./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 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 SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.3.0-dev-1c4755c-m [2024-12-17 13:57:45,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-17 13:57:45,615 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-12-17 13:57:45,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-17 13:57:45,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-17 13:57:45,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-17 13:57:45,632 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-17 13:57:45,632 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-17 13:57:45,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-17 13:57:45,632 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-17 13:57:45,632 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-17 13:57:45,632 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-17 13:57:45,632 INFO L153 SettingsManager]: * Use SBE=true [2024-12-17 13:57:45,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-17 13:57:45,633 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-17 13:57:45,634 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 13:57:45,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-12-17 13:57:45,634 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-12-17 13:57:45,634 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 -> SUFFICIENT [2024-12-17 13:57:45,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-17 13:57:45,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-17 13:57:45,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-17 13:57:45,834 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-17 13:57:45,834 INFO L274 PluginConnector]: CDTParser initialized [2024-12-17 13:57:45,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-12-17 13:57:46,979 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/00c225255/1193bdc82e79408995df5d9cfde7f27c/FLAG371ee217f [2024-12-17 13:57:47,228 INFO L384 CDTParser]: Found 1 translation units. [2024-12-17 13:57:47,229 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-12-17 13:57:47,236 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/00c225255/1193bdc82e79408995df5d9cfde7f27c/FLAG371ee217f [2024-12-17 13:57:47,551 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/00c225255/1193bdc82e79408995df5d9cfde7f27c [2024-12-17 13:57:47,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-17 13:57:47,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-17 13:57:47,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-17 13:57:47,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-17 13:57:47,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-17 13:57:47,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398c1f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47, skipping insertion in model container [2024-12-17 13:57:47,559 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,570 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-17 13:57:47,679 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 13:57:47,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 13:57:47,698 INFO L200 MainTranslator]: Completed pre-run [2024-12-17 13:57:47,723 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 13:57:47,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 13:57:47,740 INFO L204 MainTranslator]: Completed translation [2024-12-17 13:57:47,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47 WrapperNode [2024-12-17 13:57:47,741 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-17 13:57:47,741 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-17 13:57:47,741 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-17 13:57:47,741 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-17 13:57:47,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,766 INFO L138 Inliner]: procedures = 28, calls = 65, calls flagged for inlining = 21, calls inlined = 27, statements flattened = 292 [2024-12-17 13:57:47,766 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-17 13:57:47,767 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-17 13:57:47,767 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-17 13:57:47,767 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-17 13:57:47,772 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,775 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,781 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,786 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,788 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-17 13:57:47,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-17 13:57:47,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-17 13:57:47,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-17 13:57:47,789 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (1/1) ... [2024-12-17 13:57:47,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 13:57:47,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:57:47,821 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 13:57:47,824 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 13:57:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-17 13:57:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-17 13:57:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-17 13:57:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-17 13:57:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-17 13:57:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-17 13:57:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-17 13:57:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-17 13:57:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-17 13:57:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-17 13:57:47,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-17 13:57:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-17 13:57:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-12-17 13:57:47,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-12-17 13:57:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-12-17 13:57:47,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-12-17 13:57:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-17 13:57:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-17 13:57:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-17 13:57:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-17 13:57:47,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-17 13:57:47,850 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 13:57:47,943 INFO L234 CfgBuilder]: Building ICFG [2024-12-17 13:57:47,945 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-17 13:57:48,309 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-17 13:57:48,310 INFO L283 CfgBuilder]: Performing block encoding [2024-12-17 13:57:48,564 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-17 13:57:48,565 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-17 13:57:48,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 01:57:48 BoogieIcfgContainer [2024-12-17 13:57:48,566 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-17 13:57:48,567 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-17 13:57:48,567 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-17 13:57:48,570 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-17 13:57:48,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 01:57:47" (1/3) ... [2024-12-17 13:57:48,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12052fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 01:57:48, skipping insertion in model container [2024-12-17 13:57:48,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:57:47" (2/3) ... [2024-12-17 13:57:48,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12052fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 01:57:48, skipping insertion in model container [2024-12-17 13:57:48,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 01:57:48" (3/3) ... [2024-12-17 13:57:48,572 INFO L128 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2024-12-17 13:57:48,583 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-17 13:57:48,585 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 13:57:48,585 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-17 13:57:48,663 INFO L143 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-12-17 13:57:48,710 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:57:48,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-12-17 13:57:48,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:57:48,717 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 13:57:48,718 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 13:57:48,786 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 13:57:48,801 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork0 ======== [2024-12-17 13:57:48,805 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;@17b4aaa3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:57:48,806 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-12-17 13:57:49,817 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork0Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-12-17 13:57:49,817 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork0Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-12-17 13:57:49,821 INFO L422 BasicCegarLoop]: Path program histogram: [] [2024-12-17 13:57:49,822 INFO L319 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork0 was SAFE,SAFE (1/3) [2024-12-17 13:57:49,825 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:57:49,826 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 13:57:49,826 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-12-17 13:57:49,827 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;@17b4aaa3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:57:49,827 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-12-17 13:57:49,850 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 13:57:49,850 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:57:49,850 INFO L139 ounterexampleChecker]: Examining path program with hash 1505235582, occurence #1 [2024-12-17 13:57:49,850 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:57:49,850 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:57:49,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:49,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1270390664, now seen corresponding path program 1 times [2024-12-17 13:57:49,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:57:49,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509619550] [2024-12-17 13:57:49,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:49,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:50,010 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 13:57:50,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:57:50,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509619550] [2024-12-17 13:57:50,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509619550] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:57:50,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:57:50,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-17 13:57:50,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854732583] [2024-12-17 13:57:50,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:57:50,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-17 13:57:50,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:57:50,030 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-17 13:57:50,030 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-17 13:57:50,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:50,032 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:57:50,034 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 13:57:50,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:50,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:50,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-17 