./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c --full-output --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1c4755c5 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.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 462fb42b593b74362524fb8209dde3f76380a79de0c48b612eb75bd0eda8df1c --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.3.0-dev-1c4755c-m [2024-12-17 21:16:57,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-17 21:16:57,275 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-12-17 21:16:57,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-17 21:16:57,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-17 21:16:57,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-17 21:16:57,312 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-17 21:16:57,312 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-17 21:16:57,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-17 21:16:57,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-17 21:16:57,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-17 21:16:57,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-17 21:16:57,314 INFO L153 SettingsManager]: * Use SBE=true [2024-12-17 21:16:57,314 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-17 21:16:57,314 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-17 21:16:57,315 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-17 21:16:57,315 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-17 21:16:57,315 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-17 21:16:57,316 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-17 21:16:57,316 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-17 21:16:57,316 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-17 21:16:57,316 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-17 21:16:57,316 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-17 21:16:57,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-17 21:16:57,316 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-17 21:16:57,316 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-17 21:16:57,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-17 21:16:57,317 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-17 21:16:57,317 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-17 21:16:57,317 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-17 21:16:57,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 21:16:57,317 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-17 21:16:57,317 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-17 21:16:57,317 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-17 21:16:57,317 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2024-12-17 21:16:57,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-17 21:16:57,318 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-17 21:16:57,318 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-12-17 21:16:57,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-17 21:16:57,318 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-17 21:16:57,318 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-12-17 21:16:57,318 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-12-17 21:16:57,318 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-12-17 21:16:57,318 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 -> 462fb42b593b74362524fb8209dde3f76380a79de0c48b612eb75bd0eda8df1c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-12-17 21:16:57,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-17 21:16:57,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-17 21:16:57,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-17 21:16:57,583 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-17 21:16:57,583 INFO L274 PluginConnector]: CDTParser initialized [2024-12-17 21:16:57,584 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-12-17 21:16:58,822 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/70c8d2401/e77d545cfb20424c9af0259413140a1e/FLAG02bec009a [2024-12-17 21:16:59,054 INFO L384 CDTParser]: Found 1 translation units. [2024-12-17 21:16:59,055 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-12-17 21:16:59,065 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/70c8d2401/e77d545cfb20424c9af0259413140a1e/FLAG02bec009a [2024-12-17 21:16:59,109 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/70c8d2401/e77d545cfb20424c9af0259413140a1e [2024-12-17 21:16:59,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-17 21:16:59,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-17 21:16:59,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-17 21:16:59,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-17 21:16:59,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-17 21:16:59,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@604e4b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59, skipping insertion in model container [2024-12-17 21:16:59,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,141 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-17 21:16:59,320 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/parallel-parallel-sum-1-dsl.wvr.c[4450,4463] [2024-12-17 21:16:59,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 21:16:59,337 INFO L200 MainTranslator]: Completed pre-run [2024-12-17 21:16:59,355 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/parallel-parallel-sum-1-dsl.wvr.c[4450,4463] [2024-12-17 21:16:59,358 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 21:16:59,371 INFO L204 MainTranslator]: Completed translation [2024-12-17 21:16:59,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59 WrapperNode [2024-12-17 21:16:59,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-17 21:16:59,372 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-17 21:16:59,372 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-17 21:16:59,372 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-17 21:16:59,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,382 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,412 INFO L138 Inliner]: procedures = 28, calls = 65, calls flagged for inlining = 21, calls inlined = 27, statements flattened = 292 [2024-12-17 21:16:59,413 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-17 21:16:59,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-17 21:16:59,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-17 21:16:59,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-17 21:16:59,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,429 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,430 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,435 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,436 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,439 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-17 21:16:59,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-17 21:16:59,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-17 21:16:59,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-17 21:16:59,441 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (1/1) ... [2024-12-17 21:16:59,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 21:16:59,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:16:59,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-12-17 21:16:59,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-12-17 21:16:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-17 21:16:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-17 21:16:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-17 21:16:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-17 21:16:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-17 21:16:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-17 21:16:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-17 21:16:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-17 21:16:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-17 21:16:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-17 21:16:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-17 21:16:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-17 21:16:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-12-17 21:16:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-12-17 21:16:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-12-17 21:16:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-12-17 21:16:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-17 21:16:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-17 21:16:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-17 21:16:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-17 21:16:59,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-17 21:16:59,491 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-17 21:16:59,612 INFO L234 CfgBuilder]: Building ICFG [2024-12-17 21:16:59,613 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-17 21:17:00,073 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-17 21:17:00,074 INFO L283 CfgBuilder]: Performing block encoding [2024-12-17 21:17:00,435 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-17 21:17:00,435 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-17 21:17:00,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 09:17:00 BoogieIcfgContainer [2024-12-17 21:17:00,436 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-17 21:17:00,438 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-17 21:17:00,438 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-17 21:17:00,443 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-17 21:17:00,443 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 09:16:59" (1/3) ... [2024-12-17 21:17:00,444 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a391738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 09:17:00, skipping insertion in model container [2024-12-17 21:17:00,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 09:16:59" (2/3) ... [2024-12-17 21:17:00,445 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a391738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 09:17:00, skipping insertion in model container [2024-12-17 21:17:00,445 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 09:17:00" (3/3) ... [2024-12-17 21:17:00,447 INFO L128 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2024-12-17 21:17:00,462 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-17 21:17:00,464 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG parallel-parallel-sum-1-dsl.wvr.c that has 7 procedures, 66 locations, 1 initial locations, 5 loop locations, and 1 error locations. [2024-12-17 21:17:00,465 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-17 21:17:00,556 INFO L143 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-12-17 21:17:00,603 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 21:17:00,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-12-17 21:17:00,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:17:00,608 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-12-17 21:17:00,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-12-17 21:17:00,702 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 21:17:00,716 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork0 ======== [2024-12-17 21:17:00,723 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;@2781b066, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 21:17:00,725 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-12-17 21:17:02,109 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork0Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-12-17 21:17:02,110 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork0Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-12-17 21:17:02,117 INFO L422 BasicCegarLoop]: Path program histogram: [] [2024-12-17 21:17:02,119 INFO L319 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork0 was SAFE,SAFE (1/3) [2024-12-17 21:17:02,123 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 21:17:02,124 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 21:17:02,124 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-12-17 21:17:02,124 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;@2781b066, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 21:17:02,124 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-12-17 21:17:02,163 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:02,163 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:02,163 INFO L139 ounterexampleChecker]: Examining path program with hash 1600052680, occurence #1 [2024-12-17 21:17:02,163 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:17:02,163 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:02,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:02,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1270390664, now seen corresponding path program 1 times [2024-12-17 21:17:02,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:02,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247620952] [2024-12-17 21:17:02,176 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:02,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:02,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:02,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:02,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247620952] [2024-12-17 21:17:02,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247620952] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 21:17:02,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 21:17:02,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-17 21:17:02,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726827996] [2024-12-17 21:17:02,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 21:17:02,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-17 21:17:02,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:02,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-17 21:17:02,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-17 21:17:02,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:02,401 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:02,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:02,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:03,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:03,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-17 21:17:03,402 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:03,402 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:03,402 INFO L139 ounterexampleChecker]: Examining path program with hash -180346187, occurence #1 [2024-12-17 21:17:03,402 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:17:03,402 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:03,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:03,403 INFO L85 PathProgramCache]: Analyzing trace with hash -885745993, now seen corresponding path program 1 times [2024-12-17 21:17:03,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:03,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580953050] [2024-12-17 21:17:03,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:03,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:03,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:03,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:03,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580953050] [2024-12-17 21:17:03,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580953050] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 21:17:03,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 21:17:03,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 21:17:03,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715746104] [2024-12-17 21:17:03,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 21:17:03,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 21:17:03,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:03,967 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 21:17:03,967 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 21:17:03,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:03,970 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:03,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:03,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:03,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:04,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:04,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:04,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-17 21:17:04,350 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:04,350 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:04,350 INFO L139 ounterexampleChecker]: Examining path program with hash -558510486, occurence #1 [2024-12-17 21:17:04,351 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:17:04,351 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:04,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:04,352 INFO L85 PathProgramCache]: Analyzing trace with hash -388202200, now seen corresponding path program 2 times [2024-12-17 21:17:04,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:04,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657114886] [2024-12-17 21:17:04,352 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 21:17:04,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:04,441 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-17 21:17:04,441 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:04,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:04,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:04,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657114886] [2024-12-17 21:17:04,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657114886] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 21:17:04,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 21:17:04,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-17 21:17:04,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743592986] [2024-12-17 21:17:04,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 21:17:04,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-17 21:17:04,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:04,725 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-17 21:17:04,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-17 21:17:04,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:04,726 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:04,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:04,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:05,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:05,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:05,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:05,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-17 21:17:05,007 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:05,007 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:05,008 INFO L139 ounterexampleChecker]: Examining path program with hash -558510486, occurence #2 [2024-12-17 21:17:05,008 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:17:05,008 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:17:05,011 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:05,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-12-17 21:17:05,031 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:05,031 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 21:17:05,032 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:05,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-12-17 21:17:05,032 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:05,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-12-17 21:17:05,032 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:05,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 21:17:05,032 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:05,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 21:17:05,032 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:05,032 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-12-17 21:17:05,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:05,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1712494026, now seen corresponding path program 1 times [2024-12-17 21:17:05,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:05,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335377854] [2024-12-17 21:17:05,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:05,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:05,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:05,252 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:05,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335377854] [2024-12-17 21:17:05,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335377854] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:05,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [851987247] [2024-12-17 21:17:05,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:05,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:05,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 21:17:05,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:05,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:05,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [851987247] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:05,411 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:05,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-12-17 21:17:05,412 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:05,412 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 21:17:05,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:05,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1402524594, now seen corresponding path program 1 times [2024-12-17 21:17:05,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:05,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188018282] [2024-12-17 