,378 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:17,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:17,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1930748318, now seen corresponding path program 5 times [2024-12-17 15:12:17,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:17,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379041969] [2024-12-17 15:12:17,379 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 15:12:17,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:17,423 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-12-17 15:12:17,423 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:17,658 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 125 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:17,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:17,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379041969] [2024-12-17 15:12:17,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379041969] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:17,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2136648056] [2024-12-17 15:12:17,658 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 15:12:17,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:17,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:17,661 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) [2024-12-17 15:12:17,663 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 [2024-12-17 15:12:17,769 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-12-17 15:12:17,770 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:17,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-17 15:12:17,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:18,035 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 119 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-17 15:12:18,035 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:18,268 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 119 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-17 15:12:18,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2136648056] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:18,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:18,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 33 [2024-12-17 15:12:18,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794284829] [2024-12-17 15:12:18,269 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:18,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-12-17 15:12:18,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:18,270 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-12-17 15:12:18,270 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=902, Unknown=0, NotChecked=0, Total=1122 [2024-12-17 15:12:18,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:18,270 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:18,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 5.235294117647059) internal successors, (178), 33 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:18,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:18,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:18,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:18,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:18,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:18,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:18,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:18,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:18,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:18,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:18,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-17 15:12:18,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:18,641 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:18,641 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:18,641 INFO L139 ounterexampleChecker]: Examining path program with hash -609663642, occurence #4 [2024-12-17 15:12:18,641 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:18,642 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:18,642 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:18,642 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 15:12:18,642 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:18,642 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-12-17 15:12:18,642 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:18,642 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 15:12:18,642 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:18,643 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-12-17 15:12:18,643 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:18,643 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:18,643 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:18,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:18,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1835801856, now seen corresponding path program 6 times [2024-12-17 15:12:18,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:18,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874882100] [2024-12-17 15:12:18,644 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 15:12:18,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:18,728 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-12-17 15:12:18,728 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:18,999 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 110 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:19,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:19,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874882100] [2024-12-17 15:12:19,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874882100] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:19,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072591138] [2024-12-17 15:12:19,000 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 15:12:19,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:19,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:19,003 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) [2024-12-17 15:12:19,005 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 [2024-12-17 15:12:19,324 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-12-17 15:12:19,324 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:19,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-17 15:12:19,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:19,678 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 125 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:19,678 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:19,952 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 125 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:19,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072591138] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:19,952 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:19,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 37 [2024-12-17 15:12:19,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950801399] [2024-12-17 15:12:19,953 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:19,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-12-17 15:12:19,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:19,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-12-17 15:12:19,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=1046, Unknown=0, NotChecked=0, Total=1406 [2024-12-17 15:12:19,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:19,955 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:19,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 4.631578947368421) internal successors, (176), 37 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:19,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:19,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:19,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:19,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:19,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:19,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:19,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:19,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:19,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:20,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:20,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:20,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:20,118 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-12-17 15:12:20,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:20,311 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:20,311 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:20,311 INFO L139 ounterexampleChecker]: Examining path program with hash -609663642, occurence #5 [2024-12-17 15:12:20,311 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:20,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:20,311 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:20,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-12-17 15:12:20,311 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:20,311 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-12-17 15:12:20,312 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:20,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-12-17 15:12:20,312 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:20,312 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 15:12:20,312 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:20,312 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:20,312 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:20,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:20,312 INFO L85 PathProgramCache]: Analyzing trace with hash -2138192064, now seen corresponding path program 7 times [2024-12-17 15:12:20,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:20,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967383465] [2024-12-17 15:12:20,313 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 15:12:20,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:12:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 73 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:20,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:20,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967383465] [2024-12-17 15:12:20,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967383465] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:20,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1788314289] [2024-12-17 15:12:20,774 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 15:12:20,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:20,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:20,776 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) [2024-12-17 15:12:20,778 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 [2024-12-17 15:12:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:12:20,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-17 15:12:20,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:21,341 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 107 proven. 37 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-17 15:12:21,342 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 28 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-17 15:12:21,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1788314289] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:21,800 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:21,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 19, 19] total 56 [2024-12-17 15:12:21,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127917632] [2024-12-17 15:12:21,800 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:21,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2024-12-17 15:12:21,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:21,801 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2024-12-17 15:12:21,803 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=623, Invalid=2569, Unknown=0, NotChecked=0, Total=3192 [2024-12-17 15:12:21,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:21,803 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:21,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 3.1578947368421053) internal successors, (180), 56 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:21,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:21,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:21,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:21,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:21,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:21,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:21,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:21,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:21,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:21,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:22,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:22,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:22,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:22,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:22,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:22,010 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-12-17 15:12:22,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:22,203 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:22,203 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:22,203 INFO L139 ounterexampleChecker]: Examining path program with hash -609663642, occurence #6 [2024-12-17 15:12:22,203 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:22,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:22,203 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:22,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-12-17 15:12:22,203 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:22,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 15:12:22,203 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:22,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 15:12:22,203 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:22,203 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2024-12-17 15:12:22,203 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:22,203 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:22,203 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:22,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:22,204 INFO L85 PathProgramCache]: Analyzing trace with hash 323376610, now seen corresponding path program 8 times [2024-12-17 15:12:22,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:22,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672780560] [2024-12-17 15:12:22,204 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:12:22,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:22,227 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 15:12:22,227 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:22,550 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:22,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:22,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672780560] [2024-12-17 15:12:22,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672780560] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:22,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2138917389] [2024-12-17 15:12:22,550 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:12:22,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:22,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:22,553 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) [2024-12-17 