13:57:50,763 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 13:57:50,763 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:57:50,764 INFO L139 ounterexampleChecker]: Examining path program with hash -240103690, occurence #1 [2024-12-17 13:57:50,764 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:57:50,764 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:57:50,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:50,765 INFO L85 PathProgramCache]: Analyzing trace with hash -885745993, now seen corresponding path program 1 times [2024-12-17 13:57:50,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:57:50,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820896009] [2024-12-17 13:57:50,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:50,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:51,143 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 13:57:51,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:57:51,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820896009] [2024-12-17 13:57:51,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820896009] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:57:51,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:57:51,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 13:57:51,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287058405] [2024-12-17 13:57:51,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:57:51,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 13:57:51,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:57:51,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 13:57:51,144 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 13:57:51,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:51,146 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:57:51,146 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 13:57:51,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:51,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:51,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:51,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:57:51,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-17 13:57:51,409 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 13:57:51,409 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:57:51,409 INFO L139 ounterexampleChecker]: Examining path program with hash 112360531, occurence #1 [2024-12-17 13:57:51,410 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:57:51,410 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:57:51,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:51,410 INFO L85 PathProgramCache]: Analyzing trace with hash -388202200, now seen corresponding path program 2 times [2024-12-17 13:57:51,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:57:51,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146532117] [2024-12-17 13:57:51,410 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:57:51,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:51,471 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-17 13:57:51,471 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:57:51,714 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 13:57:51,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:57:51,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146532117] [2024-12-17 13:57:51,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146532117] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:57:51,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:57:51,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-17 13:57:51,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372051844] [2024-12-17 13:57:51,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:57:51,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-17 13:57:51,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:57:51,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-17 13:57:51,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-17 13:57:51,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:51,715 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:57:51,715 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 13:57:51,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:51,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:57:51,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:51,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:51,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:57:51,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:57:51,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-17 13:57:51,908 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 13:57:51,908 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:57:51,908 INFO L139 ounterexampleChecker]: Examining path program with hash 112360531, occurence #2 [2024-12-17 13:57:51,908 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:57:51,908 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:57:51,909 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:51,909 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-12-17 13:57:51,923 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:57:51,923 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 13:57:51,923 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:51,923 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-12-17 13:57:51,923 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:51,923 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-12-17 13:57:51,923 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:57:51,923 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 13:57:51,923 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:51,923 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 13:57:51,924 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:51,924 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-12-17 13:57:52,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:52,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1712494026, now seen corresponding path program 1 times [2024-12-17 13:57:52,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:57:52,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17803776] [2024-12-17 13:57:52,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:52,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:52,167 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 13:57:52,168 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:57:52,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17803776] [2024-12-17 13:57:52,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17803776] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:52,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [284859046] [2024-12-17 13:57:52,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:52,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:52,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 13:57:52,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:57:52,300 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 13:57:52,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [284859046] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:52,301 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:57:52,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-12-17 13:57:52,301 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:57:52,301 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 13:57:52,352 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:57:52,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:57:52,393 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:52,394 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:52,394 WARN L331 ript$VariableManager]: TermVariable v_~i_3~0_In_1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:52,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:52,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1402524594, now seen corresponding path program 1 times [2024-12-17 13:57:52,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:57:52,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757314926] [2024-12-17 13:57:52,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:52,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:52,556 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 13:57:52,556 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:57:52,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757314926] [2024-12-17 13:57:52,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757314926] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:52,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [947479654] [2024-12-17 13:57:52,556 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:52,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:52,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 13:57:52,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:57:52,663 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 13:57:52,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [947479654] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:52,663 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:57:52,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-12-17 13:57:52,663 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:57:52,663 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-12-17 13:57:52,707 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:57:52,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:57:52,735 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:52,735 WARN L331 ript$VariableManager]: TermVariable v_~i_7~0_In_1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:52,735 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:52,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:52,736 INFO L85 PathProgramCache]: Analyzing trace with hash -419739119, now seen corresponding path program 1 times [2024-12-17 13:57:52,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:57:52,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939309115] [2024-12-17 13:57:52,736 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:52,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:52,895 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 13:57:52,895 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:57:52,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939309115] [2024-12-17 13:57:52,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939309115] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:52,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1705451511] [2024-12-17 13:57:52,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:52,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:52,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 13:57:52,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:57:53,020 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 13:57:53,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1705451511] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:53,020 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:57:53,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-12-17 13:57:53,020 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:57:53,021 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-12-17 13:57:53,021 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:53,021 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-12-17 13:57:53,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:53,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1997666354, now seen corresponding path program 1 times [2024-12-17 13:57:53,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:57:53,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277965826] [2024-12-17 13:57:53,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:53,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:53,314 