./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/clever.wvr.c --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis SUFFICIENT --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ebd41074 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/clever.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 f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d --traceabstraction.use.conditional.por.in.concurrent.analysis true --traceabstraction.commutativity.condition.synthesis SUFFICIENT --- Real Ultimate output --- This is Ultimate 0.3.0-dev-ebd4107-m [2025-01-23 18:40:46,191 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-23 18:40:46,295 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2025-01-23 18:40:46,301 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-23 18:40:46,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-23 18:40:46,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-23 18:40:46,324 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-23 18:40:46,324 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-23 18:40:46,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-23 18:40:46,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-23 18:40:46,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-23 18:40:46,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-23 18:40:46,325 INFO L153 SettingsManager]: * Use SBE=true [2025-01-23 18:40:46,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-23 18:40:46,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-23 18:40:46,326 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-23 18:40:46,326 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-23 18:40:46,326 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-23 18:40:46,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-23 18:40:46,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-23 18:40:46,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-23 18:40:46,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-23 18:40:46,326 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-23 18:40:46,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-23 18:40:46,327 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-23 18:40:46,327 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-23 18:40:46,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-23 18:40:46,327 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-23 18:40:46,327 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-23 18:40:46,327 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-23 18:40:46,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-23 18:40:46,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-23 18:40:46,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-23 18:40:46,328 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-23 18:40:46,328 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-01-23 18:40:46,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-23 18:40:46,328 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-23 18:40:46,328 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-01-23 18:40:46,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-23 18:40:46,328 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-23 18:40:46,328 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-01-23 18:40:46,329 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-01-23 18:40:46,329 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-01-23 18:40:46,329 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 -> f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use conditional POR in concurrent analysis -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT [2025-01-23 18:40:46,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-23 18:40:46,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-23 18:40:46,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-23 18:40:46,583 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-23 18:40:46,583 INFO L274 PluginConnector]: CDTParser initialized [2025-01-23 18:40:46,584 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/clever.wvr.c [2025-01-23 18:40:47,778 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6abd76f6a/f44f9ab5790144e695820a4bfaa6dcac/FLAG6240bf693 [2025-01-23 18:40:47,940 INFO L384 CDTParser]: Found 1 translation units. [2025-01-23 18:40:47,940 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/clever.wvr.c [2025-01-23 18:40:47,945 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6abd76f6a/f44f9ab5790144e695820a4bfaa6dcac/FLAG6240bf693 [2025-01-23 18:40:48,322 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6abd76f6a/f44f9ab5790144e695820a4bfaa6dcac [2025-01-23 18:40:48,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-23 18:40:48,324 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-23 18:40:48,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-23 18:40:48,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-23 18:40:48,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-23 18:40:48,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@359a3574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48, skipping insertion in model container [2025-01-23 18:40:48,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,337 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-23 18:40:48,440 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/clever.wvr.c[2159,2172] [2025-01-23 18:40:48,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-23 18:40:48,450 INFO L200 MainTranslator]: Completed pre-run [2025-01-23 18:40:48,498 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/clever.wvr.c[2159,2172] [2025-01-23 18:40:48,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-23 18:40:48,511 INFO L204 MainTranslator]: Completed translation [2025-01-23 18:40:48,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48 WrapperNode [2025-01-23 18:40:48,512 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-23 18:40:48,513 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-23 18:40:48,513 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-23 18:40:48,514 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-23 18:40:48,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,533 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 72 [2025-01-23 18:40:48,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-23 18:40:48,535 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-23 18:40:48,535 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-23 18:40:48,535 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-23 18:40:48,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,541 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,546 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,546 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,553 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,554 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-23 18:40:48,558 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-23 18:40:48,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-23 18:40:48,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-23 18:40:48,558 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (1/1) ... [2025-01-23 18:40:48,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-01-23 18:40:48,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:40:48,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2025-01-23 18:40:48,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2025-01-23 18:40:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-23 18:40:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-01-23 18:40:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-01-23 18:40:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-01-23 18:40:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-01-23 18:40:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-01-23 18:40:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-23 18:40:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-23 18:40:48,600 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-01-23 18:40:48,665 INFO L234 CfgBuilder]: Building ICFG [2025-01-23 18:40:48,666 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-23 18:40:48,794 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-23 18:40:48,794 INFO L283 CfgBuilder]: Performing block encoding [2025-01-23 18:40:48,911 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-23 18:40:48,911 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-23 18:40:48,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 06:40:48 BoogieIcfgContainer [2025-01-23 18:40:48,912 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-23 18:40:48,913 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-23 18:40:48,913 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-23 18:40:48,917 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-23 18:40:48,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.01 06:40:48" (1/3) ... [2025-01-23 18:40:48,917 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa7dd3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 06:40:48, skipping insertion in model container [2025-01-23 18:40:48,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 06:40:48" (2/3) ... [2025-01-23 18:40:48,917 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa7dd3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 06:40:48, skipping insertion in model container [2025-01-23 18:40:48,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 06:40:48" (3/3) ... [2025-01-23 18:40:48,918 INFO L128 eAbstractionObserver]: Analyzing ICFG clever.wvr.c [2025-01-23 18:40:48,927 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-23 18:40:48,928 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG clever.wvr.c that has 3 procedures, 18 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2025-01-23 18:40:48,928 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-23 18:40:48,963 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-01-23 18:40:49,013 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-23 18:40:49,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-01-23 18:40:49,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:40:49,018 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-01-23 18:40:49,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-01-23 18:40:49,069 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-01-23 18:40:49,079 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-01-23 18:40:49,083 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;@3acd6745, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-23 18:40:49,083 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-01-23 18:40:49,168 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:40:49,168 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:40:49,168 INFO L139 ounterexampleChecker]: Examining path program with hash -1516958534, occurence #1 [2025-01-23 18:40:49,168 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 18:40:49,168 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:40:49,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:40:49,171 INFO L85 PathProgramCache]: Analyzing trace with hash -775960652, now seen corresponding path program 1 times [2025-01-23 18:40:49,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:40:49,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716604326] [2025-01-23 18:40:49,176 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 18:40:49,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:40:49,217 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-01-23 18:40:49,234 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-01-23 18:40:49,234 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 18:40:49,234 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:49,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:49,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:40:49,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716604326] [2025-01-23 18:40:49,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716604326] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 18:40:49,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 18:40:49,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-23 18:40:49,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602137125] [2025-01-23 