15:12:22,555 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 [2024-12-17 15:12:22,650 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 15:12:22,650 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:22,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-17 15:12:22,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:23,124 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 28 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:23,124 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:23,455 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 36 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:23,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2138917389] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:23,455 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:23,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 43 [2024-12-17 15:12:23,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180930486] [2024-12-17 15:12:23,455 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:23,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-12-17 15:12:23,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:23,456 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-12-17 15:12:23,457 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=460, Invalid=1432, Unknown=0, NotChecked=0, Total=1892 [2024-12-17 15:12:23,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:23,457 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:23,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 3.977272727272727) internal successors, (175), 43 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:23,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:23,766 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-12-17 15:12:23,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:23,961 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:23,961 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:23,961 INFO L139 ounterexampleChecker]: Examining path program with hash -609663642, occurence #7 [2024-12-17 15:12:23,961 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:23,961 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:23,961 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:23,961 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-12-17 15:12:23,961 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:23,961 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 15:12:23,961 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:23,961 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 15:12:23,961 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:23,961 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-12-17 15:12:23,961 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:23,961 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:23,961 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:23,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:23,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1737328866, now seen corresponding path program 9 times [2024-12-17 15:12:23,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:23,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420796537] [2024-12-17 15:12:23,963 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 15:12:23,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:24,202 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-12-17 15:12:24,202 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:24,533 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 217 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:24,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:24,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420796537] [2024-12-17 15:12:24,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420796537] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:24,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135243516] [2024-12-17 15:12:24,533 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 15:12:24,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:24,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:24,535 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:12:24,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-12-17 15:12:24,822 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-12-17 15:12:24,823 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:24,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-17 15:12:24,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:25,326 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 238 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:25,327 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 238 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:25,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1135243516] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:25,804 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:25,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 56 [2024-12-17 15:12:25,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713515021] [2024-12-17 15:12:25,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:25,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2024-12-17 15:12:25,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:25,806 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2024-12-17 15:12:25,806 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=518, Invalid=2674, Unknown=0, NotChecked=0, Total=3192 [2024-12-17 15:12:25,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:25,807 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:25,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 4.824561403508772) internal successors, (275), 56 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:25,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:25,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:25,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:25,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:25,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:25,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:25,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:25,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:25,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:25,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:25,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:25,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:25,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:25,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:25,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:25,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-12-17 15:12:26,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-12-17 15:12:26,179 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:26,179 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:26,179 INFO L139 ounterexampleChecker]: Examining path program with hash -609663642, occurence #8 [2024-12-17 15:12:26,179 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:26,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:26,179 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:26,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-12-17 15:12:26,179 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:26,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-12-17 15:12:26,179 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:26,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-12-17 15:12:26,179 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:26,179 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-12-17 15:12:26,179 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:26,179 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:26,179 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:26,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:26,180 INFO L85 PathProgramCache]: Analyzing trace with hash 52945664, now seen corresponding path program 10 times [2024-12-17 15:12:26,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:26,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289721588] [2024-12-17 15:12:26,180 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 15:12:26,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:26,194 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 15:12:26,194 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:26,483 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 177 proven. 61 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 15:12:26,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:26,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289721588] [2024-12-17 15:12:26,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289721588] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:26,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2096546912] [2024-12-17 15:12:26,484 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 15:12:26,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:26,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:26,487 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:12:26,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-12-17 15:12:26,580 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 15:12:26,580 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:26,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-17 15:12:26,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 15:12:27,338 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:27,828 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 177 proven. 61 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-17 15:12:27,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2096546912] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:27,829 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:27,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 29, 23] total 63 [2024-12-17 15:12:27,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791131751] [2024-12-17 15:12:27,829 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:27,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-12-17 15:12:27,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:27,831 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-12-17 15:12:27,832 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=870, Invalid=3036, Unknown=0, NotChecked=0, Total=3906 [2024-12-17 15:12:27,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:27,832 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:27,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 4.0476190476190474) internal successors, (255), 63 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:27,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:27,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:30,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:30,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:30,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:30,696 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-12-17 15:12:30,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:30,891 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:30,891 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:30,891 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #1 [2024-12-17 15:12:30,891 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 15:12:30,891 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:30,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:30,891 INFO L85 PathProgramCache]: Analyzing trace with hash -774583635, now seen corresponding path program 11 times [2024-12-17 15:12:30,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:30,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606321166] [2024-12-17 15:12:30,891 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 15:12:30,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:30,964 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-12-17 15:12:30,964 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:31,453 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 399 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:31,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:31,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606321166] [2024-12-17 15:12:31,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606321166] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:31,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767154279] [2024-12-17 15:12:31,453 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 15:12:31,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:31,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:31,455 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:12:31,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-12-17 15:12:31,630 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-12-17 15:12:31,630 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:31,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-17 15:12:31,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:32,216 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 384 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-17 15:12:32,216 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:32,742 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 384 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-17 15:12:32,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767154279] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:32,742 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:32,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 21, 21] total 66 [2024-12-17 15:12:32,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456196469] [2024-12-17 15:12:32,742 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:32,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-12-17 15:12:32,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:32,743 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-12-17 15:12:32,744 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=668, Invalid=3754, Unknown=0, NotChecked=0, Total=4422 [2024-12-17 15:12:32,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:32,745 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:32,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 4.895522388059701) internal successors, (328), 66 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:32,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:32,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:32,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:32,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:32,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:32,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:32,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:32,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:32,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:32,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:32,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:32,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:32,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:32,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:32,971 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-12-17 15:12:33,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:33,162 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:33,162 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:33,162 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #2 [2024-12-17 15:12:33,162 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:33,162 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:33,162 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:33,162 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-12-17 15:12:33,162 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:33,163 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-12-17 15:12:33,163 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:33,163 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 15:12:33,163 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:33,163 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-12-17 15:12:33,163 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:33,163 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-12-17 15:12:33,163 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:33,163 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2024-12-17 15:12:33,163 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:33,163 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-12-17 15:12:33,163 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:33,163 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:33,163 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:33,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:33,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1344334795, now seen corresponding path program 12 times [2024-12-17 15:12:33,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:33,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35688600] [2024-12-17 15:12:33,164 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 15:12:33,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:33,308 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-12-17 15:12:33,308 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:33,921 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 193 proven. 