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 13:57:53,314 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:57:53,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277965826] [2024-12-17 13:57:53,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277965826] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:53,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [192023488] [2024-12-17 13:57:53,314 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:53,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:53,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 13:57:53,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:57:53,431 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 13:57:53,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [192023488] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:53,431 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:57:53,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-12-17 13:57:53,431 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:57:53,431 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-12-17 13:57:53,431 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:53,431 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-12-17 13:57:53,431 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:57:53,431 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2024-12-17 13:57:53,432 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:53,432 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-12-17 13:57:53,432 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:53,432 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-12-17 13:57:53,432 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:57:53,432 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2024-12-17 13:57:53,432 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:57:53,432 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:57:53,432 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:57:53,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:53,432 INFO L85 PathProgramCache]: Analyzing trace with hash -720597434, now seen corresponding path program 1 times [2024-12-17 13:57:53,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:57:53,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682580599] [2024-12-17 13:57:53,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:53,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:53,615 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 13:57:53,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:57:53,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682580599] [2024-12-17 13:57:53,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682580599] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:53,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672455582] [2024-12-17 13:57:53,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:53,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:57:53,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:57:53,619 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 13:57:53,621 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 13:57:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:53,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-17 13:57:53,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:57:53,824 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 13:57:53,824 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:57:53,884 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 13:57:53,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672455582] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:57:53,884 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:57:53,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-12-17 13:57:53,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629739289] [2024-12-17 13:57:53,885 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:57:53,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-17 13:57:53,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:57:53,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-17 13:57:53,886 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2024-12-17 13:57:53,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:53,886 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:57:53,886 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 13:57:53,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:53,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:57:53,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:57:53,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:54,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:54,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:57:54,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:57:54,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:57:54,180 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 13:57:54,376 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 13:57:54,377 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 13:57:54,377 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:57:54,377 INFO L139 ounterexampleChecker]: Examining path program with hash 112360531, occurence #3 [2024-12-17 13:57:54,377 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:57:54,377 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:57:54,377 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:54,377 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-12-17 13:57:54,377 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:57:54,377 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-12-17 13:57:54,377 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:54,377 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-12-17 13:57:54,377 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:54,377 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-12-17 13:57:54,377 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:57:54,377 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 13:57:54,377 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:54,377 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 13:57:54,377 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:54,378 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-12-17 13:57:54,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:54,475 INFO L85 PathProgramCache]: Analyzing trace with hash -401250456, now seen corresponding path program 1 times [2024-12-17 13:57:54,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:57:54,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466405284] [2024-12-17 13:57:54,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:54,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:54,725 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 13:57:54,725 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:57:54,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466405284] [2024-12-17 13:57:54,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466405284] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:54,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1687946961] [2024-12-17 13:57:54,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:54,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:54,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-17 13:57:54,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:57:54,992 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 13:57:54,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1687946961] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:54,992 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:57:54,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 21 [2024-12-17 13:57:54,993 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:57:54,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 13:57:55,030 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:57:55,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:57:57,073 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:57,073 WARN L331 ript$VariableManager]: TermVariable v_~i_3~0_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:57,073 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:57,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:57,074 INFO L85 PathProgramCache]: Analyzing trace with hash 2112842368, now seen corresponding path program 1 times [2024-12-17 13:57:57,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:57:57,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380025022] [2024-12-17 13:57:57,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:57,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:57,302 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 13:57:57,302 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:57:57,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380025022] [2024-12-17 13:57:57,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380025022] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:57,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1637911797] [2024-12-17 13:57:57,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:57,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:57,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-17 13:57:57,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:57:57,581 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 13:57:57,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1637911797] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:57,581 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:57:57,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 21 [2024-12-17 13:57:57,583 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:57:57,583 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-12-17 13:57:57,628 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:57:57,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:57:57,656 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:57,656 WARN L331 ript$VariableManager]: TermVariable v_~i_7~0_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:57,656 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:57:57,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:57,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1076857923, now seen corresponding path program 1 times [2024-12-17 13:57:57,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:57:57,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729678598] [2024-12-17 13:57:57,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:57,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:58,047 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 13:57:58,048 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:57:58,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729678598] [2024-12-17 13:57:58,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729678598] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:58,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [713558306] [2024-12-17 13:57:58,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:58,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:58,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-17 13:57:58,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:57:58,448 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 13:57:58,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [713558306] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:58,448 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:57:58,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 29 [2024-12-17 13:57:58,448 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:57:58,449 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-12-17 13:57:58,449 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:58,449 