18:40:49,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 18:40:49,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-23 18:40:49,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:40:49,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-23 18:40:49,429 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-23 18:40:49,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:49,431 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:40:49,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 18:40:49,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:49,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:49,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-23 18:40:49,462 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:40:49,462 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:40:49,462 INFO L139 ounterexampleChecker]: Examining path program with hash -1516958534, occurence #2 [2025-01-23 18:40:49,462 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 18:40:49,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 18:40:49,478 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:49,478 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 18:40:49,479 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:49,479 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2025-01-23 18:40:49,479 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:49,479 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 18:40:49,479 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:40:49,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:40:49,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1713947452, now seen corresponding path program 1 times [2025-01-23 18:40:49,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:40:49,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888034188] [2025-01-23 18:40:49,480 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 18:40:49,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:40:49,489 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-01-23 18:40:49,501 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-01-23 18:40:49,502 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 18:40:49,502 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:49,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:40:49,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888034188] [2025-01-23 18:40:49,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888034188] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-23 18:40:49,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-23 18:40:49,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-23 18:40:49,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260584119] [2025-01-23 18:40:49,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-23 18:40:49,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-23 18:40:49,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:40:49,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-23 18:40:49,611 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-23 18:40:49,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:49,611 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:40:49,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 18:40:49,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:49,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:49,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:49,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:49,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-23 18:40:49,670 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:40:49,670 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:40:49,670 INFO L139 ounterexampleChecker]: Examining path program with hash -1206120138, occurence #1 [2025-01-23 18:40:49,671 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 18:40:49,671 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:40:49,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:40:49,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1555958811, now seen corresponding path program 1 times [2025-01-23 18:40:49,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:40:49,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712301847] [2025-01-23 18:40:49,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 18:40:49,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:40:49,679 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-01-23 18:40:49,690 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-01-23 18:40:49,694 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 18:40:49,694 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:49,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:40:49,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712301847] [2025-01-23 18:40:49,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712301847] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:40:49,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [823030048] [2025-01-23 18:40:49,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-23 18:40:49,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:40:49,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:40:49,776 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:40:49,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-23 18:40:49,811 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-01-23 18:40:49,828 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-01-23 18:40:49,828 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 18:40:49,828 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:49,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-01-23 18:40:49,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 18:40:49,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:49,918 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 18:40:49,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:49,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [823030048] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 18:40:49,946 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 18:40:49,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 4] total 8 [2025-01-23 18:40:49,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96381470] [2025-01-23 18:40:49,947 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 18:40:49,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-01-23 18:40:49,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:40:49,947 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-01-23 18:40:49,947 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2025-01-23 18:40:49,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:49,948 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:40:49,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 8 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) [2025-01-23 18:40:49,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:49,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:49,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:50,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:50,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:50,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-23 18:40:50,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-23 18:40:50,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:40:50,289 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:40:50,289 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:40:50,289 INFO L139 ounterexampleChecker]: Examining path program with hash 1330072171, occurence #1 [2025-01-23 18:40:50,290 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-01-23 18:40:50,290 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:40:50,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:40:50,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1036360299, now seen corresponding path program 2 times [2025-01-23 18:40:50,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:40:50,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812120606] [2025-01-23 18:40:50,290 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 18:40:50,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:40:50,295 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 23 statements into 2 equivalence classes. [2025-01-23 18:40:50,310 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 23 of 23 statements. [2025-01-23 18:40:50,312 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 18:40:50,312 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:50,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:50,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:40:50,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812120606] [2025-01-23 18:40:50,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812120606] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:40:50,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1035568577] [2025-01-23 18:40:50,465 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 18:40:50,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:40:50,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:40:50,466 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:40:50,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-23 18:40:50,503 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 23 statements into 2 equivalence classes. [2025-01-23 18:40:50,519 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 23 of 23 statements. [2025-01-23 18:40:50,519 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 18:40:50,520 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:50,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-01-23 18:40:50,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 18:40:50,667 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:50,667 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 18:40:50,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:50,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1035568577] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 18:40:50,716 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 18:40:50,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 6] total 14 [2025-01-23 18:40:50,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114222280] [2025-01-23 18:40:50,717 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 18:40:50,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-01-23 18:40:50,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:40:50,719 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-01-23 18:40:50,720 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2025-01-23 18:40:50,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:50,720 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:40:50,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 14 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 18:40:50,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:50,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:50,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-01-23 18:40:50,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:51,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:51,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:51,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:40:51,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2025-01-23 18:40:51,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-01-23 18:40:51,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:40:51,234 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:40:51,234 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:40:51,234 INFO L139 ounterexampleChecker]: Examining path program with hash 1330072171, occurence #2 [2025-01-23 18:40:51,234 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 18:40:51,234 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 18:40:51,234 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:51,234 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 18:40:51,234 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:51,235 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2025-01-23 18:40:51,235 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:51,235 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-01-23 18:40:51,235 