21:17:05,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:05,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:05,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:05,623 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:05,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188018282] [2024-12-17 21:17:05,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188018282] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:05,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [907038] [2024-12-17 21:17:05,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:05,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:05,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 21:17:05,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:05,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:05,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [907038] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:05,790 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:05,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-12-17 21:17:05,791 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:05,791 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-12-17 21:17:05,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:05,815 INFO L85 PathProgramCache]: Analyzing trace with hash -419739119, now seen corresponding path program 1 times [2024-12-17 21:17:05,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:05,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613966482] [2024-12-17 21:17:05,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:05,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:06,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:06,008 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:06,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613966482] [2024-12-17 21:17:06,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613966482] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:06,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [318431353] [2024-12-17 21:17:06,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:06,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:06,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 21:17:06,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:06,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [318431353] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:06,161 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:06,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-12-17 21:17:06,161 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:06,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-12-17 21:17:06,161 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:06,161 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-12-17 21:17:06,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:06,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1997666354, now seen corresponding path program 1 times [2024-12-17 21:17:06,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:06,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118602331] [2024-12-17 21:17:06,196 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:06,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:06,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:06,402 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:06,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118602331] [2024-12-17 21:17:06,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118602331] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:06,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [194768364] [2024-12-17 21:17:06,402 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:06,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:06,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 21:17:06,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:06,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:06,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [194768364] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:06,581 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:06,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-12-17 21:17:06,582 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:06,582 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-12-17 21:17:06,582 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:06,582 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-12-17 21:17:06,582 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:06,582 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2024-12-17 21:17:06,582 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:06,583 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-12-17 21:17:06,583 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:06,583 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-12-17 21:17:06,583 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:06,583 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-12-17 21:17:06,583 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:06,583 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:17:06,583 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:06,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:06,584 INFO L85 PathProgramCache]: Analyzing trace with hash -720597434, now seen corresponding path program 1 times [2024-12-17 21:17:06,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:06,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430081636] [2024-12-17 21:17:06,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:06,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:06,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:06,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:06,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430081636] [2024-12-17 21:17:06,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430081636] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:06,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2144419345] [2024-12-17 21:17:06,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:06,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:17:06,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:17:06,858 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:17:06,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-17 21:17:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:07,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 21:17:07,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:07,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:07,137 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:17:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:07,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2144419345] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:17:07,222 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:17:07,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-12-17 21:17:07,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905792209] [2024-12-17 21:17:07,223 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:17:07,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-17 21:17:07,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:07,224 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-17 21:17:07,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2024-12-17 21:17:07,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:07,225 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:07,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.833333333333334) internal successors, (118), 11 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:07,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:07,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:07,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:07,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:07,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:07,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:07,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:07,650 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 [2024-12-17 21:17:07,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable9 [2024-12-17 21:17:07,842 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:07,842 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:07,843 INFO L139 ounterexampleChecker]: Examining path program with hash -558510486, occurence #3 [2024-12-17 21:17:07,843 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:17:07,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:17:07,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:07,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-12-17 21:17:07,843 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:07,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-12-17 21:17:07,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:07,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-12-17 21:17:07,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:07,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-12-17 21:17:07,843 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:07,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 21:17:07,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:07,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 21:17:07,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:07,844 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-12-17 21:17:07,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:07,872 INFO L85 PathProgramCache]: Analyzing trace with hash -401250456, now seen corresponding path program 1 times [2024-12-17 21:17:07,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:07,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74290798] [2024-12-17 21:17:07,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:07,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:08,154 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:08,154 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:08,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74290798] [2024-12-17 21:17:08,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74290798] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:08,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [717121148] [2024-12-17 21:17:08,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:08,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:08,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-17 21:17:08,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:08,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:08,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [717121148] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:08,484 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:08,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 21 [2024-12-17 21:17:08,485 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:08,485 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 21:17:08,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:08,504 INFO L85 PathProgramCache]: Analyzing trace with hash 2112842368, now seen corresponding path program 1 times [2024-12-17 21:17:08,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:08,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963656169] [2024-12-17 21:17:08,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:08,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:08,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:08,805 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:08,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963656169] [2024-12-17 21:17:08,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963656169] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:08,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [975842970] [2024-12-17 21:17:08,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:08,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:08,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-17 21:17:08,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:09,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:09,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [975842970] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:09,200 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:09,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 23 [2024-12-17 21:17:09,200 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:09,200 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-12-17 21:17:09,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:09,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1076857923, now seen corresponding path program 1 times [2024-12-17 21:17:09,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:09,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374775806] [2024-12-17 21:17:09,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:09,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:09,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:09,635 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:09,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374775806] [2024-12-17 21:17:09,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374775806] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:09,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1211750605] [2024-12-17 21:17:09,636 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:09,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:09,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-17 21:17:09,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:10,227 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:10,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1211750605] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:10,228 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:10,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 31 [2024-12-17 21:17:10,228 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:10,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-12-17 21:17:10,229 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:10,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 21:17:10,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:10,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1920020196, now seen corresponding path program 1 times [2024-12-17 21:17:10,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:10,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005458487] [2024-12-17 21:17:10,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:10,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:10,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:10,830 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:10,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005458487] [2024-12-17 21:17:10,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005458487] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:10,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [730066549] [2024-12-17 21:17:10,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:10,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:10,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-17 21:17:10,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:11,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:11,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [730066549] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:11,532 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:11,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18] total 37 [2024-12-17 21:17:11,532 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:11,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-12-17 21:17:11,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:11,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-12-17 21:17:11,532 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:11,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-12-17 21:17:11,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:11,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-12-17 21:17:11,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:11,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2024-12-17 21:17:11,532 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:11,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-12-17 21:17:11,532 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:11,532 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:17:11,532 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:11,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:11,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1860052200, now seen corresponding path program 2 times [2024-12-17 21:17:11,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:11,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762385086] [2024-12-17 21:17:11,533 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 21:17:11,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:11,565 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-17 21:17:11,565 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 21:17:11,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:11,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762385086] [2024-12-17 21:17:11,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762385086] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 21:17:11,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 21:17:11,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-17 21:17:11,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567323398] [2024-12-17 21:17:11,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 21:17:11,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-17 21:17:11,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:11,937 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-17 21:17:11,938 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-12-17 21:17:11,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:11,938 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:11,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:11,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:11,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:11,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:11,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:11,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:12,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:12,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-12-17 21:17:12,469 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:12,470 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:12,470 INFO L139 ounterexampleChecker]: Examining path program with hash -1107174539, occurence #1 [2024-12-17 21:17:12,470 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:17:12,470 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:12,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:12,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1980980698, now seen corresponding path program 3 times [2024-12-17 21:17:12,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:12,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875441862] [2024-12-17 21:17:12,470 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 21:17:12,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:12,867 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-12-17 21:17:12,867 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 72 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:14,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:14,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875441862] [2024-12-17 21:17:14,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875441862] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:14,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026537330] [2024-12-17 21:17:14,866 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 21:17:14,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:17:14,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:17:14,869 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:17:14,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-17 21:17:15,093 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-12-17 21:17:15,093 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:15,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-17 21:17:15,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 117 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:15,986 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:17:16,707 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 117 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:16,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026537330] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:17:16,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:17:16,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 19, 19] total 75 [2024-12-17 21:17:16,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218366701] [2024-12-17 21:17:16,708 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:17:16,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2024-12-17 21:17:16,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:16,711 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2024-12-17 21:17:16,714 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1130, Invalid=4570, Unknown=0, NotChecked=0, Total=5700 [2024-12-17 21:17:16,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:16,714 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:16,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 6.184210526315789) internal successors, (470), 75 