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 13:57:58,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:58,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1920020196, now seen corresponding path program 1 times [2024-12-17 13:57:58,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:57:58,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177117964] [2024-12-17 13:57:58,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:58,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:59,023 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 13:57:59,023 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:57:59,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177117964] [2024-12-17 13:57:59,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177117964] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:59,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [693010489] [2024-12-17 13:57:59,023 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:57:59,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:57:59,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-17 13:57:59,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:57:59,574 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 13:57:59,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [693010489] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:57:59,575 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:57:59,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18] total 37 [2024-12-17 13:57:59,575 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:57:59,575 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-12-17 13:57:59,575 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:59,575 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-12-17 13:57:59,575 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:57:59,575 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-12-17 13:57:59,575 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:59,575 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-12-17 13:57:59,575 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:57:59,575 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2024-12-17 13:57:59,576 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:57:59,576 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-12-17 13:57:59,576 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:57:59,576 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:57:59,576 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:57:59,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:57:59,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1860052200, now seen corresponding path program 2 times [2024-12-17 13:57:59,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:57:59,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565823264] [2024-12-17 13:57:59,576 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:57:59,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:57:59,594 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-17 13:57:59,595 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:57:59,832 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 13:57:59,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:57:59,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565823264] [2024-12-17 13:57:59,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565823264] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:57:59,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:57:59,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-17 13:57:59,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103727598] [2024-12-17 13:57:59,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:57:59,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-17 13:57:59,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:57:59,834 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-17 13:57:59,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-12-17 13:57:59,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:59,834 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:57:59,834 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 13:57:59,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:57:59,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:57:59,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:57:59,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:57:59,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:00,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:00,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:00,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:00,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:00,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:00,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-12-17 13:58:00,157 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 13:58:00,157 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:58:00,157 INFO L139 ounterexampleChecker]: Examining path program with hash 1189313634, occurence #1 [2024-12-17 13:58:00,157 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:58:00,157 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:58:00,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:00,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1980980698, now seen corresponding path program 3 times [2024-12-17 13:58:00,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:58:00,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791875470] [2024-12-17 13:58:00,158 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 13:58:00,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:00,419 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-12-17 13:58:00,419 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:01,955 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 13:58:01,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:58:01,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791875470] [2024-12-17 13:58:01,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791875470] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:01,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [733143658] [2024-12-17 13:58:01,956 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 13:58:01,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:58:01,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:58:01,958 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 13:58:01,961 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 13:58:02,130 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-12-17 13:58:02,130 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:02,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-17 13:58:02,136 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:58:02,762 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 13:58:02,762 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:58:03,271 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 13:58:03,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [733143658] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:58:03,271 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:58:03,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 19, 19] total 75 [2024-12-17 13:58:03,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749853274] [2024-12-17 13:58:03,272 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:58:03,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2024-12-17 13:58:03,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:58:03,274 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2024-12-17 13:58:03,277 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1130, Invalid=4570, Unknown=0, NotChecked=0, Total=5700 [2024-12-17 13:58:03,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:03,277 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:58:03,278 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 13:58:03,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:03,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:03,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:03,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:03,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:03,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:03,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:03,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:03,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:03,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:03,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:03,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:03,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-17 13:58:04,186 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 13:58:04,187 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 13:58:04,187 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:58:04,187 INFO L139 ounterexampleChecker]: Examining path program with hash 1189313634, occurence #2 [2024-12-17 13:58:04,187 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:58:04,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:58:04,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:04,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-12-17 13:58:04,188 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:04,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-12-17 13:58:04,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:04,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-12-17 13:58:04,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:04,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 13:58:04,188 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:04,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:58:04,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:04,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-12-17 13:58:04,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:04,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-12-17 13:58:04,221 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:58:04,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:58:05,241 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:05,241 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:05,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:05,241 INFO L85 PathProgramCache]: Analyzing trace with hash 854060805, now seen corresponding path program 1 times [2024-12-17 13:58:05,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:58:05,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800092313] [2024-12-17 13:58:05,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:05,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 13:58:05,274 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 13:58:05,274 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 13:58:05,274 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-12-17 13:58:05,306 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:58:05,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:58:05,324 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:05,324 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:05,324 WARN L331 ript$VariableManager]: TermVariable v_~i_3~0_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:05,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:05,324 INFO L85 PathProgramCache]: Analyzing trace with hash -304757680, now seen corresponding path program 1 times [2024-12-17 13:58:05,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:58:05,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104918853] [2024-12-17 13:58:05,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:05,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:58:05,780 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 8 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:58:05,780 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:58:05,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104918853] [2024-12-17 