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:51,235 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-01-23 18:40:51,235 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:51,235 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 18:40:51,235 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:40:51,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:40:51,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1726193986, now seen corresponding path program 3 times [2025-01-23 18:40:51,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:40:51,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150399934] [2025-01-23 18:40:51,235 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 18:40:51,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:40:51,242 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 33 statements into 5 equivalence classes. [2025-01-23 18:40:51,268 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 33 of 33 statements. [2025-01-23 18:40:51,268 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-23 18:40:51,268 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:51,471 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:51,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:40:51,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150399934] [2025-01-23 18:40:51,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150399934] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:40:51,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [818242382] [2025-01-23 18:40:51,472 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 18:40:51,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:40:51,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:40:51,477 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:40:51,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-01-23 18:40:51,512 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 33 statements into 5 equivalence classes. [2025-01-23 18:40:51,533 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 33 of 33 statements. [2025-01-23 18:40:51,533 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-01-23 18:40:51,533 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:51,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-01-23 18:40:51,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 18:40:51,786 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:51,786 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 18:40:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:51,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [818242382] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 18:40:51,874 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 18:40:51,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 16, 9] total 26 [2025-01-23 18:40:51,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030333829] [2025-01-23 18:40:51,874 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 18:40:51,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2025-01-23 18:40:51,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:40:51,875 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2025-01-23 18:40:51,876 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=559, Unknown=0, NotChecked=0, Total=702 [2025-01-23 18:40:51,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:51,876 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:40:51,876 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 2.740740740740741) internal successors, (74), 26 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 18:40:51,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:51,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:51,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:40:51,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2025-01-23 18:40:51,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:52,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:52,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:52,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:40:52,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:40:52,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-01-23 18:40:52,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-01-23 18:40:52,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:40:52,564 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:40:52,564 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:40:52,565 INFO L139 ounterexampleChecker]: Examining path program with hash 1330072171, occurence #3 [2025-01-23 18:40:52,565 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 18:40:52,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 18:40:52,565 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:52,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 18:40:52,565 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:52,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-01-23 18:40:52,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:52,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2025-01-23 18:40:52,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:52,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2025-01-23 18:40:52,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:52,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2025-01-23 18:40:52,566 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:52,566 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2025-01-23 18:40:52,566 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:52,566 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 18:40:52,566 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:40:52,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:40:52,566 INFO L85 PathProgramCache]: Analyzing trace with hash -185104011, now seen corresponding path program 4 times [2025-01-23 18:40:52,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:40:52,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033913463] [2025-01-23 18:40:52,566 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 18:40:52,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:40:52,575 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 49 statements into 2 equivalence classes. [2025-01-23 18:40:52,590 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 49 of 49 statements. [2025-01-23 18:40:52,591 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 18:40:52,591 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 84 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:52,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:40:52,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033913463] [2025-01-23 18:40:52,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033913463] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:40:52,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702710109] [2025-01-23 18:40:52,878 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 18:40:52,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:40:52,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:40:52,880 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:40:52,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-01-23 18:40:52,922 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 49 statements into 2 equivalence classes. [2025-01-23 18:40:52,941 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 49 of 49 statements. [2025-01-23 18:40:52,942 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 18:40:52,942 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:52,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 27 conjuncts are in the unsatisfiable core [2025-01-23 18:40:52,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 18:40:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:53,420 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 18:40:53,576 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 84 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:53,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702710109] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 18:40:53,576 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 18:40:53,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 27, 14] total 44 [2025-01-23 18:40:53,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214255827] [2025-01-23 18:40:53,577 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 18:40:53,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2025-01-23 18:40:53,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:40:53,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2025-01-23 18:40:53,578 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=346, Invalid=1634, Unknown=0, NotChecked=0, Total=1980 [2025-01-23 18:40:53,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:53,578 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:40:53,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 2.4) internal successors, (108), 44 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 18:40:53,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:53,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:53,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:40:53,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:40:53,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-01-23 18:40:53,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:54,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:54,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:54,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:40:54,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:40:54,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:40:54,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2025-01-23 18:40:54,638 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-01-23 18:40:54,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:40:54,833 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:40:54,833 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:40:54,833 INFO L139 ounterexampleChecker]: Examining path program with hash 1330072171, occurence #4 [2025-01-23 18:40:54,833 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 18:40:54,833 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 18:40:54,833 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:54,833 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 18:40:54,833 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:54,833 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2025-01-23 18:40:54,833 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:54,834 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2025-01-23 18:40:54,834 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:54,834 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2025-01-23 18:40:54,834 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:54,834 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2025-01-23 18:40:54,834 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:54,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2025-01-23 18:40:54,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:54,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2025-01-23 18:40:54,835 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:54,835 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2025-01-23 18:40:54,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:54,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2025-01-23 18:40:54,836 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:54,837 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 18:40:54,837 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:40:54,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:40:54,838 INFO L85 PathProgramCache]: Analyzing trace with hash -1316800619, now seen corresponding path program 5 times [2025-01-23 18:40:54,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:40:54,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572855374] [2025-01-23 18:40:54,838 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 18:40:54,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:40:54,847 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 75 statements into 13 equivalence classes. [2025-01-23 18:40:54,865 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) and asserted 75 of 75 statements. [2025-01-23 