249 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-17 15:12:33,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:33,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35688600] [2024-12-17 15:12:33,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35688600] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:33,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1211105584] [2024-12-17 15:12:33,921 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 15:12:33,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:33,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:33,924 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:12:33,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-12-17 15:12:34,214 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-12-17 15:12:34,214 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:34,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-17 15:12:34,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 387 proven. 55 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-17 15:12:34,779 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:35,360 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 387 proven. 55 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-17 15:12:35,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1211105584] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:35,361 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:35,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 24, 24] total 72 [2024-12-17 15:12:35,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959175118] [2024-12-17 15:12:35,361 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:35,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-12-17 15:12:35,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:35,362 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-12-17 15:12:35,364 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=885, Invalid=4371, Unknown=0, NotChecked=0, Total=5256 [2024-12-17 15:12:35,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:35,364 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:35,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 4.575342465753424) internal successors, (334), 72 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:35,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:35,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:35,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:35,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:35,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:35,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:35,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:35,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:35,578 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-12-17 15:12:35,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-12-17 15:12:35,772 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:35,772 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:35,772 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #3 [2024-12-17 15:12:35,772 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:35,772 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 15:12:35,772 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 15:12:35,772 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 15:12:35,772 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-12-17 15:12:35,772 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-12-17 15:12:35,772 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-12-17 15:12:35,772 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:35,773 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-12-17 15:12:35,773 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:35,773 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:35,773 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:35,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:35,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1688670611, now seen corresponding path program 13 times [2024-12-17 15:12:35,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:35,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011037782] [2024-12-17 15:12:35,773 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 15:12:35,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:12:37,232 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 272 proven. 193 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:37,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:37,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011037782] [2024-12-17 15:12:37,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011037782] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:37,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641373526] [2024-12-17 15:12:37,232 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 15:12:37,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:37,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:37,234 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:12:37,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-12-17 15:12:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:12:37,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-17 15:12:37,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:38,203 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 318 proven. 81 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-17 15:12:38,204 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:39,167 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 333 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-17 15:12:39,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [641373526] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:39,168 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:39,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 27, 27] total 99 [2024-12-17 15:12:39,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857804719] [2024-12-17 15:12:39,168 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:39,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2024-12-17 15:12:39,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:39,170 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2024-12-17 15:12:39,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1379, Invalid=8521, Unknown=0, NotChecked=0, Total=9900 [2024-12-17 15:12:39,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:39,172 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:39,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 2.81) internal successors, (281), 99 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:39,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:39,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:39,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:39,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:39,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:39,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:39,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:39,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:39,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:39,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:39,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:39,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:39,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:39,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:39,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:39,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:39,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:39,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:39,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:12:39,379 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-12-17 15:12:39,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-12-17 15:12:39,572 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:39,572 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:39,572 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #4 [2024-12-17 15:12:39,572 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:39,572 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:39,572 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:39,572 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-12-17 15:12:39,573 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:39,573 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-12-17 15:12:39,573 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:39,573 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 15:12:39,573 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:39,573 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-12-17 15:12:39,573 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:39,573 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-12-17 15:12:39,573 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:39,573 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-12-17 15:12:39,573 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:39,573 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2024-12-17 15:12:39,573 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:39,573 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:39,573 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:39,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:39,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1222557685, now seen corresponding path program 14 times [2024-12-17 15:12:39,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:39,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181325045] [2024-12-17 15:12:39,573 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:12:39,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:39,597 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 15:12:39,597 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:40,959 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 272 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:40,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:40,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181325045] [2024-12-17 15:12:40,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181325045] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:40,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171174472] [2024-12-17 15:12:40,959 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:12:40,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:40,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:40,961 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:12:40,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-12-17 15:12:41,080 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 15:12:41,080 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:41,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-17 15:12:41,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:42,021 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 317 proven. 112 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-12-17 15:12:42,021 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:43,101 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 351 proven. 78 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-12-17 15:12:43,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1171174472] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:43,101 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:43,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 29, 29] total 104 [2024-12-17 15:12:43,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484478013] [2024-12-17 15:12:43,101 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:43,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 105 states [2024-12-17 15:12:43,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:43,102 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 105 interpolants. [2024-12-17 15:12:43,104 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1519, Invalid=9401, Unknown=0, NotChecked=0, Total=10920 [2024-12-17 15:12:43,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:43,105 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:43,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 105 states, 105 states have (on average 2.8190476190476192) internal successors, (296), 104 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:12:43,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:12:43,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:12:43,415 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-12-17 15:12:43,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-12-17 15:12:43,610 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:43,610 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:43,610 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #5 [2024-12-17 15:12:43,610 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:43,610 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:43,610 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:43,610 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-12-17 15:12:43,610 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:43,610 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 15:12:43,610 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:43,611 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 15:12:43,611 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:43,611 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-12-17 15:12:43,611 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:43,611 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2024-12-17 15:12:43,611 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:43,611 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-12-17 15:12:43,611 