13:58:05,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104918853] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:05,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [646192935] [2024-12-17 13:58:05,780 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:05,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:58:05,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-17 13:58:05,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:58:06,334 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 13:58:06,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [646192935] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:06,334 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:58:06,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22] total 44 [2024-12-17 13:58:06,335 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:58:06,335 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 138 [2024-12-17 13:58:06,382 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:58:06,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:58:08,424 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:08,424 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:08,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:08,425 INFO L85 PathProgramCache]: Analyzing trace with hash 40977117, now seen corresponding path program 1 times [2024-12-17 13:58:08,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:58:08,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909848202] [2024-12-17 13:58:08,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:08,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:58:09,307 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 60 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:58:09,308 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:58:09,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909848202] [2024-12-17 13:58:09,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909848202] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:09,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1377369259] [2024-12-17 13:58:09,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:09,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:58:09,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-17 13:58:09,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:58:10,517 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 13:58:10,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1377369259] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:10,518 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:58:10,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 34] total 68 [2024-12-17 13:58:10,518 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:58:10,518 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-12-17 13:58:10,518 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:10,518 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 156 [2024-12-17 13:58:10,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:10,613 INFO L85 PathProgramCache]: Analyzing trace with hash 410454270, now seen corresponding path program 1 times [2024-12-17 13:58:10,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:58:10,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376750207] [2024-12-17 13:58:10,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:10,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:58:11,710 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 13:58:11,710 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 13:58:11,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376750207] [2024-12-17 13:58:11,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376750207] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:11,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [478586233] [2024-12-17 13:58:11,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:11,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:58:11,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-17 13:58:11,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:58:13,319 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 13:58:13,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [478586233] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:13,320 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 13:58:13,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 38] total 77 [2024-12-17 13:58:13,320 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 13:58:13,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2024-12-17 13:58:13,320 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:13,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2024-12-17 13:58:13,320 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:13,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 170 [2024-12-17 13:58:13,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:13,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-12-17 13:58:13,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:13,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-12-17 13:58:13,321 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:13,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 180 [2024-12-17 13:58:13,321 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:13,321 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:58:13,321 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:58:13,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:13,322 INFO L85 PathProgramCache]: Analyzing trace with hash 262281638, now seen corresponding path program 4 times [2024-12-17 13:58:13,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:58:13,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087939347] [2024-12-17 13:58:13,322 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 13:58:13,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:13,343 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 13:58:13,344 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:13,608 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 13:58:13,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:58:13,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087939347] [2024-12-17 13:58:13,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087939347] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:13,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233063248] [2024-12-17 13:58:13,608 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 13:58:13,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:58:13,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:58:13,610 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 13:58:13,612 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 13:58:13,726 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 13:58:13,726 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:13,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-17 13:58:13,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:58:14,338 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 13:58:14,338 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:58:14,543 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 13:58:14,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233063248] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:58:14,544 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:58:14,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 34, 8] total 43 [2024-12-17 13:58:14,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338716481] [2024-12-17 13:58:14,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:58:14,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-12-17 13:58:14,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:58:14,545 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-12-17 13:58:14,546 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=1494, Unknown=0, NotChecked=0, Total=1806 [2024-12-17 13:58:14,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:14,546 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:58:14,546 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 13:58:14,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:14,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:14,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:14,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:14,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:14,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:14,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:15,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:15,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:15,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:15,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:15,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:15,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:15,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:15,614 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-12-17 13:58:15,808 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 13:58:15,809 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 13:58:15,809 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:58:15,809 INFO L139 ounterexampleChecker]: Examining path program with hash -977917114, occurence #1 [2024-12-17 13:58:15,809 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:58:15,809 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:58:15,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:15,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1859763528, now seen corresponding path program 5 times [2024-12-17 13:58:15,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:58:15,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402723394] [2024-12-17 13:58:15,810 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 13:58:15,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:15,891 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-12-17 13:58:15,892 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:16,552 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 13:58:16,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:58:16,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402723394] [2024-12-17 13:58:16,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402723394] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:16,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615835685] [2024-12-17 13:58:16,553 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 13:58:16,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:58:16,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:58:16,555 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 13:58:16,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-17 13:58:16,880 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-12-17 13:58:16,880 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:16,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-17 13:58:16,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:58:17,649 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 13:58:17,649 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:58:18,350 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 13:58:18,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615835685] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:58:18,351 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:58:18,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 29, 29] total 83 [2024-12-17 13:58:18,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552954322] [2024-12-17 13:58:18,351 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:58:18,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2024-12-17 13:58:18,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:58:18,353 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2024-12-17 