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:16,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:16,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:16,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:16,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:16,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:16,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:17,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:17,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:17,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:17,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-17 21:17:17,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:17:17,617 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:17,617 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:17,617 INFO L139 ounterexampleChecker]: Examining path program with hash -1107174539, occurence #2 [2024-12-17 21:17:17,617 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:17:17,617 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:17:17,617 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:17,618 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-12-17 21:17:17,618 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:17,618 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-12-17 21:17:17,618 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:17,618 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-12-17 21:17:17,618 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:17,618 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 21:17:17,618 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:17,618 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 21:17:17,618 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:17,618 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-12-17 21:17:17,618 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:17,618 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-12-17 21:17:17,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:17,636 INFO L85 PathProgramCache]: Analyzing trace with hash 854060805, now seen corresponding path program 1 times [2024-12-17 21:17:17,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:17,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803126923] [2024-12-17 21:17:17,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:17,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:17:17,679 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:17:17,679 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:17:17,679 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-12-17 21:17:17,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:17,694 INFO L85 PathProgramCache]: Analyzing trace with hash -304757680, now seen corresponding path program 1 times [2024-12-17 21:17:17,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:17,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658618375] [2024-12-17 21:17:17,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:17,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:18,450 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 12 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:18,451 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:18,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658618375] [2024-12-17 21:17:18,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658618375] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:18,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [328751164] [2024-12-17 21:17:18,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:18,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:18,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-17 21:17:18,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:19,334 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 30 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:19,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [328751164] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:19,334 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:19,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 47 [2024-12-17 21:17:19,334 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:19,335 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2024-12-17 21:17:19,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:19,351 INFO L85 PathProgramCache]: Analyzing trace with hash 40977117, now seen corresponding path program 1 times [2024-12-17 21:17:19,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:19,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425544410] [2024-12-17 21:17:19,351 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:19,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:20,736 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 72 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:20,736 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:20,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425544410] [2024-12-17 21:17:20,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425544410] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:20,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2077489943] [2024-12-17 21:17:20,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:20,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:20,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-17 21:17:20,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 109 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:22,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2077489943] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:22,388 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:22,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 71 [2024-12-17 21:17:22,389 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:22,389 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-12-17 21:17:22,389 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:22,389 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 156 [2024-12-17 21:17:22,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:22,424 INFO L85 PathProgramCache]: Analyzing trace with hash 410454270, now seen corresponding path program 1 times [2024-12-17 21:17:22,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:22,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936324551] [2024-12-17 21:17:22,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:22,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:24,025 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 72 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:24,026 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:24,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936324551] [2024-12-17 21:17:24,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936324551] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:24,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1045945527] [2024-12-17 21:17:24,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:24,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:24,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-17 21:17:24,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:25,772 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 117 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:25,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1045945527] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:25,772 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:25,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 38] total 77 [2024-12-17 21:17:25,773 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:25,773 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2024-12-17 21:17:25,773 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:25,773 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2024-12-17 21:17:25,773 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:25,773 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 170 [2024-12-17 21:17:25,773 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:25,773 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-12-17 21:17:25,773 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:25,773 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-12-17 21:17:25,773 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:25,773 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 180 [2024-12-17 21:17:25,773 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:25,773 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:17:25,773 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:25,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:25,773 INFO L85 PathProgramCache]: Analyzing trace with hash 262281638, now seen corresponding path program 4 times [2024-12-17 21:17:25,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:25,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186422593] [2024-12-17 21:17:25,774 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 21:17:25,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:25,797 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 21:17:25,798 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:26,277 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 19 proven. 67 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-12-17 21:17:26,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:26,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186422593] [2024-12-17 21:17:26,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186422593] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:26,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983075864] [2024-12-17 21:17:26,278 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 21:17:26,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:17:26,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:17:26,280 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:17:26,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-17 21:17:26,457 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 21:17:26,457 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:26,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-17 21:17:26,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:27,091 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-17 21:17:27,091 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:17:27,338 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 19 proven. 68 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-12-17 21:17:27,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1983075864] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:17:27,339 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:17:27,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 34, 8] total 43 [2024-12-17 21:17:27,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922769669] [2024-12-17 21:17:27,339 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:17:27,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-12-17 21:17:27,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:27,341 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-12-17 21:17:27,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=1494, Unknown=0, NotChecked=0, Total=1806 [2024-12-17 21:17:27,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:27,343 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:27,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 6.627906976744186) internal successors, (285), 43 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:27,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:27,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:29,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:29,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:29,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:29,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:29,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:29,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:29,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:29,020 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-17 21:17:29,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-12-17 21:17:29,213 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:29,213 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:29,213 INFO L139 ounterexampleChecker]: Examining path program with hash -1254825955, occurence #1 [2024-12-17 21:17:29,213 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:17:29,213 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:29,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:29,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1859763528, now seen corresponding path program 5 times [2024-12-17 21:17:29,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:29,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005695903] [2024-12-17 21:17:29,214 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 21:17:29,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:29,347 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-12-17 21:17:29,348 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:30,324 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 397 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:30,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:30,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005695903] [2024-12-17 21:17:30,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005695903] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:30,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474674775] [2024-12-17 21:17:30,325 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 21:17:30,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:17:30,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:17:30,327 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:17:30,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-17 21:17:30,685 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-12-17 21:17:30,685 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:30,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-17 21:17:30,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 397 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:31,505 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:17:32,267 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 397 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:32,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474674775] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:17:32,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:17:32,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 29, 29] total 83 [2024-12-17 21:17:32,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392676736] [2024-12-17 21:17:32,268 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:17:32,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2024-12-17 21:17:32,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:32,271 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2024-12-17 21:17:32,273 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1485, Invalid=5487, Unknown=0, NotChecked=0, Total=6972 [2024-12-17 21:17:32,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:32,273 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:32,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 6.880952380952381) internal successors, (578), 83 states have internal predecessors, (578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:32,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:32,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:32,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:32,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-17 21:17:33,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:17:33,075 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:33,075 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:33,075 INFO L139 ounterexampleChecker]: Examining path program with hash -1254825955, occurence #2 [2024-12-17 21:17:33,075 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:17:33,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:17:33,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:33,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 21:17:33,075 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:33,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 21:17:33,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:33,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-12-17 21:17:33,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:33,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 21:17:33,075 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:33,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-12-17 21:17:33,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:33,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 21:17:33,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:33,076 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2024-12-17 21:17:33,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:33,085 INFO L85 PathProgramCache]: Analyzing trace with hash 176555976, now seen corresponding path program 1 times [2024-12-17 21:17:33,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:33,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971887191] [2024-12-17 21:17:33,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:33,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:17:33,195 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:17:33,195 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:17:33,195 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 142 [2024-12-17 21:17:33,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:33,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1926347807, now seen corresponding path program 1 times [2024-12-17 21:17:33,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:33,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177449646] [2024-12-17 21:17:33,209 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:33,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:34,160 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 128 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:34,160 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:17:34,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177449646] [2024-12-17 21:17:34,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177449646] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:34,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1576431153] [2024-12-17 21:17:34,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:34,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:34,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-17 21:17:34,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:35,051 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 140 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:35,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1576431153] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:35,051 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:17:35,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 59 [2024-12-17 21:17:35,051 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:17:35,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2024-12-17 21:17:35,051 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:35,051 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2024-12-17 21:17:35,052 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:35,052 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 216 [2024-12-17 21:17:35,052 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:35,052 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2024-12-17 21:17:35,052 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:35,052 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2024-12-17 21:17:35,052 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:35,052 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 226 [2024-12-17 21:17:35,052 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:35,052 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2024-12-17 21:17:35,052 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:35,052 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:17:35,052 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:35,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:35,052 INFO L85 PathProgramCache]: Analyzing trace with hash 653421640, now seen corresponding path program 6 times [2024-12-17 21:17:35,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:35,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272578484] [2024-12-17 21:17:35,053 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 21:17:35,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:35,430 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2024-12-17 21:17:35,431 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:38,368 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 307 proven. 