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:43,611 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 126 [2024-12-17 15:12:43,612 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:43,612 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:43,612 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:43,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:43,612 INFO L85 PathProgramCache]: Analyzing trace with hash 342041133, now seen corresponding path program 15 times [2024-12-17 15:12:43,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:43,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441702764] [2024-12-17 15:12:43,612 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 15:12:43,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:44,039 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-12-17 15:12:44,039 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:44,677 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 372 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:44,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:44,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441702764] [2024-12-17 15:12:44,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441702764] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:44,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1297456125] [2024-12-17 15:12:44,677 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 15:12:44,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:44,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:44,679 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:12:44,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-12-17 15:12:45,405 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-12-17 15:12:45,406 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:45,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-17 15:12:45,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:46,112 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 399 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:46,112 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:46,681 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 399 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:46,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1297456125] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:46,681 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:46,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30, 30] total 73 [2024-12-17 15:12:46,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344566476] [2024-12-17 15:12:46,682 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:46,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2024-12-17 15:12:46,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:46,683 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2024-12-17 15:12:46,684 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1274, Invalid=4128, Unknown=0, NotChecked=0, Total=5402 [2024-12-17 15:12:46,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:46,684 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:46,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 3.77027027027027) internal successors, (279), 73 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:12:46,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:46,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:12:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:12:46,891 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-12-17 15:12:47,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-12-17 15:12:47,084 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:47,084 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:47,084 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #6 [2024-12-17 15:12:47,084 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:47,084 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:47,084 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:47,084 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 15:12:47,084 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:47,084 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 15:12:47,084 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:47,084 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-12-17 15:12:47,084 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:47,084 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-12-17 15:12:47,084 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:47,084 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 122 [2024-12-17 15:12:47,084 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:47,085 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2024-12-17 15:12:47,085 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:47,085 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 127 [2024-12-17 15:12:47,085 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:47,085 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:47,085 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:47,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:47,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1599964235, now seen corresponding path program 16 times [2024-12-17 15:12:47,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:47,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522683805] [2024-12-17 15:12:47,085 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 15:12:47,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:47,103 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 15:12:47,103 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:47,498 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 308 proven. 91 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-17 15:12:47,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:47,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522683805] [2024-12-17 15:12:47,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522683805] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:47,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006421537] [2024-12-17 15:12:47,498 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 15:12:47,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:47,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:47,501 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:12:47,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-12-17 15:12:47,601 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 15:12:47,601 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:47,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-17 15:12:47,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 399 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-17 15:12:48,613 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:49,332 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 308 proven. 91 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-17 15:12:49,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2006421537] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:49,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:49,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 38, 30] total 83 [2024-12-17 15:12:49,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195462165] [2024-12-17 15:12:49,333 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:49,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-12-17 15:12:49,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:49,334 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-12-17 15:12:49,335 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1306, Invalid=5500, Unknown=0, NotChecked=0, Total=6806 [2024-12-17 15:12:49,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:49,335 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:49,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 4.048192771084337) internal successors, (336), 83 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:49,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:12:49,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:12:53,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:12:53,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:12:53,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-12-17 15:12:53,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:53,868 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:53,868 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:53,869 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #7 [2024-12-17 15:12:53,869 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:53,869 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 15:12:53,869 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 15:12:53,869 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-12-17 15:12:53,869 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 164 [2024-12-17 15:12:53,869 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2024-12-17 15:12:53,869 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 170 [2024-12-17 15:12:53,869 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2024-12-17 15:12:53,869 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 176 [2024-12-17 15:12:53,869 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2024-12-17 15:12:53,869 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 182 [2024-12-17 15:12:53,869 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2024-12-17 15:12:53,869 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:53,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2024-12-17 15:12:53,869 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:53,869 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:53,869 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:53,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:53,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1821743866, now seen corresponding path program 17 times [2024-12-17 15:12:53,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:53,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882486769] [2024-12-17 15:12:53,870 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 15:12:53,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:12:54,072 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-12-17 15:12:54,072 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:55,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 1009 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:12:55,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:12:55,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882486769] [2024-12-17 15:12:55,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882486769] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:12:55,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266867368] [2024-12-17 15:12:55,214 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 15:12:55,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:12:55,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:12:55,216 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:12:55,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-12-17 15:12:57,426 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-12-17 15:12:57,426 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:12:57,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-17 15:12:57,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:12:58,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 914 proven. 105 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-12-17 15:12:58,478 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:12:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 914 proven. 105 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-12-17 15:12:59,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266867368] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:12:59,539 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:12:59,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 31, 31] total 101 [2024-12-17 15:12:59,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812054354] [2024-12-17 15:12:59,539 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:12:59,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2024-12-17 15:12:59,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:12:59,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2024-12-17 15:12:59,541 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1483, Invalid=8819, Unknown=0, NotChecked=0, Total=10302 [2024-12-17 15:12:59,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:59,542 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:12:59,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 4.833333333333333) internal successors, (493), 101 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:12:59,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:12:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:12:59,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:12:59,762 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-12-17 15:12:59,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2024-12-17 15:12:59,950 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:12:59,950 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:12:59,950 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #8 [2024-12-17 15:12:59,950 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:12:59,950 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:12:59,950 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:59,950 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-12-17 15:12:59,950 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:59,950 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 15:12:59,950 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:59,950 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 15:12:59,950 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:59,950 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2024-12-17 15:12:59,950 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:59,950 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-12-17 15:12:59,950 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:59,951 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2024-12-17 15:12:59,951 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:59,951 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-12-17 15:12:59,951 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:59,951 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-12-17 15:12:59,951 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:59,951 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 180 [2024-12-17 15:12:59,951 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:59,951 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2024-12-17 15:12:59,951 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:59,951 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 186 [2024-12-17 15:12:59,951 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:12:59,951 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 188 [2024-12-17 15:12:59,951 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:12:59,951 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:12:59,951 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:12:59,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:12:59,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1444442724, now seen corresponding path program 18 times [2024-12-17 15:12:59,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:12:59,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079576585] [2024-12-17 15:12:59,951 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 15:12:59,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:13:00,289 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2024-12-17 15:13:00,289 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:13:01,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 757 proven. 