18:40:54,865 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2025-01-23 18:40:54,866 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:55,381 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 264 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:55,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:40:55,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572855374] [2025-01-23 18:40:55,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572855374] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:40:55,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [479674270] [2025-01-23 18:40:55,382 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 18:40:55,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:40:55,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:40:55,384 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:40:55,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-01-23 18:40:55,445 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 75 statements into 13 equivalence classes. [2025-01-23 18:40:55,493 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) and asserted 75 of 75 statements. [2025-01-23 18:40:55,493 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2025-01-23 18:40:55,493 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:40:55,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 45 conjuncts are in the unsatisfiable core [2025-01-23 18:40:55,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 18:40:56,555 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:56,555 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 18:40:56,875 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 264 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:40:56,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [479674270] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 18:40:56,876 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 18:40:56,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 45, 22] total 74 [2025-01-23 18:40:56,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122432909] [2025-01-23 18:40:56,876 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 18:40:56,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2025-01-23 18:40:56,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:40:56,877 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2025-01-23 18:40:56,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=880, Invalid=4670, Unknown=0, NotChecked=0, Total=5550 [2025-01-23 18:40:56,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:56,879 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:40:56,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 2.2) internal successors, (165), 74 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 18:40:56,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:56,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:56,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:40:56,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:40:56,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:40:56,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2025-01-23 18:40:56,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:40:58,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:40:58,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:40:58,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:40:58,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:40:58,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:40:58,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:40:58,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2025-01-23 18:40:58,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2025-01-23 18:40:59,052 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 [2025-01-23 18:40:59,053 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:40:59,053 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:40:59,053 INFO L139 ounterexampleChecker]: Examining path program with hash 1330072171, occurence #5 [2025-01-23 18:40:59,053 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 18:40:59,053 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 18:40:59,054 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:59,054 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 18:40:59,054 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:59,054 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2025-01-23 18:40:59,054 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,054 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2025-01-23 18:40:59,054 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,054 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-01-23 18:40:59,054 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,054 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-01-23 18:40:59,054 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,054 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2025-01-23 18:40:59,054 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,054 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-01-23 18:40:59,054 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,054 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-01-23 18:40:59,055 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,055 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-01-23 18:40:59,055 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,055 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-01-23 18:40:59,055 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,055 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2025-01-23 18:40:59,055 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,055 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-01-23 18:40:59,055 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,055 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-01-23 18:40:59,055 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:40:59,055 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-01-23 18:40:59,055 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:40:59,055 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 18:40:59,055 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:40:59,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:40:59,055 INFO L85 PathProgramCache]: Analyzing trace with hash 989510696, now seen corresponding path program 6 times [2025-01-23 18:40:59,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:40:59,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042281276] [2025-01-23 18:40:59,055 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 18:40:59,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:40:59,062 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 117 statements into 21 equivalence classes. [2025-01-23 18:40:59,097 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) and asserted 117 of 117 statements. [2025-01-23 18:40:59,097 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) [2025-01-23 18:40:59,097 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:41:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 932 backedges. 760 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:41:00,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:41:00,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042281276] [2025-01-23 18:41:00,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042281276] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:41:00,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [274854543] [2025-01-23 18:41:00,183 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-01-23 18:41:00,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:41:00,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:41:00,184 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:41:00,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-01-23 18:41:00,224 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 117 statements into 21 equivalence classes. [2025-01-23 18:41:00,277 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) and asserted 117 of 117 statements. [2025-01-23 18:41:00,277 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) [2025-01-23 18:41:00,277 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:41:00,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 74 conjuncts are in the unsatisfiable core [2025-01-23 18:41:00,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 18:41:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 932 backedges. 0 proven. 932 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:41:02,600 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 18:41:03,349 INFO L134 CoverageAnalysis]: Checked inductivity of 932 backedges. 760 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:41:03,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [274854543] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 18:41:03,350 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 18:41:03,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 74, 35] total 122 [2025-01-23 18:41:03,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681546173] [2025-01-23 18:41:03,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 18:41:03,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 123 states [2025-01-23 18:41:03,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:41:03,353 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 123 interpolants. [2025-01-23 18:41:03,356 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2218, Invalid=12788, Unknown=0, NotChecked=0, Total=15006 [2025-01-23 18:41:03,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:41:03,356 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:41:03,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 123 states, 123 states have (on average 2.0813008130081303) internal successors, (256), 122 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 18:41:03,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:41:03,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:41:03,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:41:03,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:41:03,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:41:03,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:41:03,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2025-01-23 18:41:03,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:41:08,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:41:08,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:41:08,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:41:08,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:41:08,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:41:08,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:41:08,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-01-23 18:41:08,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2025-01-23 18:41:08,020 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-01-23 18:41:08,218 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 [2025-01-23 18:41:08,218 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:41:08,218 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:41:08,218 INFO L139 ounterexampleChecker]: Examining path program with hash 1330072171, occurence #6 [2025-01-23 18:41:08,218 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 18:41:08,218 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 18:41:08,218 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:41:08,218 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 18:41:08,218 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 147 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 151 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 179 [2025-01-23 18:41:08,219 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:08,219 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2025-01-23 18:41:08,220 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:41:08,220 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 18:41:08,220 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:41:08,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:41:08,220 INFO L85 PathProgramCache]: Analyzing trace with hash 243530587, now seen corresponding path program 7 times [2025-01-23 18:41:08,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:41:08,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298127883] [2025-01-23 18:41:08,220 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 18:41:08,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:41:08,229 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-01-23 18:41:08,287 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-01-23 18:41:08,287 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 18:41:08,287 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:41:10,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2558 backedges. 