13:58:18,355 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1485, Invalid=5487, Unknown=0, NotChecked=0, Total=6972 [2024-12-17 13:58:18,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:18,355 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:58:18,355 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 13:58:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:18,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:18,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:18,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:18,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:18,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:18,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:18,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:18,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:18,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-12-17 13:58:19,069 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 13:58:19,070 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 13:58:19,070 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:58:19,070 INFO L139 ounterexampleChecker]: Examining path program with hash -977917114, occurence #2 [2024-12-17 13:58:19,070 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:58:19,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:58:19,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:19,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 13:58:19,070 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:19,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 13:58:19,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:19,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-12-17 13:58:19,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:19,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 13:58:19,070 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:19,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-12-17 13:58:19,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:19,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 13:58:19,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:19,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2024-12-17 13:58:19,100 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:58:19,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:58:20,131 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:20,131 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:20,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:20,132 INFO L85 PathProgramCache]: Analyzing trace with hash 176555976, now seen corresponding path program 1 times [2024-12-17 13:58:20,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:58:20,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455334529] [2024-12-17 13:58:20,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:20,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 13:58:20,200 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 13:58:20,200 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 13:58:20,201 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 142 [2024-12-17 13:58:20,253 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:58:20,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:58:21,330 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:21,331 WARN L331 ript$VariableManager]: TermVariable v_~i_3~0_In_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:21,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:21,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1926347807, now seen corresponding path program 1 times [2024-12-17 13:58:21,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:58:21,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915625320] [2024-12-17 13:58:21,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:21,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 13:58:21,417 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 13:58:21,417 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 13:58:21,417 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 207 [2024-12-17 13:58:21,417 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:21,418 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2024-12-17 13:58:21,418 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:21,418 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 216 [2024-12-17 13:58:21,418 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:21,418 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2024-12-17 13:58:21,418 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:21,418 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2024-12-17 13:58:21,418 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:21,418 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 226 [2024-12-17 13:58:21,418 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:21,418 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2024-12-17 13:58:21,418 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:21,418 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:58:21,419 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:58:21,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:21,419 INFO L85 PathProgramCache]: Analyzing trace with hash 653421640, now seen corresponding path program 6 times [2024-12-17 13:58:21,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:58:21,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279834364] [2024-12-17 13:58:21,419 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 13:58:21,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:21,615 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2024-12-17 13:58:21,616 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:23,771 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 13:58:23,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:58:23,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279834364] [2024-12-17 13:58:23,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279834364] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:23,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1343885611] [2024-12-17 13:58:23,771 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 13:58:23,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:58:23,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:58:23,775 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 13:58:23,775 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 13:58:24,194 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2024-12-17 13:58:24,194 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:24,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 1070 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-17 13:58:24,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:58:25,532 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 13:58:25,532 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:58:26,921 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 13:58:26,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1343885611] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:58:26,922 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:58:26,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 37, 37] total 131 [2024-12-17 13:58:26,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194161025] [2024-12-17 13:58:26,922 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:58:26,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 132 states [2024-12-17 13:58:26,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:58:26,924 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 132 interpolants. [2024-12-17 13:58:26,928 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2915, Invalid=14377, Unknown=0, NotChecked=0, Total=17292 [2024-12-17 13:58:26,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:26,928 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:58:26,928 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 13:58:26,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:26,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:26,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:26,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:26,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:26,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:26,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:26,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:26,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:27,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:27,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:27,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 13:58:27,524 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 13:58:27,717 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 [2024-12-17 13:58:27,717 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 13:58:27,717 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:58:27,717 INFO L139 ounterexampleChecker]: Examining path program with hash -977917114, occurence #3 [2024-12-17 13:58:27,717 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:58:27,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:58:27,717 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:27,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 13:58:27,717 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:27,717 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 13:58:27,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:27,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-12-17 13:58:27,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:27,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 13:58:27,718 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:27,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-12-17 13:58:27,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:27,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 13:58:27,718 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:27,718 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-12-17 13:58:27,762 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:58:27,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:58:28,792 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:28,792 WARN L331 ript$VariableManager]: TermVariable v_~i_7~0_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:28,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:28,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1323226440, now seen corresponding path program 1 times [2024-12-17 13:58:28,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:58:28,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067503490] [2024-12-17 13:58:28,793 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:28,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 13:58:28,875 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 13:58:28,875 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 13:58:28,875 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2024-12-17 13:58:28,908 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:58:28,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:58:29,941 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:29,942 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:29,942 WARN L331 ript$VariableManager]: TermVariable v_~i_3~0_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:29,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:29,942 INFO L85 PathProgramCache]: Analyzing trace with hash -952803631, now seen corresponding path program 1 times [2024-12-17 13:58:29,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:58:29,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603466676] [2024-12-17 13:58:29,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:29,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 13:58:30,053 