280 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-17 15:13:01,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:13:01,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079576585] [2024-12-17 15:13:01,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079576585] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:13:01,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1567364030] [2024-12-17 15:13:01,667 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 15:13:01,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:13:01,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:13:01,668 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:13:01,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-12-17 15:13:03,018 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2024-12-17 15:13:03,018 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:13:03,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-17 15:13:03,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:13:04,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 917 proven. 120 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-17 15:13:04,229 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:13:05,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 917 proven. 120 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-17 15:13:05,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1567364030] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:13:05,500 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:13:05,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 33, 33] total 112 [2024-12-17 15:13:05,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300105921] [2024-12-17 15:13:05,500 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:13:05,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 113 states [2024-12-17 15:13:05,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:13:05,502 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2024-12-17 15:13:05,504 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1766, Invalid=10890, Unknown=0, NotChecked=0, Total=12656 [2024-12-17 15:13:05,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:13:05,504 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:13:05,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 113 states, 113 states have (on average 4.256637168141593) internal successors, (481), 112 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:05,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:13:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:13:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:13:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:13:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:13:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:13:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:13:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:13:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:13:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:13:05,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:13:05,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-12-17 15:13:05,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:13:05,908 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:13:05,908 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:13:05,908 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #9 [2024-12-17 15:13:05,908 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:13:05,908 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:13:05,909 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 15:13:05,909 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 15:13:05,909 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 15:13:05,909 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 166 [2024-12-17 15:13:05,909 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2024-12-17 15:13:05,909 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 172 [2024-12-17 15:13:05,909 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-12-17 15:13:05,909 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 178 [2024-12-17 15:13:05,909 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2024-12-17 15:13:05,909 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 184 [2024-12-17 15:13:05,909 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 187 [2024-12-17 15:13:05,909 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:05,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2024-12-17 15:13:05,909 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:05,909 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:13:05,909 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:13:05,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:13:05,909 INFO L85 PathProgramCache]: Analyzing trace with hash 382988090, now seen corresponding path program 19 times [2024-12-17 15:13:05,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:13:05,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788680145] [2024-12-17 15:13:05,910 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 15:13:05,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:13:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:13:08,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 807 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:13:08,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:13:08,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788680145] [2024-12-17 15:13:08,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788680145] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:13:08,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232398300] [2024-12-17 15:13:08,619 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 15:13:08,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:13:08,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:13:08,621 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:13:08,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-12-17 15:13:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:13:08,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-17 15:13:08,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:13:10,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 718 proven. 182 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-17 15:13:10,345 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:13:12,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 764 proven. 136 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-17 15:13:12,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [232398300] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:13:12,171 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:13:12,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 37, 37] total 144 [2024-12-17 15:13:12,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000395902] [2024-12-17 15:13:12,172 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:13:12,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 145 states [2024-12-17 15:13:12,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:13:12,173 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 145 interpolants. [2024-12-17 15:13:12,175 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2791, Invalid=18089, Unknown=0, NotChecked=0, Total=20880 [2024-12-17 15:13:12,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:13:12,175 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:13:12,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 145 states, 145 states have (on average 2.786206896551724) internal successors, (404), 144 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:13:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:13:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:13:12,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:13:12,472 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-12-17 15:13:12,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-12-17 15:13:12,666 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:13:12,666 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:13:12,667 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #10 [2024-12-17 15:13:12,667 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:13:12,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 15:13:12,667 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-12-17 15:13:12,667 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-12-17 15:13:12,667 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2024-12-17 15:13:12,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 170 [2024-12-17 15:13:12,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2024-12-17 15:13:12,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 176 [2024-12-17 15:13:12,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2024-12-17 15:13:12,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 182 [2024-12-17 15:13:12,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2024-12-17 15:13:12,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 188 [2024-12-17 15:13:12,667 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:12,667 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 190 [2024-12-17 15:13:12,667 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:12,667 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:13:12,667 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:13:12,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:13:12,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1198768476, now seen corresponding path program 20 times [2024-12-17 15:13:12,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:13:12,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239124847] [2024-12-17 15:13:12,668 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:13:12,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:13:12,700 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 15:13:12,700 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:13:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 807 proven. 355 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:13:15,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:13:15,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239124847] [2024-12-17 15:13:15,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239124847] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:13:15,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233739665] [2024-12-17 15:13:15,654 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:13:15,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:13:15,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:13:15,656 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:13:15,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-12-17 15:13:15,805 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 15:13:15,805 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:13:15,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-17 15:13:15,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:13:17,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 758 proven. 177 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2024-12-17 15:13:17,519 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:13:19,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 782 proven. 153 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2024-12-17 15:13:19,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1233739665] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:13:19,540 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:13:19,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [75, 39, 39] total 149 [2024-12-17 15:13:19,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447293144] [2024-12-17 15:13:19,540 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:13:19,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 150 states [2024-12-17 15:13:19,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:13:19,541 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 150 interpolants. [2024-12-17 15:13:19,543 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3018, Invalid=19332, Unknown=0, NotChecked=0, Total=22350 [2024-12-17 15:13:19,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:13:19,543 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:13:19,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 150 states, 150 states have (on average 2.7533333333333334) internal successors, (413), 149 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:13:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:13:19,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:13:19,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:13:19,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:13:19,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:13:19,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:13:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:13:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:13:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:13:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:13:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:13:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:13:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:13:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:13:19,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:19,829 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-12-17 15:13:20,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-12-17 15:13:20,024 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:13:20,024 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:13:20,024 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #11 [2024-12-17 15:13:20,024 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:13:20,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:13:20,024 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:20,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 15:13:20,024 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:20,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 15:13:20,024 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:20,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-12-17 15:13:20,024 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:20,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-12-17 15:13:20,024 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:20,025 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2024-12-17 15:13:20,025 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:20,025 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-12-17 15:13:20,025 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:20,025 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-12-17 15:13:20,025 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:20,025 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 180 [2024-12-17 15:13:20,025 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:20,025 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2024-12-17 15:13:20,025 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:20,025 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 186 [2024-12-17 15:13:20,025 