195 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:38,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:38,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272578484] [2024-12-17 21:17:38,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272578484] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:38,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1713854150] [2024-12-17 21:17:38,369 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 21:17:38,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:17:38,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:17:38,370 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:17:38,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-17 21:17:38,820 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2024-12-17 21:17:38,820 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:38,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 1070 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-17 21:17:38,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:40,189 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 397 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:40,189 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:17:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 397 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:41,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1713854150] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:17:41,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:17:41,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 37, 37] total 131 [2024-12-17 21:17:41,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422367865] [2024-12-17 21:17:41,708 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:17:41,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 132 states [2024-12-17 21:17:41,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:41,711 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 132 interpolants. [2024-12-17 21:17:41,714 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2915, Invalid=14377, Unknown=0, NotChecked=0, Total=17292 [2024-12-17 21:17:41,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:41,714 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:41,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 132 states, 132 states have (on average 4.848484848484849) internal successors, (640), 131 states have internal predecessors, (640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:41,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:41,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:41,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:41,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:41,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:41,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:41,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:41,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:41,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:42,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:42,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:42,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:42,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:42,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:42,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:42,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:42,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:42,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:17:42,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-12-17 21:17:42,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34 [2024-12-17 21:17:42,525 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:42,525 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:42,526 INFO L139 ounterexampleChecker]: Examining path program with hash -1254825955, occurence #3 [2024-12-17 21:17:42,526 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:17:42,526 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:17:42,526 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:42,526 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 21:17:42,526 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:42,526 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 21:17:42,526 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:42,526 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-12-17 21:17:42,526 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:42,526 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 21:17:42,526 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:42,526 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-12-17 21:17:42,526 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:42,526 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 21:17:42,526 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:42,526 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-12-17 21:17:42,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:42,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1323226440, now seen corresponding path program 1 times [2024-12-17 21:17:42,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:42,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178740083] [2024-12-17 21:17:42,537 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:42,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:17:42,659 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:17:42,659 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:17:42,659 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2024-12-17 21:17:42,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:42,692 INFO L85 PathProgramCache]: Analyzing trace with hash -952803631, now seen corresponding path program 1 times [2024-12-17 21:17:42,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:42,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268275700] [2024-12-17 21:17:42,692 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:42,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:17:42,862 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:17:42,863 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:17:42,863 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 214 [2024-12-17 21:17:42,863 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:42,863 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 218 [2024-12-17 21:17:42,863 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:42,863 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2024-12-17 21:17:42,863 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:42,863 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 226 [2024-12-17 21:17:42,863 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:42,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 230 [2024-12-17 21:17:42,864 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:42,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2024-12-17 21:17:42,864 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:42,864 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 236 [2024-12-17 21:17:42,864 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:42,864 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:17:42,864 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:42,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:42,865 INFO L85 PathProgramCache]: Analyzing trace with hash 61735846, now seen corresponding path program 7 times [2024-12-17 21:17:42,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:42,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017070070] [2024-12-17 21:17:42,865 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 21:17:42,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:44,934 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 379 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:44,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:44,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017070070] [2024-12-17 21:17:44,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017070070] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:44,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041836957] [2024-12-17 21:17:44,935 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 21:17:44,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:17:44,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:17:44,938 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:17:44,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-17 21:17:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:17:45,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 1133 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-17 21:17:45,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:46,642 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 397 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:46,643 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:17:47,896 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 397 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:47,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041836957] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:17:47,897 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:17:47,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 45, 45] total 112 [2024-12-17 21:17:47,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136760810] [2024-12-17 21:17:47,897 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:17:47,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 113 states [2024-12-17 21:17:47,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:47,900 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2024-12-17 21:17:47,902 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2898, Invalid=9758, Unknown=0, NotChecked=0, Total=12656 [2024-12-17 21:17:47,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:47,902 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:47,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 113 states, 113 states have (on average 4.336283185840708) internal successors, (490), 112 states have internal predecessors, (490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:17:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:48,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:48,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:48,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:48,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:48,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:48,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:48,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:48,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:48,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:17:48,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:17:48,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-17 21:17:48,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2024-12-17 21:17:48,587 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:48,587 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:48,587 INFO L139 ounterexampleChecker]: Examining path program with hash -1254825955, occurence #4 [2024-12-17 21:17:48,587 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:17:48,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:17:48,587 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:48,587 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 21:17:48,588 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:48,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 21:17:48,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:48,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-12-17 21:17:48,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:48,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 21:17:48,588 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:48,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-12-17 21:17:48,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:48,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-12-17 21:17:48,588 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:48,588 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-12-17 21:17:48,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:48,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1104578340, now seen corresponding path program 1 times [2024-12-17 21:17:48,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:48,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380448730] [2024-12-17 21:17:48,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:48,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:17:48,707 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:17:48,707 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:17:48,707 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-12-17 21:17:48,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:48,722 INFO L85 PathProgramCache]: Analyzing trace with hash 785233141, now seen corresponding path program 1 times [2024-12-17 21:17:48,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:17:48,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420465634] [2024-12-17 21:17:48,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:17:48,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:17:48,877 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:17:48,877 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:17:48,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2024-12-17 21:17:48,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:48,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2024-12-17 21:17:48,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:48,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 224 [2024-12-17 21:17:48,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:48,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2024-12-17 21:17:48,878 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:48,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2024-12-17 21:17:48,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:17:48,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 234 [2024-12-17 21:17:48,878 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:48,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2024-12-17 21:17:48,878 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:17:48,878 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:17:48,878 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:48,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:48,879 INFO L85 PathProgramCache]: Analyzing trace with hash 250354504, now seen corresponding path program 8 times [2024-12-17 21:17:48,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:48,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222885629] [2024-12-17 21:17:48,879 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 21:17:48,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:48,960 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 21:17:48,960 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:50,875 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 210 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:50,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:17:50,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222885629] [2024-12-17 21:17:50,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222885629] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:17:50,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1972078462] [2024-12-17 21:17:50,876 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 21:17:50,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:17:50,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:17:50,878 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:17:50,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-17 21:17:51,148 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 21:17:51,148 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:17:51,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-17 21:17:51,158 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:17:53,029 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 397 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:53,030 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:17:55,114 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 397 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:17:55,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1972078462] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:17:55,114 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:17:55,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 47, 47] total 136 [2024-12-17 21:17:55,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542115517] [2024-12-17 21:17:55,114 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:17:55,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 137 states [2024-12-17 21:17:55,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:17:55,117 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 137 interpolants. [2024-12-17 21:17:55,121 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2740, Invalid=15892, Unknown=0, NotChecked=0, Total=18632 [2024-12-17 21:17:55,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:55,121 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:17:55,121 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 137 states, 137 states have (on average 4.839416058394161) internal successors, (663), 136 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:17:55,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:55,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:55,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:55,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:55,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:55,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:55,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:55,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:55,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:17:55,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:17:55,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:17:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:17:57,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-12-17 21:17:57,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable38,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-12-17 21:17:57,559 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:17:57,559 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:17:57,559 INFO L139 ounterexampleChecker]: Examining path program with hash -1037294258, occurence #1 [2024-12-17 21:17:57,560 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:17:57,560 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:17:57,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:17:57,560 INFO L85 PathProgramCache]: Analyzing trace with hash 383762219, now seen corresponding path program 9 times [2024-12-17 21:17:57,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:17:57,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968229575] [2024-12-17 21:17:57,560 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 21:17:57,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:17:58,653 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2024-12-17 21:17:58,654 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:18:04,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 1516 proven. 486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:18:04,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:18:04,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968229575] [2024-12-17 21:18:04,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968229575] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:18:04,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2114229162] [2024-12-17 21:18:04,647 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 21:18:04,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:18:04,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:18:04,649 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:18:04,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-12-17 21:18:06,904 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2024-12-17 21:18:06,905 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:18:06,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 1586 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-17 21:18:06,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:18:10,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 1726 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:18:10,324 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:18:14,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 1726 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:18:14,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2114229162] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:18:14,096 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:18:14,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 61, 61] total 217 [2024-12-17 21:18:14,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419255157] [2024-12-17 21:18:14,096 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:18:14,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 218 states [2024-12-17 21:18:14,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:18:14,100 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 218 interpolants. [2024-12-17 21:18:14,105 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8018, Invalid=39288, Unknown=0, NotChecked=0, Total=47306 [2024-12-17 21:18:14,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:18:14,106 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:18:14,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 218 states, 218 states have (on average 4.610091743119266) internal successors, (1005), 217 states have internal predecessors, (1005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:18:14,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:18:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-12-17 21:18:14,708 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-12-17 21:18:14,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:18:14,895 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:18:14,895 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:18:14,896 INFO L139 ounterexampleChecker]: Examining path program with hash -1037294258, occurence #2 [2024-12-17 21:18:14,896 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:18:14,896 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:18:14,896 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:18:14,896 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-12-17 21:18:14,896 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:18:14,896 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-12-17 21:18:14,896 