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 13:58:30,053 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 13:58:30,053 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 214 [2024-12-17 13:58:30,053 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:30,053 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 218 [2024-12-17 13:58:30,053 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:30,053 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2024-12-17 13:58:30,053 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:30,053 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 226 [2024-12-17 13:58:30,053 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:30,053 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 230 [2024-12-17 13:58:30,054 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:30,054 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 233 [2024-12-17 13:58:30,054 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:30,054 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 236 [2024-12-17 13:58:30,054 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:30,054 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:58:30,054 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:58:30,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:30,054 INFO L85 PathProgramCache]: Analyzing trace with hash 61735846, now seen corresponding path program 7 times [2024-12-17 13:58:30,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:58:30,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940236785] [2024-12-17 13:58:30,055 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 13:58:30,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:58:31,592 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 13:58:31,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:58:31,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940236785] [2024-12-17 13:58:31,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940236785] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:31,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [320219415] [2024-12-17 13:58:31,592 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 13:58:31,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:58:31,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:58:31,594 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 13:58:31,597 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 13:58:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:58:31,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 1133 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-17 13:58:31,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:58:32,978 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 13:58:32,978 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:58:34,037 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 13:58:34,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [320219415] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:58:34,038 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:58:34,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 45, 45] total 112 [2024-12-17 13:58:34,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717855128] [2024-12-17 13:58:34,039 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:58:34,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 113 states [2024-12-17 13:58:34,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:58:34,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2024-12-17 13:58:34,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2898, Invalid=9758, Unknown=0, NotChecked=0, Total=12656 [2024-12-17 13:58:34,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:34,049 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:58:34,049 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 13:58:34,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:34,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:34,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:34,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:34,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:34,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:34,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:34,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:34,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 13:58:34,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:34,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:34,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:34,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:34,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:34,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:34,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:34,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:34,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:34,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 13:58:34,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:58:34,602 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 13:58:34,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:58:34,796 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 13:58:34,796 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:58:34,796 INFO L139 ounterexampleChecker]: Examining path program with hash -977917114, occurence #4 [2024-12-17 13:58:34,796 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:58:34,796 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:58:34,796 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:34,796 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 13:58:34,796 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:34,796 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 13:58:34,796 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:34,797 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-12-17 13:58:34,797 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:34,797 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 13:58:34,797 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:34,797 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-12-17 13:58:34,797 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:34,797 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-12-17 13:58:34,797 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:34,797 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-12-17 13:58:34,834 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:58:34,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:58:35,863 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:35,863 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:35,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:35,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1104578340, now seen corresponding path program 1 times [2024-12-17 13:58:35,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:58:35,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018689201] [2024-12-17 13:58:35,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:35,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 13:58:35,958 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 13:58:35,958 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 13:58:35,958 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-12-17 13:58:35,999 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:58:36,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:58:37,031 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_13 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:37,032 WARN L331 ript$VariableManager]: TermVariable v_~i_3~0_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:37,032 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_13 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:58:37,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:37,032 INFO L85 PathProgramCache]: Analyzing trace with hash 785233141, now seen corresponding path program 1 times [2024-12-17 13:58:37,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:58:37,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359907430] [2024-12-17 13:58:37,033 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:58:37,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 13:58:37,128 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 13:58:37,128 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 13:58:37,128 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2024-12-17 13:58:37,128 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:37,128 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2024-12-17 13:58:37,128 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:37,128 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 224 [2024-12-17 13:58:37,128 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:37,128 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 227 [2024-12-17 13:58:37,128 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:37,129 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 231 [2024-12-17 13:58:37,129 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:37,129 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 234 [2024-12-17 13:58:37,129 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:37,129 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 237 [2024-12-17 13:58:37,129 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:37,129 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:58:37,129 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:58:37,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:37,129 INFO L85 PathProgramCache]: Analyzing trace with hash 250354504, now seen corresponding path program 8 times [2024-12-17 13:58:37,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:58:37,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12062006] [2024-12-17 13:58:37,129 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:58:37,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:37,219 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 13:58:37,219 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:38,549 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 13:58:38,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:58:38,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12062006] [2024-12-17 13:58:38,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12062006] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:38,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031865084] [2024-12-17 13:58:38,549 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:58:38,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:58:38,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:58:38,551 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 13:58:38,553 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 13:58:38,766 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 13:58:38,766 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:38,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-17 13:58:38,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:58:40,316 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 13:58:40,316 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:58:42,066 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 13:58:42,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031865084] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:58:42,066 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:58:42,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 47, 47] total 136 [2024-12-17 13:58:42,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263296288] [2024-12-17 13:58:42,066 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:58:42,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 137 states [2024-12-17 13:58:42,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:58:42,071 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 