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:20,025 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2024-12-17 15:13:20,025 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:20,025 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2024-12-17 15:13:20,025 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:20,025 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:13:20,025 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:13:20,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:13:20,025 INFO L85 PathProgramCache]: Analyzing trace with hash 718156666, now seen corresponding path program 21 times [2024-12-17 15:13:20,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:13:20,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500708077] [2024-12-17 15:13:20,026 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 15:13:20,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:13:24,596 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2024-12-17 15:13:24,597 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:13:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 967 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:13:27,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:13:27,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500708077] [2024-12-17 15:13:27,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500708077] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:13:27,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689194408] [2024-12-17 15:13:27,104 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 15:13:27,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:13:27,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:13:27,108 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:13:27,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-12-17 15:13:30,139 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2024-12-17 15:13:30,139 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:13:30,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-17 15:13:30,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:13:32,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 1009 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:13:32,396 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:13:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 1009 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:13:33,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1689194408] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:13:33,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:13:33,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 45, 45] total 114 [2024-12-17 15:13:33,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300980325] [2024-12-17 15:13:33,776 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:13:33,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2024-12-17 15:13:33,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:13:33,781 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2024-12-17 15:13:33,787 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3161, Invalid=9949, Unknown=0, NotChecked=0, Total=13110 [2024-12-17 15:13:33,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:13:33,787 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:13:33,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 115 states, 115 states have (on average 4.026086956521739) internal successors, (463), 114 states have internal predecessors, (463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:13:33,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:13:33,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:13:33,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:13:33,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:13:33,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:13:33,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:33,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:13:33,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:13:33,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:33,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:33,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:33,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:13:33,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:13:33,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:33,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:13:33,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:13:33,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:13:33,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:13:33,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:13:33,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:13:33,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:13:33,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:13:33,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:33,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:13:34,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:13:34,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:13:34,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:13:34,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:13:34,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:13:34,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:13:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:13:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:13:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:13:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:13:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:13:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:13:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:13:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:13:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:13:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:13:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:13:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:34,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:13:34,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-12-17 15:13:34,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-12-17 15:13:34,362 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:13:34,362 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:13:34,362 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #12 [2024-12-17 15:13:34,362 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:13:34,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:13:34,362 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:34,362 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-12-17 15:13:34,362 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-12-17 15:13:34,363 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 15:13:34,363 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-12-17 15:13:34,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-12-17 15:13:34,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 180 [2024-12-17 15:13:34,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2024-12-17 15:13:34,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 186 [2024-12-17 15:13:34,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2024-12-17 15:13:34,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 192 [2024-12-17 15:13:34,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2024-12-17 15:13:34,363 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:34,363 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2024-12-17 15:13:34,364 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:34,364 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:13:34,364 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:13:34,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:13:34,364 INFO L85 PathProgramCache]: Analyzing trace with hash -2083741638, now seen corresponding path program 22 times [2024-12-17 15:13:34,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:13:34,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101020304] [2024-12-17 15:13:34,365 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 15:13:34,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:13:34,410 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 15:13:34,411 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:13:35,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 793 proven. 216 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-12-17 15:13:35,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:13:35,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101020304] [2024-12-17 15:13:35,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101020304] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:13:35,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2133704343] [2024-12-17 15:13:35,433 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 15:13:35,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:13:35,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:13:35,440 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:13:35,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-12-17 15:13:35,632 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 15:13:35,632 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:13:35,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-17 15:13:35,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:13:38,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 0 proven. 1009 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-12-17 15:13:38,125 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:13:39,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 793 proven. 216 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-12-17 15:13:39,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2133704343] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:13:39,518 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:13:39,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 58, 45] total 123 [2024-12-17 15:13:39,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195584206] [2024-12-17 15:13:39,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:13:39,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 123 states [2024-12-17 15:13:39,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:13:39,523 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 123 interpolants. [2024-12-17 15:13:39,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2656, Invalid=12350, Unknown=0, NotChecked=0, Total=15006 [2024-12-17 15:13:39,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:13:39,527 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:13:39,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 123 states, 123 states have (on average 4.073170731707317) internal successors, (501), 123 states have internal predecessors, (501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:13:39,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:13:39,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:13:39,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:13:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:13:47,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:13:47,745 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-12-17 15:13:47,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-12-17 15:13:47,938 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:13:47,938 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:13:47,938 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #13 [2024-12-17 15:13:47,938 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:13:47,938 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:13:47,938 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,938 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-12-17 15:13:47,938 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:47,938 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-12-17 15:13:47,938 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:47,938 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 15:13:47,939 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 264 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 270 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 273 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 276 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 279 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 282 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 285 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 288 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 291 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 294 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,939 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 297 [2024-12-17 15:13:47,939 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,940 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 300 [2024-12-17 15:13:47,940 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:13:47,940 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 302 [2024-12-17 15:13:47,940 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:13:47,940 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:13:47,940 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:13:47,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:13:47,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1781515309, now seen corresponding path program 23 times [2024-12-17 15:13:47,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:13:47,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957225290] [2024-12-17 15:13:47,941 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 15:13:47,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:13:48,529 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2024-12-17 15:13:48,529 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:13:51,193 INFO L134 CoverageAnalysis]: Checked inductivity of 3199 backedges. 2899 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:13:51,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:13:51,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957225290] [2024-12-17 15:13:51,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957225290] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:13:51,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12395939] [2024-12-17 15:13:51,194 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 15:13:51,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:13:51,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:13:51,196 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:13:51,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-12-17 15:14:54,705 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2024-12-17 15:14:54,705 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:14:54,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-17 15:14:54,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:14:57,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3199 backedges. 2649 proven. 300 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-12-17 15:14:57,261 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:14:59,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3199 backedges. 2649 proven. 