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:18:14,896 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 21:18:14,896 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:18:14,896 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-12-17 21:18:14,896 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:18:14,896 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 21:18:14,896 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:18:14,896 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 21:18:14,896 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:18:14,896 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 248 [2024-12-17 21:18:14,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:18:14,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1043304551, now seen corresponding path program 1 times [2024-12-17 21:18:14,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:18:14,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146744208] [2024-12-17 21:18:14,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:18:14,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:18:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:18:15,317 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:18:15,317 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:18:15,317 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 280 [2024-12-17 21:18:15,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:18:15,327 INFO L85 PathProgramCache]: Analyzing trace with hash 527115492, now seen corresponding path program 1 times [2024-12-17 21:18:15,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:18:15,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213761372] [2024-12-17 21:18:15,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:18:15,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:18:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:18:15,763 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:18:15,763 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:18:15,763 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 345 [2024-12-17 21:18:15,763 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:18:15,763 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 349 [2024-12-17 21:18:15,763 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:18:15,764 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 354 [2024-12-17 21:18:15,764 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:18:15,764 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 357 [2024-12-17 21:18:15,764 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:18:15,764 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 361 [2024-12-17 21:18:15,764 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:18:15,764 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 364 [2024-12-17 21:18:15,764 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:18:15,764 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 367 [2024-12-17 21:18:15,764 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:18:15,764 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:18:15,764 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:18:15,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:18:15,764 INFO L85 PathProgramCache]: Analyzing trace with hash -889389107, now seen corresponding path program 10 times [2024-12-17 21:18:15,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:18:15,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063121582] [2024-12-17 21:18:15,765 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 21:18:15,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:18:15,824 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 21:18:15,824 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:18:16,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2392 backedges. 153 proven. 454 refuted. 0 times theorem prover too weak. 1785 trivial. 0 not checked. [2024-12-17 21:18:16,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:18:16,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063121582] [2024-12-17 21:18:16,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063121582] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:18:16,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1775949352] [2024-12-17 21:18:16,673 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 21:18:16,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:18:16,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:18:16,674 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:18:16,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-12-17 21:18:16,942 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 21:18:16,942 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:18:16,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-12-17 21:18:16,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:18:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2392 backedges. 0 proven. 1726 refuted. 0 times theorem prover too weak. 666 trivial. 0 not checked. [2024-12-17 21:18:18,644 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:18:19,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2392 backedges. 153 proven. 454 refuted. 0 times theorem prover too weak. 1785 trivial. 0 not checked. [2024-12-17 21:18:19,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1775949352] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:18:19,156 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:18:19,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 75, 9] total 81 [2024-12-17 21:18:19,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900041394] [2024-12-17 21:18:19,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:18:19,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2024-12-17 21:18:19,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:18:19,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2024-12-17 21:18:19,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=546, Invalid=5934, Unknown=0, NotChecked=0, Total=6480 [2024-12-17 21:18:19,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:18:19,158 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:18:19,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 4.888888888888889) internal successors, (396), 81 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:18:19,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:18:19,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-12-17 21:18:19,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:18:25,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:18:25,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:18:25,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:18:25,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:18:25,295 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-12-17 21:18:25,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:18:25,490 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:18:25,490 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:18:25,490 INFO L139 ounterexampleChecker]: Examining path program with hash -1626404719, occurence #1 [2024-12-17 21:18:25,490 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:18:25,490 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:18:25,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:18:25,491 INFO L85 PathProgramCache]: Analyzing trace with hash 157538646, now seen corresponding path program 11 times [2024-12-17 21:18:25,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:18:25,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737759951] [2024-12-17 21:18:25,491 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 21:18:25,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:18:25,973 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2024-12-17 21:18:25,973 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:18:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2976 backedges. 2310 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:18:30,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:18:30,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737759951] [2024-12-17 21:18:30,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737759951] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:18:30,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [118899493] [2024-12-17 21:18:30,330 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 21:18:30,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:18:30,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:18:30,332 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:18:30,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-12-17 21:18:55,963 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2024-12-17 21:18:55,964 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:18:55,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 1958 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-12-17 21:18:55,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:18:59,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2976 backedges. 2275 proven. 666 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-12-17 21:18:59,297 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:19:03,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2976 backedges. 2275 proven. 666 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-12-17 21:19:03,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [118899493] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:19:03,754 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:19:03,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 75, 75] total 227 [2024-12-17 21:19:03,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592356384] [2024-12-17 21:19:03,754 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:19:03,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 228 states [2024-12-17 21:19:03,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:19:03,759 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 228 interpolants. [2024-12-17 21:19:03,764 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8752, Invalid=43004, Unknown=0, NotChecked=0, Total=51756 [2024-12-17 21:19:03,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:19:03,764 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:19:03,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 228 states, 228 states have (on average 4.912280701754386) internal successors, (1120), 227 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:19:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:19:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:19:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:19:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:19:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:19:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:19:03,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:19:03,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:19:03,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:19:03,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:19:03,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:19:03,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:19:03,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:19:03,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:19:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:19:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:19:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:19:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:19:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:19:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:19:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:19:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:19:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:19:04,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:19:04,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:19:04,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:19:04,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:19:04,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:19:04,649 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-12-17 21:19:04,830 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,SelfDestructingSolverStorable45 [2024-12-17 21:19:04,830 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:19:04,830 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:19:04,831 INFO L139 ounterexampleChecker]: Examining path program with hash -1626404719, occurence #2 [2024-12-17 21:19:04,831 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:19:04,831 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:19:04,831 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:19:04,831 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-12-17 21:19:04,831 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:19:04,831 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-12-17 21:19:04,831 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:19:04,831 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-12-17 21:19:04,831 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:19:04,831 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-12-17 21:19:04,831 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:19:04,831 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 21:19:04,831 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:19:04,831 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 21:19:04,831 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:19:04,832 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 293 [2024-12-17 21:19:04,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:19:04,845 INFO L85 PathProgramCache]: Analyzing trace with hash -2063231586, now seen corresponding path program 1 times [2024-12-17 21:19:04,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:19:04,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462202067] [2024-12-17 21:19:04,845 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:19:04,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:19:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:19:05,331 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:19:05,331 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:19:05,332 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 325 [2024-12-17 21:19:05,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:19:05,345 INFO L85 PathProgramCache]: Analyzing trace with hash 965585335, now seen corresponding path program 1 times [2024-12-17 21:19:05,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:19:05,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941623580] [2024-12-17 21:19:05,345 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:19:05,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:19:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:19:05,910 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:19:05,910 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:19:05,911 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 403 is hopeless, skipping. [2024-12-17 21:19:05,911 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 412 [2024-12-17 21:19:05,911 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:19:05,911 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 422 [2024-12-17 21:19:05,911 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:19:05,911 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 426 [2024-12-17 21:19:05,911 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:19:05,911 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 430 [2024-12-17 21:19:05,911 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:19:05,911 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 433 [2024-12-17 21:19:05,911 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:19:05,911 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 436 [2024-12-17 21:19:05,911 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:19:05,911 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:19:05,911 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:19:05,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:19:05,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1066633356, now seen corresponding path program 12 times [2024-12-17 21:19:05,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:19:05,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345236740] [2024-12-17 21:19:05,912 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 21:19:05,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:19:08,120 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2024-12-17 21:19:08,120 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:19:12,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3013 backedges. 2130 proven. 883 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:19:12,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:19:12,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345236740] [2024-12-17 21:19:12,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345236740] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:19:12,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [779184815] [2024-12-17 21:19:12,712 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 21:19:12,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:19:12,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:19:12,714 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:19:12,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-12-17 21:19:41,727 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2024-12-17 21:19:41,727 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:19:41,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 1967 conjuncts, 90 conjuncts are in the unsatisfiable core [2024-12-17 21:19:41,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:19:46,818 INFO L134 CoverageAnalysis]: Checked inductivity of 3013 backedges. 0 proven. 2310 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-12-17 21:19:46,818 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:19:47,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3013 backedges. 418 proven. 35 refuted. 0 times theorem prover too weak. 2560 trivial. 0 not checked. [2024-12-17 21:19:47,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [779184815] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:19:47,511 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:19:47,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 91, 10] total 180 [2024-12-17 21:19:47,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70142170] [2024-12-17 21:19:47,511 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:19:47,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 180 states [2024-12-17 21:19:47,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:19:47,513 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 180 interpolants. [2024-12-17 21:19:47,517 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2344, Invalid=29876, Unknown=0, NotChecked=0, Total=32220 [2024-12-17 21:19:47,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:19:47,517 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:19:47,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 180 states, 180 states have (on average 4.961111111111111) internal successors, (893), 180 states have internal predecessors, (893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:19:47,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:19:47,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:19:47,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:19:47,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:19:47,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 21:19:47,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:19:47,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:19:47,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:19:47,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:19:47,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:19:47,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:19:47,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:19:47,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:19:47,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:19:47,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:19:56,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:19:56,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:19:56,532 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-12-17 21:19:56,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48 [2024-12-17 21:19:56,677 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:19:56,677 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:19:56,677 INFO L139 ounterexampleChecker]: Examining path program with hash -1379282247, occurence #1 [2024-12-17 21:19:56,677 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:19:56,677 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:19:56,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:19:56,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1349055681, now seen corresponding path program 13 times [2024-12-17 21:19:56,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:19:56,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125098317] [2024-12-17 21:19:56,678 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 21:19:56,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:19:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:20:00,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2649 backedges. 666 proven. 