2112 proven. 446 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:41:10,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:41:10,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298127883] [2025-01-23 18:41:10,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298127883] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:41:10,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1318623122] [2025-01-23 18:41:10,595 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-01-23 18:41:10,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:41:10,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:41:10,597 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:41:10,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-01-23 18:41:10,641 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-01-23 18:41:10,701 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-01-23 18:41:10,701 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-23 18:41:10,701 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:41:10,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 121 conjuncts are in the unsatisfiable core [2025-01-23 18:41:10,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 18:41:15,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2558 backedges. 0 proven. 2558 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:41:15,920 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 18:41:17,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2558 backedges. 2112 proven. 446 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:41:17,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1318623122] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 18:41:17,447 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 18:41:17,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 121, 56] total 200 [2025-01-23 18:41:17,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877458836] [2025-01-23 18:41:17,447 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 18:41:17,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 201 states [2025-01-23 18:41:17,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:41:17,451 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 201 interpolants. [2025-01-23 18:41:17,458 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5688, Invalid=34512, Unknown=0, NotChecked=0, Total=40200 [2025-01-23 18:41:17,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:41:17,459 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:41:17,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 201 states, 201 states have (on average 2.009950248756219) internal successors, (404), 200 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) [2025-01-23 18:41:17,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:41:17,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:41:17,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:41:17,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:41:17,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:41:17,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:41:17,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2025-01-23 18:41:17,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2025-01-23 18:41:17,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:41:27,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:41:27,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:41:27,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:41:27,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:41:27,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:41:27,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:41:27,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-01-23 18:41:27,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2025-01-23 18:41:27,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2025-01-23 18:41:27,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2025-01-23 18:41:27,695 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 [2025-01-23 18:41:27,696 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:41:27,696 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:41:27,696 INFO L139 ounterexampleChecker]: Examining path program with hash 1330072171, occurence #7 [2025-01-23 18:41:27,696 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 18:41:27,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 18:41:27,696 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:41:27,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 18:41:27,696 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:41:27,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2025-01-23 18:41:27,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2025-01-23 18:41:27,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2025-01-23 18:41:27,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2025-01-23 18:41:27,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2025-01-23 18:41:27,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 235 [2025-01-23 18:41:27,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2025-01-23 18:41:27,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 243 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 245 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 247 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 249 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 257 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 259 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 261 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 267 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 269 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 271 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 273 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 275 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 277 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 279 [2025-01-23 18:41:27,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 281 [2025-01-23 18:41:27,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 283 [2025-01-23 18:41:27,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 285 [2025-01-23 18:41:27,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 287 [2025-01-23 18:41:27,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 289 [2025-01-23 18:41:27,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:41:27,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 291 [2025-01-23 18:41:27,699 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:41:27,699 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 18:41:27,699 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:41:27,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:41:27,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1610156641, now seen corresponding path program 8 times [2025-01-23 18:41:27,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:41:27,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413745856] [2025-01-23 18:41:27,700 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 18:41:27,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:41:27,711 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 295 statements into 2 equivalence classes. [2025-01-23 18:41:27,829 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 295 of 295 statements. [2025-01-23 18:41:27,829 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 18:41:27,829 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:41:33,228 INFO L134 CoverageAnalysis]: Checked inductivity of 6888 backedges. 5724 proven. 1164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:41:33,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:41:33,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413745856] [2025-01-23 18:41:33,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413745856] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:41:33,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1099224056] [2025-01-23 18:41:33,229 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-23 18:41:33,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:41:33,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:41:33,232 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:41:33,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-01-23 18:41:33,301 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 295 statements into 2 equivalence classes. [2025-01-23 18:41:33,398 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 295 of 295 statements. [2025-01-23 18:41:33,398 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-23 18:41:33,398 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:41:33,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 197 conjuncts are in the unsatisfiable core [2025-01-23 18:41:33,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 18:41:45,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6888 backedges. 0 proven. 6888 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:41:45,792 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 18:41:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 6888 backedges. 5724 proven. 1164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:41:49,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1099224056] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 18:41:49,254 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 18:41:49,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [90, 197, 90] total 326 [2025-01-23 18:41:49,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691832879] [2025-01-23 18:41:49,255 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 18:41:49,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 327 states [2025-01-23 18:41:49,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:41:49,260 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 327 interpolants. [2025-01-23 18:41:49,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14655, Invalid=91947, Unknown=0, NotChecked=0, Total=106602 [2025-01-23 18:41:49,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:41:49,266 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:41:49,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 327 states, 327 states have (on average 1.966360856269113) internal successors, (643), 326 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 18:41:49,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:41:49,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:41:49,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:41:49,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:41:49,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:41:49,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:41:49,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2025-01-23 18:41:49,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 146 states. [2025-01-23 18:41:49,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2025-01-23 18:41:49,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:42:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:42:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:42:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:42:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:42:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:42:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:42:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-01-23 18:42:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2025-01-23 18:42:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 18:42:13,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 344 states. [2025-01-23 18:42:13,520 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-01-23 18:42:13,717 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 [2025-01-23 18:42:13,717 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:42:13,717 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:42:13,717 INFO L139 ounterexampleChecker]: Examining path program with hash 1330072171, occurence #8 [2025-01-23 18:42:13,718 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 18:42:13,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 18:42:13,718 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:42:13,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 18:42:13,718 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:42:13,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 361 [2025-01-23 18:42:13,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 363 [2025-01-23 18:42:13,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 365 [2025-01-23 18:42:13,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 367 [2025-01-23 18:42:13,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 369 [2025-01-23 18:42:13,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 371 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 373 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 375 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 377 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 379 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 381 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 383 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 385 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 387 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 389 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 391 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,719 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 393 [2025-01-23 18:42:13,719 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 395 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 397 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 399 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 401 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 403 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 405 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 407 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 409 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 411 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 413 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 415 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 417 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 419 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 421 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 423 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 425 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 427 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 429 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 431 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 433 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 435 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 437 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 439 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 441 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 443 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,720 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 445 [2025-01-23 18:42:13,720 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 447 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 449 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 451 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 453 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 455 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 457 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 459 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 461 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 463 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 465 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 467 [2025-01-23 18:42:13,721 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:42:13,721 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 469 [2025-01-23 18:42:13,721 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:42:13,721 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 18:42:13,721 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:42:13,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:42:13,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1470912986, now seen corresponding path program 9 times [2025-01-23 18:42:13,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:42:13,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689911048] [2025-01-23 18:42:13,722 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 18:42:13,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:42:13,739 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 473 statements into 89 equivalence classes. [2025-01-23 18:42:14,187 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 89 check-sat command(s) and asserted 473 of 473 statements. [2025-01-23 18:42:14,187 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 89 check-sat command(s) [2025-01-23 18:42:14,188 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:42:30,013 INFO L134 CoverageAnalysis]: Checked inductivity of 18350 backedges. 15312 proven. 3038 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:42:30,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:42:30,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689911048] [2025-01-23 18:42:30,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689911048] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:42:30,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1356845333] [2025-01-23 18:42:30,013 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-23 18:42:30,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:42:30,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:42:30,015 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:42:30,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-01-23 18:42:30,105 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 473 statements into 89 equivalence classes. [2025-01-23 18:42:30,490 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 89 check-sat command(s) and asserted 473 of 473 statements. [2025-01-23 18:42:30,490 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 89 check-sat command(s) [2025-01-23 18:42:30,490 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:42:30,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 1822 conjuncts, 320 conjuncts are in the unsatisfiable core [2025-01-23 18:42:30,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 18:43:04,291 INFO L134 CoverageAnalysis]: Checked inductivity of 18350 backedges. 0 proven. 18350 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:43:04,291 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 18:43:13,591 INFO L134 CoverageAnalysis]: Checked inductivity of 18350 backedges. 15312 proven. 3038 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:43:13,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1356845333] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 18:43:13,592 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 18:43:13,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [145, 320, 145] total 530 [2025-01-23 18:43:13,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993533069] [2025-01-23 18:43:13,592 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 18:43:13,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 531 states [2025-01-23 18:43:13,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:43:13,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 531 interpolants. [2025-01-23 18:43:13,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38005, Invalid=243425, Unknown=0, NotChecked=0, Total=281430 [2025-01-23 18:43:13,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:43:13,609 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:43:13,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 531 states, 531 states have (on average 1.9397363465160076) internal successors, (1030), 530 states have internal predecessors, (1030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 146 states. [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 344 states. [2025-01-23 18:43:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:44:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:44:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:44:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:44:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:44:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:44:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:44:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-01-23 18:44:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2025-01-23 18:44:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 18:44:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2025-01-23 18:44:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 556 states. [2025-01-23 18:44:24,985 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-01-23 18:44:25,180 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 [2025-01-23 18:44:25,180 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:44:25,180 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:44:25,181 INFO L139 ounterexampleChecker]: Examining path program with hash 1330072171, occurence #9 [2025-01-23 18:44:25,181 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 18:44:25,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 18:44:25,181 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:44:25,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 18:44:25,181 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:44:25,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 581 [2025-01-23 18:44:25,181 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,181 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 583 [2025-01-23 18:44:25,182 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 585 [2025-01-23 18:44:25,182 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 587 [2025-01-23 18:44:25,182 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 589 [2025-01-23 18:44:25,182 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 591 [2025-01-23 18:44:25,182 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 593 [2025-01-23 18:44:25,182 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 595 [2025-01-23 18:44:25,182 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 597 [2025-01-23 18:44:25,182 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 599 [2025-01-23 18:44:25,182 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,182 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 601 [2025-01-23 18:44:25,182 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 603 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 605 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 607 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 609 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 611 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 613 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 615 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 617 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 619 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 621 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 623 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 625 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 627 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 629 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 631 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 633 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 635 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 637 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 639 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 641 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 643 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 645 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 647 [2025-01-23 18:44:25,183 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,183 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 649 