300 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-12-17 15:14:59,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12395939] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:14:59,922 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:14:59,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 51, 51] total 166 [2024-12-17 15:14:59,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780263045] [2024-12-17 15:14:59,923 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:14:59,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 167 states [2024-12-17 15:14:59,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:14:59,926 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 167 interpolants. [2024-12-17 15:14:59,928 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3873, Invalid=23849, Unknown=0, NotChecked=0, Total=27722 [2024-12-17 15:14:59,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:14:59,928 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:14:59,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 167 states, 167 states have (on average 4.838323353293413) internal successors, (808), 166 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:14:59,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:15:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:15:00,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:15:00,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:15:00,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:15:00,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:15:00,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:15:00,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:15:00,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:15:00,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:15:00,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-12-17 15:15:00,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-12-17 15:15:00,434 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:15:00,434 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:15:00,435 INFO L139 ounterexampleChecker]: Examining path program with hash 1829790274, occurence #14 [2024-12-17 15:15:00,435 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:15:00,435 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:15:00,435 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,435 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 15:15:00,435 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:15:00,435 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-12-17 15:15:00,435 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:15:00,435 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 15:15:00,435 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:15:00,435 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2024-12-17 15:15:00,435 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,435 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 268 [2024-12-17 15:15:00,435 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,435 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 271 [2024-12-17 15:15:00,435 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,435 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 274 [2024-12-17 15:15:00,435 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,435 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 277 [2024-12-17 15:15:00,435 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,436 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 280 [2024-12-17 15:15:00,436 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,436 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 283 [2024-12-17 15:15:00,436 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,436 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 286 [2024-12-17 15:15:00,436 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,436 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 289 [2024-12-17 15:15:00,436 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,436 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 292 [2024-12-17 15:15:00,436 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,436 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 295 [2024-12-17 15:15:00,436 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,436 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 298 [2024-12-17 15:15:00,436 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,436 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 301 [2024-12-17 15:15:00,436 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:00,436 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 303 [2024-12-17 15:15:00,436 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:15:00,436 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:15:00,436 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:15:00,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:15:00,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1084306959, now seen corresponding path program 24 times [2024-12-17 15:15:00,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:15:00,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852998604] [2024-12-17 15:15:00,437 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 15:15:00,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:15:01,497 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2024-12-17 15:15:01,497 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:15:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3224 backedges. 2300 proven. 599 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-12-17 15:15:03,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:15:03,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852998604] [2024-12-17 15:15:03,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852998604] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:15:03,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882147897] [2024-12-17 15:15:03,779 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 15:15:03,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:15:03,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:15:03,782 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:15:03,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-12-17 15:15:23,692 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2024-12-17 15:15:23,692 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:15:23,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-17 15:15:23,719 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:15:26,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3224 backedges. 2022 proven. 361 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2024-12-17 15:15:26,377 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:15:29,542 INFO L134 CoverageAnalysis]: Checked inductivity of 3224 backedges. 2058 proven. 325 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2024-12-17 15:15:29,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [882147897] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:15:29,543 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:15:29,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 55, 55] total 154 [2024-12-17 15:15:29,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27637089] [2024-12-17 15:15:29,543 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:15:29,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 154 states [2024-12-17 15:15:29,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:15:29,546 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 154 interpolants. [2024-12-17 15:15:29,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3475, Invalid=20087, Unknown=0, NotChecked=0, Total=23562 [2024-12-17 15:15:29,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:15:29,548 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:15:29,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 154 states, 154 states have (on average 3.857142857142857) internal successors, (594), 154 states have internal predecessors, (594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:15:29,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:15:29,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:15:29,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:15:29,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:15:29,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:15:29,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:15:29,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:15:29,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:15:29,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:15:29,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:15:29,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:15:29,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:15:29,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:15:29,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:15:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:15:33,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-12-17 15:15:33,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-12-17 15:15:33,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-12-17 15:15:33,380 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:15:33,380 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:15:33,380 INFO L139 ounterexampleChecker]: Examining path program with hash -1619024864, occurence #1 [2024-12-17 15:15:33,380 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 15:15:33,380 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:15:33,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:15:33,381 INFO L85 PathProgramCache]: Analyzing trace with hash 70741865, now seen corresponding path program 25 times [2024-12-17 15:15:33,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:15:33,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020937750] [2024-12-17 15:15:33,381 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 15:15:33,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:15:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:15:41,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3711 backedges. 2959 proven. 752 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:15:41,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:15:41,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020937750] [2024-12-17 15:15:41,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020937750] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:15:41,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [88797800] [2024-12-17 15:15:41,027 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 15:15:41,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:15:41,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:15:41,031 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:15:41,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-12-17 15:15:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 15:15:41,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 813 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-17 15:15:41,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:15:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3711 backedges. 2130 proven. 427 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2024-12-17 15:15:45,263 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:15:50,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3711 backedges. 2206 proven. 351 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2024-12-17 15:15:50,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [88797800] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:15:50,157 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:15:50,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [135, 57, 57] total 245 [2024-12-17 15:15:50,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086927661] [2024-12-17 15:15:50,157 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:15:50,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 246 states [2024-12-17 15:15:50,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:15:50,161 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 246 interpolants. [2024-12-17 15:15:50,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7613, Invalid=52657, Unknown=0, NotChecked=0, Total=60270 [2024-12-17 15:15:50,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:15:50,166 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:15:50,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 246 states, 246 states have (on average 2.747967479674797) internal successors, (676), 245 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:15:50,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:15:50,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:15:50,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:15:50,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:15:50,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:15:50,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:15:50,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:15:50,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:15:50,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:15:50,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-12-17 15:15:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:15:50,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:15:50,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:15:50,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:15:50,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:15:50,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:15:50,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:15:50,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:15:50,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:15:50,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-12-17 15:15:50,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 15:15:50,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-12-17 15:15:50,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-12-17 15:15:50,759 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:15:50,759 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:15:50,759 INFO L139 ounterexampleChecker]: Examining path program with hash -1619024864, occurence #2 [2024-12-17 15:15:50,759 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:15:50,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:15:50,759 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:15:50,760 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-12-17 15:15:50,760 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:15:50,760 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2024-12-17 15:15:50,760 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:15:50,760 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 15:15:50,760 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:15:50,760 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 353 [2024-12-17 15:15:50,760 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:15:50,760 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:15:50,760 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:15:50,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:15:50,761 INFO L85 PathProgramCache]: Analyzing trace with hash -2095842809, now seen corresponding path program 26 times [2024-12-17 15:15:50,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:15:50,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471714947] [2024-12-17 15:15:50,761 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:15:50,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:15:50,850 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 15:15:50,850 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:15:58,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3738 backedges. 2959 proven. 