1983 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:20:00,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:20:00,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125098317] [2024-12-17 21:20:00,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125098317] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:20:00,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619877392] [2024-12-17 21:20:00,463 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 21:20:00,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:20:00,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:20:00,465 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:20:00,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-12-17 21:20:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:20:00,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 1751 conjuncts, 79 conjuncts are in the unsatisfiable core [2024-12-17 21:20:00,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:20:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2649 backedges. 703 proven. 1946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:20:04,936 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:20:07,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2649 backedges. 741 proven. 1908 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:20:07,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1619877392] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:20:07,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:20:07,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [77, 77, 77] total 191 [2024-12-17 21:20:07,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991096538] [2024-12-17 21:20:07,967 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:20:07,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 192 states [2024-12-17 21:20:07,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:20:07,971 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 192 interpolants. [2024-12-17 21:20:07,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8268, Invalid=28404, Unknown=0, NotChecked=0, Total=36672 [2024-12-17 21:20:07,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:20:07,975 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:20:07,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 192 states, 192 states have (on average 4.130208333333333) internal successors, (793), 191 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:20:07,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:20:07,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:20:07,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:20:07,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:20:07,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:20:07,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:20:07,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:20:07,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:20:07,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:20:07,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:20:07,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:20:07,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:20:07,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:20:07,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:20:07,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:20:07,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:20:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:20:10,476 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-12-17 21:20:10,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2024-12-17 21:20:10,668 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:20:10,668 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:20:10,668 INFO L139 ounterexampleChecker]: Examining path program with hash -1522950898, occurence #1 [2024-12-17 21:20:10,668 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:20:10,669 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:20:10,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:20:10,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1974386993, now seen corresponding path program 14 times [2024-12-17 21:20:10,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:20:10,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80599477] [2024-12-17 21:20:10,669 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 21:20:10,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:20:10,786 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 21:20:10,786 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:20:21,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4593 backedges. 3551 proven. 1042 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:20:21,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:20:21,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80599477] [2024-12-17 21:20:21,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80599477] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:20:21,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1351537190] [2024-12-17 21:20:21,693 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 21:20:21,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:20:21,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:20:21,697 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:20:21,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-12-17 21:20:22,146 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 21:20:22,146 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:20:22,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 2141 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-12-17 21:20:22,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:20:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4593 backedges. 3754 proven. 741 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-12-17 21:20:27,501 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:20:33,895 INFO L134 CoverageAnalysis]: Checked inductivity of 4593 backedges. 3754 proven. 741 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-12-17 21:20:33,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1351537190] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:20:33,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:20:33,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [141, 79, 79] total 295 [2024-12-17 21:20:33,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251231071] [2024-12-17 21:20:33,896 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:20:33,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 296 states [2024-12-17 21:20:33,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:20:33,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 296 interpolants. [2024-12-17 21:20:33,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13174, Invalid=74146, Unknown=0, NotChecked=0, Total=87320 [2024-12-17 21:20:33,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:20:33,907 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:20:33,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 296 states, 296 states have (on average 4.111486486486487) internal successors, (1217), 295 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:20:33,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:20:33,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:20:33,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:20:33,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:20:33,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:20:34,617 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-12-17 21:20:34,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable50 [2024-12-17 21:20:34,809 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:20:34,809 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:20:34,809 INFO L139 ounterexampleChecker]: Examining path program with hash -1522950898, occurence #2 [2024-12-17 21:20:34,810 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:20:34,810 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:20:34,810 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:20:34,810 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-12-17 21:20:34,810 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:20:34,810 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-12-17 21:20:34,810 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:20:34,810 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-12-17 21:20:34,810 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:20:34,810 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 21:20:34,810 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:20:34,810 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 21:20:34,810 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:20:34,810 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-12-17 21:20:34,810 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:20:34,810 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 379 [2024-12-17 21:20:34,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:20:34,819 INFO L85 PathProgramCache]: Analyzing trace with hash -328852275, now seen corresponding path program 1 times [2024-12-17 21:20:34,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:20:34,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722677097] [2024-12-17 21:20:34,820 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:20:34,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:20:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:20:42,559 INFO L134 CoverageAnalysis]: Checked inductivity of 3725 backedges. 2664 proven. 1061 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:20:42,560 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:20:42,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722677097] [2024-12-17 21:20:42,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722677097] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:20:42,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1560778235] [2024-12-17 21:20:42,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:20:42,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:20:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:20:42,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 1745 conjuncts, 124 conjuncts are in the unsatisfiable core [2024-12-17 21:20:42,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:20:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3725 backedges. 2945 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:20:52,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1560778235] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:20:52,446 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:20:52,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [121, 121] total 241 [2024-12-17 21:20:52,446 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:20:52,446 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 444 [2024-12-17 21:20:52,446 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:20:52,446 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 456 [2024-12-17 21:20:52,446 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:20:52,446 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 460 [2024-12-17 21:20:52,446 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:20:52,446 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 472 [2024-12-17 21:20:52,446 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:20:52,447 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 477 [2024-12-17 21:20:52,447 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:20:52,447 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 480 [2024-12-17 21:20:52,447 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:20:52,447 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 482 [2024-12-17 21:20:52,447 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:20:52,447 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:20:52,447 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:20:52,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:20:52,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1531304045, now seen corresponding path program 15 times [2024-12-17 21:20:52,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:20:52,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049947177] [2024-12-17 21:20:52,447 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 21:20:52,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:20:54,200 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2024-12-17 21:20:54,200 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:21:05,788 INFO L134 CoverageAnalysis]: Checked inductivity of 4632 backedges. 3551 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:21:05,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:21:05,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049947177] [2024-12-17 21:21:05,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049947177] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:21:05,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1349877215] [2024-12-17 21:21:05,788 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 21:21:05,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:21:05,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:21:05,790 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:21:05,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-12-17 21:21:20,466 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2024-12-17 21:21:20,466 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:21:20,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 2150 conjuncts, 92 conjuncts are in the unsatisfiable core [2024-12-17 21:21:20,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:21:26,756 INFO L134 CoverageAnalysis]: Checked inductivity of 4632 backedges. 3850 proven. 780 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-17 21:21:26,756 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:21:34,281 INFO L134 CoverageAnalysis]: Checked inductivity of 4632 backedges. 3850 proven. 780 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-17 21:21:34,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1349877215] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:21:34,281 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:21:34,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [142, 90, 90] total 319 [2024-12-17 21:21:34,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144812181] [2024-12-17 21:21:34,281 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:21:34,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 320 states [2024-12-17 21:21:34,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:21:34,286 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 320 interpolants. [2024-12-17 21:21:34,292 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16322, Invalid=85758, Unknown=0, NotChecked=0, Total=102080 [2024-12-17 21:21:34,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:21:34,292 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:21:34,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 320 states, 320 states have (on average 4.328125) internal successors, (1385), 319 states have internal predecessors, (1385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:21:34,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:21:35,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:21:35,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:21:35,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:21:35,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:21:35,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:21:35,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:21:35,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:21:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:21:35,096 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-12-17 21:21:35,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:21:35,267 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:21:35,267 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:21:35,267 INFO L139 ounterexampleChecker]: Examining path program with hash -1522950898, occurence #3 [2024-12-17 21:21:35,267 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:21:35,267 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:21:35,267 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:21:35,267 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-12-17 21:21:35,267 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:21:35,267 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 21:21:35,267 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:21:35,267 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 21:21:35,267 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:21:35,267 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-12-17 21:21:35,267 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:21:35,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-12-17 21:21:35,268 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:21:35,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 21:21:35,268 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:21:35,268 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 389 [2024-12-17 21:21:35,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:21:35,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1852670056, now seen corresponding path program 1 times [2024-12-17 21:21:35,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:21:35,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953323791] [2024-12-17 21:21:35,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:21:35,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:21:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:21:36,229 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:21:36,229 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:21:36,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 454 [2024-12-17 21:21:36,229 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:21:36,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 466 [2024-12-17 21:21:36,229 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:21:36,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 470 [2024-12-17 21:21:36,229 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:21:36,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 482 [2024-12-17 21:21:36,229 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:21:36,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 487 [2024-12-17 21:21:36,229 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:21:36,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 490 [2024-12-17 21:21:36,229 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:21:36,230 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 492 [2024-12-17 21:21:36,230 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:21:36,230 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:21:36,230 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:21:36,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:21:36,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1987211859, now seen corresponding path program 16 times [2024-12-17 21:21:36,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:21:36,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954591198] [2024-12-17 21:21:36,230 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 21:21:36,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:21:36,346 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 21:21:36,346 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:21:37,783 INFO L134 CoverageAnalysis]: Checked inductivity of 5077 backedges. 30 proven. 550 refuted. 0 times theorem prover too weak. 4497 trivial. 0 not checked. [2024-12-17 21:21:37,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:21:37,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954591198] [2024-12-17 21:21:37,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954591198] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:21:37,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796983028] [2024-12-17 21:21:37,783 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 21:21:37,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:21:37,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:21:37,790 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:21:37,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-12-17 21:21:38,188 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 21:21:38,188 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:21:38,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 842 conjuncts, 100 conjuncts are in the unsatisfiable core [2024-12-17 21:21:38,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:21:40,959 INFO L134 CoverageAnalysis]: Checked inductivity of 5077 backedges. 0 proven. 3850 refuted. 0 times theorem prover too weak. 1227 trivial. 0 not checked. [2024-12-17 21:21:40,959 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:21:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 5077 backedges. 28 proven. 550 refuted. 0 times theorem prover too weak. 4499 trivial. 