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 651 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 653 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 655 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 657 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 659 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 661 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 663 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 665 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 667 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 669 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 671 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 673 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 675 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,184 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 677 [2025-01-23 18:44:25,184 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 679 [2025-01-23 18:44:25,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 681 [2025-01-23 18:44:25,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 683 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 685 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 687 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 689 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 691 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 693 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 695 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 697 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 699 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 701 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 703 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 705 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 707 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 709 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 711 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 713 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 715 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 717 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 719 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 721 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 723 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 725 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 727 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 729 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 731 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 733 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 735 [2025-01-23 18:44:25,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,190 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 737 [2025-01-23 18:44:25,190 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,190 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 739 [2025-01-23 18:44:25,190 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,190 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 741 [2025-01-23 18:44:25,190 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,190 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 743 [2025-01-23 18:44:25,190 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,190 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 745 [2025-01-23 18:44:25,190 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,190 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 747 [2025-01-23 18:44:25,190 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,190 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 749 [2025-01-23 18:44:25,190 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,191 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 751 [2025-01-23 18:44:25,191 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,191 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 753 [2025-01-23 18:44:25,191 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,191 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 755 [2025-01-23 18:44:25,191 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:44:25,191 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 757 [2025-01-23 18:44:25,191 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:44:25,191 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 18:44:25,191 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:44:25,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:44:25,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1075512537, now seen corresponding path program 10 times [2025-01-23 18:44:25,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:44:25,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128071156] [2025-01-23 18:44:25,192 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 18:44:25,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:44:25,217 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 761 statements into 2 equivalence classes. [2025-01-23 18:44:25,796 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 761 of 761 statements. [2025-01-23 18:44:25,797 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 18:44:25,797 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:45:19,269 INFO L134 CoverageAnalysis]: Checked inductivity of 48554 backedges. 40612 proven. 7942 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:45:19,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:45:19,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128071156] [2025-01-23 18:45:19,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128071156] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:45:19,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150125795] [2025-01-23 18:45:19,273 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-23 18:45:19,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:45:19,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:45:19,275 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:45:19,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2025-01-23 18:45:19,377 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 761 statements into 2 equivalence classes. [2025-01-23 18:45:19,685 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 761 of 761 statements. [2025-01-23 18:45:19,685 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-23 18:45:19,685 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:45:19,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 2906 conjuncts, 519 conjuncts are in the unsatisfiable core [2025-01-23 18:45:19,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-23 18:46:42,917 INFO L134 CoverageAnalysis]: Checked inductivity of 48554 backedges. 0 proven. 48554 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:46:42,917 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-23 18:47:09,227 INFO L134 CoverageAnalysis]: Checked inductivity of 48554 backedges. 40612 proven. 7942 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:47:09,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150125795] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-23 18:47:09,227 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-23 18:47:09,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [234, 519, 234] total 860 [2025-01-23 18:47:09,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867783355] [2025-01-23 18:47:09,228 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-23 18:47:09,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 861 states [2025-01-23 18:47:09,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-23 18:47:09,243 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 861 interpolants. [2025-01-23 18:47:09,274 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=98868, Invalid=641592, Unknown=0, NotChecked=0, Total=740460 [2025-01-23 18:47:09,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:47:09,274 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-01-23 18:47:09,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 861 states, 861 states have (on average 1.9233449477351916) internal successors, (1656), 860 states have internal predecessors, (1656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 146 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 384 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 556 states. [2025-01-23 18:47:09,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-01-23 18:51:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-23 18:51:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-23 18:51:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-23 18:51:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-01-23 18:51:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-01-23 18:51:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-01-23 18:51:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-01-23 18:51:19,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2025-01-23 18:51:19,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-01-23 18:51:19,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2025-01-23 18:51:19,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 622 states. [2025-01-23 18:51:19,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 899 states. [2025-01-23 18:51:19,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-01-23 18:51:19,691 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 [2025-01-23 18:51:19,691 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-01-23 18:51:19,691 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-01-23 18:51:19,692 INFO L139 ounterexampleChecker]: Examining path program with hash 1330072171, occurence #10 [2025-01-23 18:51:19,692 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-01-23 18:51:19,692 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-01-23 18:51:19,692 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:51:19,692 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-01-23 18:51:19,692 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:51:19,692 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 937 [2025-01-23 18:51:19,692 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,692 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 939 [2025-01-23 18:51:19,692 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,693 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 941 [2025-01-23 18:51:19,693 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,693 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 943 [2025-01-23 18:51:19,693 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,693 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 945 [2025-01-23 18:51:19,693 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,693 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 947 [2025-01-23 18:51:19,693 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,693 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 949 [2025-01-23 18:51:19,693 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,693 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 951 [2025-01-23 18:51:19,693 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,693 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 953 [2025-01-23 18:51:19,694 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,694 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 955 [2025-01-23 18:51:19,694 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,694 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 957 [2025-01-23 18:51:19,694 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,694 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 959 [2025-01-23 18:51:19,694 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,694 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 961 [2025-01-23 18:51:19,694 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,694 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 963 [2025-01-23 18:51:19,694 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,694 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 965 [2025-01-23 18:51:19,694 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,694 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 967 [2025-01-23 18:51:19,694 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,694 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 969 [2025-01-23 18:51:19,694 