779 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:15:58,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:15:58,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471714947] [2024-12-17 15:15:58,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471714947] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:15:58,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306154356] [2024-12-17 15:15:58,719 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 15:15:58,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:15:58,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:15:58,721 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:15:58,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-12-17 15:15:58,949 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 15:15:58,950 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:15:58,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-12-17 15:15:58,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:16:02,984 INFO L134 CoverageAnalysis]: Checked inductivity of 3738 backedges. 2200 proven. 417 refuted. 0 times theorem prover too weak. 1121 trivial. 0 not checked. [2024-12-17 15:16:02,984 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:16:07,695 INFO L134 CoverageAnalysis]: Checked inductivity of 3738 backedges. 2239 proven. 378 refuted. 0 times theorem prover too weak. 1121 trivial. 0 not checked. [2024-12-17 15:16:07,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306154356] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:16:07,695 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:16:07,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [136, 59, 59] total 250 [2024-12-17 15:16:07,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418691242] [2024-12-17 15:16:07,695 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:16:07,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 251 states [2024-12-17 15:16:07,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:16:07,698 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 251 interpolants. [2024-12-17 15:16:07,704 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7960, Invalid=54790, Unknown=0, NotChecked=0, Total=62750 [2024-12-17 15:16:07,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:16:07,704 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:16:07,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 251 states, 251 states have (on average 2.729083665338645) internal successors, (685), 250 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:16:07,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:16:07,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:16:07,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:16:07,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-12-17 15:16:07,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 15:16:07,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-12-17 15:16:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 15:16:08,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 15:16:08,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2024-12-17 15:16:08,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-12-17 15:16:08,244 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:16:08,244 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:16:08,245 INFO L139 ounterexampleChecker]: Examining path program with hash -1619024864, occurence #3 [2024-12-17 15:16:08,245 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:16:08,245 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:16:08,245 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:16:08,245 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-12-17 15:16:08,245 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:16:08,245 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 15:16:08,245 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:16:08,245 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 15:16:08,245 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:16:08,245 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 354 [2024-12-17 15:16:08,245 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:16:08,245 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:16:08,245 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:16:08,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:16:08,246 INFO L85 PathProgramCache]: Analyzing trace with hash -540490967, now seen corresponding path program 27 times [2024-12-17 15:16:08,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:16:08,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531581597] [2024-12-17 15:16:08,246 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 15:16:08,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:18:13,580 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 26 check-sat command(s) [2024-12-17 15:18:13,581 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:18:16,111 INFO L134 CoverageAnalysis]: Checked inductivity of 3766 backedges. 3285 proven. 481 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:18:16,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:18:16,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531581597] [2024-12-17 15:18:16,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531581597] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:18:16,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [585636305] [2024-12-17 15:18:16,112 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 15:18:16,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:18:16,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:18:16,114 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:18:16,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-12-17 15:18:49,860 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 26 check-sat command(s) [2024-12-17 15:18:49,860 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:18:49,891 INFO L256 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 73 conjuncts are in the unsatisfiable core [2024-12-17 15:18:49,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:18:53,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3766 backedges. 3360 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:18:53,480 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:18:57,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3766 backedges. 3360 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 15:18:57,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [585636305] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:18:57,428 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:18:57,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 70, 70] total 209 [2024-12-17 15:18:57,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950657360] [2024-12-17 15:18:57,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:18:57,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 210 states [2024-12-17 15:18:57,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:18:57,432 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 210 interpolants. [2024-12-17 15:18:57,437 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8036, Invalid=35854, Unknown=0, NotChecked=0, Total=43890 [2024-12-17 15:18:57,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:18:57,437 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:18:57,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 210 states, 210 states have (on average 5.0285714285714285) internal successors, (1056), 209 states have internal predecessors, (1056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:18:57,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:18:57,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:18:57,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:18:57,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:18:57,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 15:18:57,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 15:18:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 15:18:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 15:18:57,864 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2024-12-17 15:18:58,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:18:58,029 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:18:58,029 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:18:58,029 INFO L139 ounterexampleChecker]: Examining path program with hash -1619024864, occurence #4 [2024-12-17 15:18:58,029 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 15:18:58,029 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 15:18:58,029 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 15:18:58,029 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-12-17 15:18:58,029 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:18:58,029 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 15:18:58,029 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:18:58,029 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-12-17 15:18:58,029 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:18:58,029 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 365 [2024-12-17 15:18:58,029 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 15:18:58,029 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 15:18:58,029 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:18:58,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:18:58,030 INFO L85 PathProgramCache]: Analyzing trace with hash 355591047, now seen corresponding path program 28 times [2024-12-17 15:18:58,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:18:58,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772971001] [2024-12-17 15:18:58,030 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 15:18:58,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:18:58,080 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 15:18:58,080 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:18:59,937 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 2580 proven. 299 refuted. 0 times theorem prover too weak. 1261 trivial. 0 not checked. [2024-12-17 15:18:59,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:18:59,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772971001] [2024-12-17 15:18:59,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772971001] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:18:59,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485458755] [2024-12-17 15:18:59,937 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 15:18:59,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:18:59,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:18:59,941 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:18:59,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-12-17 15:19:00,209 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 15:19:00,209 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:19:00,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 108 conjuncts are in the unsatisfiable core [2024-12-17 15:19:00,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 15:19:05,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 3360 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-17 15:19:05,241 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 15:19:07,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 2800 proven. 79 refuted. 0 times theorem prover too weak. 1261 trivial. 0 not checked. [2024-12-17 15:19:07,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485458755] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 15:19:07,067 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 15:19:07,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 109, 58] total 196 [2024-12-17 15:19:07,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982513334] [2024-12-17 15:19:07,068 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 15:19:07,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 196 states [2024-12-17 15:19:07,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 15:19:07,072 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 196 interpolants. [2024-12-17 15:19:07,075 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9700, Invalid=28520, Unknown=0, NotChecked=0, Total=38220 [2024-12-17 15:19:07,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:19:07,076 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 15:19:07,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 196 states, 196 states have (on average 4.178571428571429) internal successors, (819), 196 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:19:07,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-12-17 15:19:07,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 15:19:07,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 15:19:24,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 15:19:24,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 15:19:24,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 15:19:24,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 15:19:24,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 15:19:24,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:19:24,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-12-17 15:19:24,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 15:19:24,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:19:24,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-17 15:19:24,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 15:19:24,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 386 states. [2024-12-17 15:19:24,013 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2024-12-17 15:19:24,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,31 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:19:24,204 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 15:19:24,204 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 15:19:24,205 INFO L139 ounterexampleChecker]: Examining path program with hash 989602627, occurence #1 [2024-12-17 15:19:24,205 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 15:19:24,205 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 15:19:24,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 15:19:24,205 INFO L85 PathProgramCache]: Analyzing trace with hash -432668154, now seen corresponding path program 29 times [2024-12-17 15:19:24,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 15:19:24,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423457876] [2024-12-17 15:19:24,206 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 15:19:24,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 15:19:29,792 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 41 check-sat command(s) [2024-12-17 15:19:29,792 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 15:19:33,765 INFO L134 CoverageAnalysis]: Checked inductivity of 8381 backedges. 7314 proven. 780 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-12-17 15:19:33,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 15:19:33,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423457876] [2024-12-17 15:19:33,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423457876] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 15:19:33,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [169566969] [2024-12-17 15:19:33,765 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 15:19:33,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 15:19:33,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 15:19:33,767 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 15:19:33,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process Killed by 15