0 not checked. [2024-12-17 21:21:41,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796983028] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:21:41,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:21:41,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 101, 9] total 109 [2024-12-17 21:21:41,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448120157] [2024-12-17 21:21:41,614 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:21:41,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 109 states [2024-12-17 21:21:41,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:21:41,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2024-12-17 21:21:41,616 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=657, Invalid=11115, Unknown=0, NotChecked=0, Total=11772 [2024-12-17 21:21:41,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:21:41,616 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:21:41,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 109 states, 109 states have (on average 4.706422018348624) internal successors, (513), 109 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:21:41,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:21:41,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:21:41,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:21:41,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:21:41,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:21:41,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:21:41,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:21:41,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:21:41,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:21:41,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:21:41,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:21:41,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:21:41,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:21:41,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:21:41,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:21:41,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:21:41,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:21:41,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:21:41,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:21:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:21:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:21:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:21:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:21:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:21:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:21:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:21:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:21:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:21:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:21:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:21:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:21:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:21:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:21:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:21:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:21:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:21:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:21:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-12-17 21:21:52,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-12-17 21:21:52,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55 [2024-12-17 21:21:52,737 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:21:52,737 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:21:52,738 INFO L139 ounterexampleChecker]: Examining path program with hash 168156438, occurence #1 [2024-12-17 21:21:52,738 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:21:52,738 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:21:52,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:21:52,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1372124255, now seen corresponding path program 17 times [2024-12-17 21:21:52,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:21:52,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607702388] [2024-12-17 21:21:52,739 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 21:21:52,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:21:53,533 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 26 check-sat command(s) [2024-12-17 21:21:53,533 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:22:00,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5809 backedges. 4584 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:22:00,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:22:00,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607702388] [2024-12-17 21:22:00,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607702388] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:22:00,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019193932] [2024-12-17 21:22:00,166 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 21:22:00,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:22:00,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:22:00,168 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:22:00,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-12-17 21:23:00,540 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 26 check-sat command(s) [2024-12-17 21:23:00,540 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:23:00,610 INFO L256 TraceCheckSpWp]: Trace formula consists of 2270 conjuncts, 104 conjuncts are in the unsatisfiable core [2024-12-17 21:23:00,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:23:06,500 INFO L134 CoverageAnalysis]: Checked inductivity of 5809 backedges. 4584 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:23:06,500 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:23:11,639 INFO L134 CoverageAnalysis]: Checked inductivity of 5809 backedges. 4584 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:23:11,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2019193932] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:23:11,639 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:23:11,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [102, 102, 102] total 254 [2024-12-17 21:23:11,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60344999] [2024-12-17 21:23:11,640 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:23:11,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 255 states [2024-12-17 21:23:11,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:23:11,645 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 255 interpolants. [2024-12-17 21:23:11,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14631, Invalid=50139, Unknown=0, NotChecked=0, Total=64770 [2024-12-17 21:23:11,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:23:11,650 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:23:11,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 255 states, 255 states have (on average 5.584313725490196) internal successors, (1424), 254 states have internal predecessors, (1424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:23:11,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:23:11,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:23:11,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:23:11,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:23:11,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:23:11,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:23:11,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:23:11,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-12-17 21:23:11,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:23:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:23:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:23:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:23:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:23:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:23:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:23:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:23:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:23:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-12-17 21:23:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:23:12,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-12-17 21:23:12,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:23:12,280 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:23:12,280 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:23:12,281 INFO L139 ounterexampleChecker]: Examining path program with hash 168156438, occurence #2 [2024-12-17 21:23:12,281 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:23:12,281 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:23:12,281 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:23:12,281 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 21:23:12,281 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:23:12,281 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 21:23:12,281 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:23:12,281 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-12-17 21:23:12,281 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:23:12,281 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 21:23:12,281 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:23:12,281 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 21:23:12,281 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:23:12,281 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-12-17 21:23:12,281 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:23:12,282 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 476 [2024-12-17 21:23:12,282 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:23:12,282 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 484 [2024-12-17 21:23:12,282 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:23:12,282 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 488 [2024-12-17 21:23:12,282 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:23:12,282 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 492 [2024-12-17 21:23:12,282 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:23:12,282 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 496 [2024-12-17 21:23:12,282 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:23:12,282 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 499 [2024-12-17 21:23:12,282 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:23:12,282 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 502 [2024-12-17 21:23:12,282 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:23:12,282 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:23:12,282 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:23:12,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:23:12,283 INFO L85 PathProgramCache]: Analyzing trace with hash -2090096481, now seen corresponding path program 18 times [2024-12-17 21:23:12,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:23:12,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930273330] [2024-12-17 21:23:12,283 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 21:23:12,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:23:14,226 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 27 check-sat command(s) [2024-12-17 21:23:14,226 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:23:21,266 INFO L134 CoverageAnalysis]: Checked inductivity of 5910 backedges. 4324 proven. 1586 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:23:21,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:23:21,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930273330] [2024-12-17 21:23:21,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930273330] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:23:21,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [832214224] [2024-12-17 21:23:21,267 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 21:23:21,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:23:21,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:23:21,269 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:23:21,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-12-17 21:25:18,240 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 27 check-sat command(s) [2024-12-17 21:25:18,241 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:25:18,301 INFO L256 TraceCheckSpWp]: Trace formula consists of 2288 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-12-17 21:25:18,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:25:24,378 INFO L134 CoverageAnalysis]: Checked inductivity of 5910 backedges. 4584 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:25:24,378 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:25:29,758 INFO L134 CoverageAnalysis]: Checked inductivity of 5910 backedges. 4584 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:25:29,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [832214224] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:25:29,759 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:25:29,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [105, 105, 105] total 261 [2024-12-17 21:25:29,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402033417] [2024-12-17 21:25:29,759 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:25:29,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 262 states [2024-12-17 21:25:29,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:25:29,764 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 262 interpolants. [2024-12-17 21:25:29,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15370, Invalid=53012, Unknown=0, NotChecked=0, Total=68382 [2024-12-17 21:25:29,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:25:29,769 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:25:29,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 262 states, 262 states have (on average 3.99618320610687) internal successors, (1047), 261 states have internal predecessors, (1047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:29,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:25:30,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:30,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:30,412 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-12-17 21:25:30,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2024-12-17 21:25:30,463 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:25:30,463 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:25:30,463 INFO L139 ounterexampleChecker]: Examining path program with hash 168156438, occurence #3 [2024-12-17 21:25:30,463 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:25:30,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:25:30,463 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:25:30,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 21:25:30,463 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:25:30,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-12-17 21:25:30,463 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:25:30,463 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-12-17 21:25:30,464 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:25:30,464 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-12-17 21:25:30,464 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:25:30,464 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-12-17 21:25:30,464 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:25:30,464 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-12-17 21:25:30,464 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:25:30,464 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 477 [2024-12-17 21:25:30,464 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:25:30,464 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 485 [2024-12-17 21:25:30,464 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:25:30,464 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 489 [2024-12-17 21:25:30,464 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:25:30,464 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 493 [2024-12-17 21:25:30,464 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:25:30,464 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 497 [2024-12-17 21:25:30,464 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:25:30,464 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 500 [2024-12-17 21:25:30,464 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:25:30,464 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 503 [2024-12-17 21:25:30,464 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:25:30,464 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:25:30,464 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:25:30,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:25:30,464 INFO L85 PathProgramCache]: Analyzing trace with hash -2046173759, now seen corresponding path program 19 times [2024-12-17 21:25:30,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:25:30,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987257984] [2024-12-17 21:25:30,465 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 21:25:30,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:25:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:25:37,605 INFO L134 CoverageAnalysis]: Checked inductivity of 5962 backedges. 1275 proven. 4687 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:25:37,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:25:37,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987257984] [2024-12-17 21:25:37,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987257984] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:25:37,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074794540] [2024-12-17 21:25:37,606 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 21:25:37,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:25:37,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:25:37,607 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:25:37,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-12-17 21:25:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:25:38,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 2297 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-12-17 21:25:38,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:25:45,289 INFO L134 CoverageAnalysis]: Checked inductivity of 5962 backedges. 1326 proven. 4636 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:25:45,289 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:25:50,796 INFO L134 CoverageAnalysis]: Checked inductivity of 5962 backedges. 1378 proven. 4584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:25:50,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074794540] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:25:50,796 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:25:50,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [105, 105, 105] total 261 [2024-12-17 21:25:50,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718532258] [2024-12-17 21:25:50,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:25:50,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 262 states [2024-12-17 21:25:50,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:25:50,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 262 interpolants. [2024-12-17 21:25:50,804 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15317, Invalid=53065, Unknown=0, NotChecked=0, Total=68382 [2024-12-17 21:25:50,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:25:50,804 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:25:50,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 262 states, 262 states have (on average 4.034351145038168) internal successors, (1057), 261 states have internal predecessors, (1057), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:50,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:25:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-12-17 21:25:55,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-12-17 21:25:55,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2024-12-17 21:25:55,410 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:25:55,410 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:25:55,411 INFO L139 ounterexampleChecker]: Examining path program with hash 1100706711, occurence #1 [2024-12-17 21:25:55,411 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:25:55,411 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:25:55,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:25:55,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1710426992, now seen corresponding path program 20 times [2024-12-17 21:25:55,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:25:55,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886208879] [2024-12-17 21:25:55,411 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 21:25:55,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:25:55,587 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 21:25:55,588 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:26:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 7858 backedges. 6166 proven. 1692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:26:15,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:26:15,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886208879] [2024-12-17 21:26:15,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886208879] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:26:15,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273944065] [2024-12-17 21:26:15,471 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 21:26:15,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:26:15,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:26:15,473 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:26:15,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-12-17 21:26:16,084 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 21:26:16,084 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:26:16,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 2732 conjuncts, 109 conjuncts are in the unsatisfiable core [2024-12-17 21:26:16,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:26:25,052 INFO L134 CoverageAnalysis]: Checked inductivity of 7858 backedges. 6396 proven. 1378 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-17 21:26:25,052 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:26:36,200 INFO L134 CoverageAnalysis]: Checked inductivity of 7858 backedges. 6396 proven. 