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 971 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 973 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 975 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 977 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 979 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 981 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 983 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 985 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 987 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 989 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,695 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 991 [2025-01-23 18:51:19,695 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 993 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 995 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 997 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 999 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1001 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1003 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1005 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1007 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1009 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1011 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1013 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1015 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1017 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1019 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1021 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1023 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1025 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1027 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1029 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1031 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1033 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1035 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1037 [2025-01-23 18:51:19,696 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,696 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1039 [2025-01-23 18:51:19,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1041 [2025-01-23 18:51:19,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1043 [2025-01-23 18:51:19,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1045 [2025-01-23 18:51:19,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1047 [2025-01-23 18:51:19,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1049 [2025-01-23 18:51:19,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1051 [2025-01-23 18:51:19,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1053 [2025-01-23 18:51:19,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1055 [2025-01-23 18:51:19,697 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,697 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1057 [2025-01-23 18:51:19,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1059 [2025-01-23 18:51:19,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1061 [2025-01-23 18:51:19,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1063 [2025-01-23 18:51:19,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1065 [2025-01-23 18:51:19,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1067 [2025-01-23 18:51:19,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,698 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1069 [2025-01-23 18:51:19,698 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1071 [2025-01-23 18:51:19,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1073 [2025-01-23 18:51:19,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1075 [2025-01-23 18:51:19,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1077 [2025-01-23 18:51:19,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1079 [2025-01-23 18:51:19,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1081 [2025-01-23 18:51:19,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1083 [2025-01-23 18:51:19,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1085 [2025-01-23 18:51:19,699 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,699 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1087 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1089 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1091 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1093 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1095 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1097 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1099 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1101 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1103 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1105 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1107 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1109 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1111 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1113 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1115 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1117 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1119 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1121 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1123 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,700 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1125 [2025-01-23 18:51:19,700 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1127 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1129 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1131 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1133 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1135 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1137 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1139 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1141 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1143 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1145 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1147 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1149 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1151 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1153 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1155 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1157 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1159 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1161 [2025-01-23 18:51:19,701 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,701 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1163 [2025-01-23 18:51:19,702 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,702 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1165 [2025-01-23 18:51:19,703 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,703 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1167 [2025-01-23 18:51:19,703 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,703 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1169 [2025-01-23 18:51:19,703 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,703 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1171 [2025-01-23 18:51:19,703 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,703 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1173 [2025-01-23 18:51:19,703 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,703 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1175 [2025-01-23 18:51:19,703 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,703 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1177 [2025-01-23 18:51:19,703 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,703 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1179 [2025-01-23 18:51:19,703 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,703 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1181 [2025-01-23 18:51:19,703 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,703 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1183 [2025-01-23 18:51:19,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1185 [2025-01-23 18:51:19,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1187 [2025-01-23 18:51:19,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1189 [2025-01-23 18:51:19,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1191 [2025-01-23 18:51:19,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1193 [2025-01-23 18:51:19,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1195 [2025-01-23 18:51:19,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1197 [2025-01-23 18:51:19,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1199 [2025-01-23 18:51:19,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1201 [2025-01-23 18:51:19,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1203 [2025-01-23 18:51:19,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1205 [2025-01-23 18:51:19,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1207 [2025-01-23 18:51:19,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1209 [2025-01-23 18:51:19,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1211 [2025-01-23 18:51:19,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1213 [2025-01-23 18:51:19,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1215 [2025-01-23 18:51:19,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1217 [2025-01-23 18:51:19,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1219 [2025-01-23 18:51:19,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1221 [2025-01-23 18:51:19,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-01-23 18:51:19,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1223 [2025-01-23 18:51:19,705 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-01-23 18:51:19,705 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-01-23 18:51:19,705 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-01-23 18:51:19,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-23 18:51:19,706 INFO L85 PathProgramCache]: Analyzing trace with hash -384340079, now seen corresponding path program 11 times [2025-01-23 18:51:19,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-23 18:51:19,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836891778] [2025-01-23 18:51:19,706 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 18:51:19,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-23 18:51:19,738 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 1227 statements into 233 equivalence classes. [2025-01-23 18:51:21,880 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 233 check-sat command(s) and asserted 1227 of 1227 statements. [2025-01-23 18:51:21,880 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 233 check-sat command(s) [2025-01-23 18:51:21,880 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:54:20,932 INFO L134 CoverageAnalysis]: Checked inductivity of 127954 backedges. 107184 proven. 20770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-23 18:54:20,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-23 18:54:20,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836891778] [2025-01-23 18:54:20,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836891778] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-23 18:54:20,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82019289] [2025-01-23 18:54:20,933 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-23 18:54:20,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-23 18:54:20,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-23 18:54:20,935 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-23 18:54:20,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2025-01-23 18:54:21,094 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 1227 statements into 233 equivalence classes. [2025-01-23 18:54:23,012 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 233 check-sat command(s) and asserted 1227 of 1227 statements. [2025-01-23 18:54:23,013 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 233 check-sat command(s) [2025-01-23 18:54:23,013 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-23 18:54:23,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 4660 conjuncts, 841 conjuncts are in the unsatisfiable core [2025-01-23 18:54:23,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... Killed by 15