1378 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-17 21:26:36,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [273944065] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:26:36,200 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:26:36,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [186, 107, 107] total 396 [2024-12-17 21:26:36,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469875146] [2024-12-17 21:26:36,201 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:26:36,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 397 states [2024-12-17 21:26:36,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:26:36,208 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 397 interpolants. [2024-12-17 21:26:36,220 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24026, Invalid=133186, Unknown=0, NotChecked=0, Total=157212 [2024-12-17 21:26:36,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:26:36,220 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:26:36,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 397 states, 397 states have (on average 4.0327455919395465) internal successors, (1601), 396 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:26:36,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:26:36,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-12-17 21:26:36,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:26:37,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-12-17 21:26:37,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:26:37,575 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-12-17 21:26:37,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:26:37,765 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:26:37,765 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:26:37,766 INFO L139 ounterexampleChecker]: Examining path program with hash 1100706711, occurence #2 [2024-12-17 21:26:37,766 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:26:37,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:26:37,766 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:26:37,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 21:26:37,766 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:26:37,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 59 [2024-12-17 21:26:37,766 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:26:37,767 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-12-17 21:26:37,767 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:26:37,767 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-12-17 21:26:37,767 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:26:37,767 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-12-17 21:26:37,767 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:26:37,767 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-12-17 21:26:37,767 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:26:37,767 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 497 [2024-12-17 21:26:37,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:26:37,777 INFO L85 PathProgramCache]: Analyzing trace with hash -360470951, now seen corresponding path program 1 times [2024-12-17 21:26:37,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:26:37,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605813164] [2024-12-17 21:26:37,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:26:37,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:26:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:26:45,242 INFO L134 CoverageAnalysis]: Checked inductivity of 6709 backedges. 5200 proven. 1509 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:26:45,242 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:26:45,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605813164] [2024-12-17 21:26:45,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605813164] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:26:45,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [772265825] [2024-12-17 21:26:45,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:26:45,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:26:45,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:26:45,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 2261 conjuncts, 111 conjuncts are in the unsatisfiable core [2024-12-17 21:26:45,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:26:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 6709 backedges. 5278 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:26:51,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [772265825] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:26:51,973 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:26:51,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [108, 108] total 215 [2024-12-17 21:26:51,973 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:26:51,973 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 587 [2024-12-17 21:26:51,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:26:51,985 INFO L85 PathProgramCache]: Analyzing trace with hash -970146473, now seen corresponding path program 1 times [2024-12-17 21:26:51,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:26:51,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959692135] [2024-12-17 21:26:51,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:26:51,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:26:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:27:11,037 INFO L134 CoverageAnalysis]: Checked inductivity of 7905 backedges. 6166 proven. 1739 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:27:11,037 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:27:11,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959692135] [2024-12-17 21:27:11,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959692135] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:27:11,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1013861563] [2024-12-17 21:27:11,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:27:11,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:27:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:27:11,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 2594 conjuncts, 186 conjuncts are in the unsatisfiable core [2024-12-17 21:27:11,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:27:33,658 INFO L134 CoverageAnalysis]: Checked inductivity of 7905 backedges. 6474 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:27:33,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1013861563] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:27:33,659 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:27:33,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [183, 183] total 365 [2024-12-17 21:27:33,659 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:27:33,659 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 596 [2024-12-17 21:27:33,659 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:27:33,659 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 606 [2024-12-17 21:27:33,659 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:27:33,659 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 610 [2024-12-17 21:27:33,659 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:27:33,659 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 614 [2024-12-17 21:27:33,659 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:27:33,660 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 617 [2024-12-17 21:27:33,660 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:27:33,660 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 620 [2024-12-17 21:27:33,660 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:27:33,660 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:27:33,660 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:27:33,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:27:33,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1738326190, now seen corresponding path program 21 times [2024-12-17 21:27:33,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:27:33,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82459405] [2024-12-17 21:27:33,660 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 21:27:33,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:27:38,277 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 29 check-sat command(s) [2024-12-17 21:27:38,277 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:27:58,382 INFO L134 CoverageAnalysis]: Checked inductivity of 7911 backedges. 6166 proven. 1745 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:27:58,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:27:58,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82459405] [2024-12-17 21:27:58,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82459405] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:27:58,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [965624378] [2024-12-17 21:27:58,383 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 21:27:58,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:27:58,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:27:58,385 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:27:58,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-12-17 21:28:56,116 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 29 check-sat command(s) [2024-12-17 21:28:56,116 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:28:56,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 2741 conjuncts, 119 conjuncts are in the unsatisfiable core [2024-12-17 21:28:56,158 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:29:06,322 INFO L134 CoverageAnalysis]: Checked inductivity of 7911 backedges. 6468 proven. 1431 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-17 21:29:06,322 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:29:19,012 INFO L134 CoverageAnalysis]: Checked inductivity of 7911 backedges. 6468 proven. 1431 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-17 21:29:19,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [965624378] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:29:19,012 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:29:19,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [187, 117, 117] total 418 [2024-12-17 21:29:19,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981598165] [2024-12-17 21:29:19,012 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:29:19,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 419 states [2024-12-17 21:29:19,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:29:19,018 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 419 interpolants. [2024-12-17 21:29:19,030 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27841, Invalid=147301, Unknown=0, NotChecked=0, Total=175142 [2024-12-17 21:29:19,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:29:19,031 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:29:19,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 419 states, 419 states have (on average 4.16945107398568) internal successors, (1747), 418 states have internal predecessors, (1747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:29:19,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-12-17 21:29:20,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:29:20,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:29:20,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-12-17 21:29:20,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:29:20,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-12-17 21:29:20,258 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-12-17 21:29:20,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable63,SelfDestructingSolverStorable64 [2024-12-17 21:29:20,402 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:29:20,402 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:29:20,403 INFO L139 ounterexampleChecker]: Examining path program with hash 1100706711, occurence #3 [2024-12-17 21:29:20,403 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 21:29:20,403 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 21:29:20,403 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:29:20,403 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-12-17 21:29:20,403 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:29:20,403 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 21:29:20,403 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:29:20,403 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-12-17 21:29:20,403 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:29:20,403 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 21:29:20,404 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:29:20,404 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-12-17 21:29:20,404 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:29:20,404 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-12-17 21:29:20,404 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:29:20,404 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 506 [2024-12-17 21:29:20,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:29:20,413 INFO L85 PathProgramCache]: Analyzing trace with hash -625539969, now seen corresponding path program 1 times [2024-12-17 21:29:20,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:29:20,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083540765] [2024-12-17 21:29:20,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:29:20,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:29:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 21:29:22,074 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 21:29:22,075 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 21:29:22,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 596 [2024-12-17 21:29:22,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:29:22,086 INFO L85 PathProgramCache]: Analyzing trace with hash -875388419, now seen corresponding path program 1 times [2024-12-17 21:29:22,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 21:29:22,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269659123] [2024-12-17 21:29:22,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:29:22,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:29:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:29:32,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8427 backedges. 6166 proven. 2261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:29:32,533 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 21:29:32,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269659123] [2024-12-17 21:29:32,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269659123] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:29:32,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [174942405] [2024-12-17 21:29:32,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 21:29:32,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:29:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 21:29:32,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 2675 conjuncts, 129 conjuncts are in the unsatisfiable core [2024-12-17 21:29:32,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:29:41,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8427 backedges. 6474 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 21:29:41,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [174942405] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:29:41,533 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 21:29:41,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [127, 127] total 252 [2024-12-17 21:29:41,534 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 21:29:41,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 605 [2024-12-17 21:29:41,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:29:41,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 615 [2024-12-17 21:29:41,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:29:41,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 619 [2024-12-17 21:29:41,534 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:29:41,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 623 [2024-12-17 21:29:41,534 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 21:29:41,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 626 [2024-12-17 21:29:41,534 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:29:41,534 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 629 [2024-12-17 21:29:41,534 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 21:29:41,534 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 21:29:41,534 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:29:41,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:29:41,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1525602480, now seen corresponding path program 22 times [2024-12-17 21:29:41,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:29:41,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603121152] [2024-12-17 21:29:41,535 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 21:29:41,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:29:41,622 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 21:29:41,623 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:29:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8433 backedges. 34 proven. 737 refuted. 0 times theorem prover too weak. 7662 trivial. 0 not checked. [2024-12-17 21:29:44,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 21:29:44,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603121152] [2024-12-17 21:29:44,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603121152] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 21:29:44,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854264226] [2024-12-17 21:29:44,088 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 21:29:44,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 21:29:44,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 21:29:44,090 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 21:29:44,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-12-17 21:29:44,631 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 21:29:44,631 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 21:29:44,638 INFO L256 TraceCheckSpWp]: Trace formula consists of 1028 conjuncts, 133 conjuncts are in the unsatisfiable core [2024-12-17 21:29:44,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 21:29:49,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8433 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2024-12-17 21:29:49,091 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 21:29:49,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8433 backedges. 34 proven. 737 refuted. 0 times theorem prover too weak. 7662 trivial. 0 not checked. [2024-12-17 21:29:49,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854264226] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 21:29:49,900 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 21:29:49,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 134, 11] total 145 [2024-12-17 21:29:49,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605344997] [2024-12-17 21:29:49,901 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 21:29:49,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 145 states [2024-12-17 21:29:49,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 21:29:49,902 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 145 interpolants. [2024-12-17 21:29:49,904 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1280, Invalid=19600, Unknown=0, NotChecked=0, Total=20880 [2024-12-17 21:29:49,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:29:49,904 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 21:29:49,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 145 states, 145 states have (on average 4.8) internal successors, (696), 145 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:29:49,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-12-17 21:29:49,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:29:49,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:29:49,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-12-17 21:29:49,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:29:49,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-12-17 21:29:49,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:30:10,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 21:30:10,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 21:30:10,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 21:30:10,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 21:30:10,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-12-17 21:30:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-12-17 21:30:10,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-12-17 21:30:11,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable65,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68 [2024-12-17 21:30:11,071 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 21:30:11,071 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 21:30:11,072 INFO L139 ounterexampleChecker]: Examining path program with hash -1683788709, occurence #1 [2024-12-17 21:30:11,072 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 21:30:11,072 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 21:30:11,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 21:30:11,072 INFO L85 PathProgramCache]: Analyzing trace with hash 303183446, now seen corresponding path program 23 times [2024-12-17 21:30:11,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 21:30:11,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695893368] [2024-12-17 21:30:11,072 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 21:30:11,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 21:30:12,563 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2024-12-17 21:30:12,563 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat Killed by 15