137 interpolants. [2024-12-17 13:58:42,075 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2740, Invalid=15892, Unknown=0, NotChecked=0, Total=18632 [2024-12-17 13:58:42,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:42,075 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:58:42,075 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 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:58:42,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:43,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:43,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:43,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:43,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:43,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:43,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:43,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:43,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:43,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 13:58:43,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:58:43,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 13:58:43,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-12-17 13:58:44,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-12-17 13:58:44,156 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 13:58:44,156 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:58:44,156 INFO L139 ounterexampleChecker]: Examining path program with hash -760385417, occurence #1 [2024-12-17 13:58:44,156 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:58:44,156 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:58:44,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:58:44,156 INFO L85 PathProgramCache]: Analyzing trace with hash 383762219, now seen corresponding path program 9 times [2024-12-17 13:58:44,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:58:44,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221646363] [2024-12-17 13:58:44,156 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 13:58:44,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:58:44,811 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2024-12-17 13:58:44,812 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:50,107 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 13:58:50,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:58:50,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221646363] [2024-12-17 13:58:50,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221646363] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:58:50,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646898701] [2024-12-17 13:58:50,107 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 13:58:50,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:58:50,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:58:50,111 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 13:58:50,112 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 13:58:51,841 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2024-12-17 13:58:51,842 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:58:51,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 1586 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-17 13:58:51,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:58:54,817 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 13:58:54,817 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:58:58,139 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 13:58:58,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [646898701] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:58:58,139 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:58:58,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 61, 61] total 217 [2024-12-17 13:58:58,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79844194] [2024-12-17 13:58:58,140 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:58:58,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 218 states [2024-12-17 13:58:58,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:58:58,143 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 218 interpolants. [2024-12-17 13:58:58,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8018, Invalid=39288, Unknown=0, NotChecked=0, Total=47306 [2024-12-17 13:58:58,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:58,145 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:58:58,146 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 13:58:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 13:58:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:58:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 13:58:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 13:58:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-12-17 13:58:58,766 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 13:58:58,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:58:58,954 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 13:58:58,954 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:58:58,954 INFO L139 ounterexampleChecker]: Examining path program with hash -760385417, occurence #2 [2024-12-17 13:58:58,954 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 13:58:58,954 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 13:58:58,954 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:58,954 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-12-17 13:58:58,954 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:58,954 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-12-17 13:58:58,954 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:58,954 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-12-17 13:58:58,954 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:58,954 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-12-17 13:58:58,954 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:58:58,954 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 13:58:58,955 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:58,955 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 13:58:58,955 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:58:58,955 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 248 [2024-12-17 13:58:58,988 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:58:58,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:59:00,012 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:59:00,012 WARN L331 ript$VariableManager]: TermVariable v_~i_7~0_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:59:00,012 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:59:00,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:59:00,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1043304551, now seen corresponding path program 1 times [2024-12-17 13:59:00,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:59:00,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111799189] [2024-12-17 13:59:00,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:59:00,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:59:00,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 13:59:00,316 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 13:59:00,317 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 13:59:00,317 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 280 [2024-12-17 13:59:00,352 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 13:59:00,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 13:59:01,423 WARN L331 ript$VariableManager]: TermVariable v_~i_3~0_In_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:59:01,423 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_15 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 13:59:01,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:59:01,424 INFO L85 PathProgramCache]: Analyzing trace with hash 527115492, now seen corresponding path program 1 times [2024-12-17 13:59:01,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 13:59:01,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89383621] [2024-12-17 13:59:01,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:59:01,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:59:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 13:59:01,764 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 13:59:01,764 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 13:59:01,765 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 345 [2024-12-17 13:59:01,765 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:59:01,765 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 349 [2024-12-17 13:59:01,765 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:59:01,765 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 354 [2024-12-17 13:59:01,765 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:59:01,765 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 357 [2024-12-17 13:59:01,765 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:59:01,765 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 361 [2024-12-17 13:59:01,765 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 13:59:01,765 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 364 [2024-12-17 13:59:01,765 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:59:01,765 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 367 [2024-12-17 13:59:01,765 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 13:59:01,765 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 13:59:01,765 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:59:01,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:59:01,766 INFO L85 PathProgramCache]: Analyzing trace with hash -889389107, now seen corresponding path program 10 times [2024-12-17 13:59:01,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:59:01,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262501134] [2024-12-17 13:59:01,766 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 13:59:01,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:59:01,803 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 13:59:01,803 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:59:02,499 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 13:59:02,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:59:02,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262501134] [2024-12-17 13:59:02,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262501134] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:59:02,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1977434768] [2024-12-17 13:59:02,500 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 13:59:02,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:59:02,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:59:02,501 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 13:59:02,502 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 13:59:02,721 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 13:59:02,721 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:59:02,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-12-17 13:59:02,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 13:59:04,231 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 13:59:04,232 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 13:59:04,652 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 13:59:04,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1977434768] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 13:59:04,652 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 13:59:04,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 75, 9] total 81 [2024-12-17 13:59:04,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748461136] [2024-12-17 13:59:04,652 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 13:59:04,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2024-12-17 13:59:04,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:59:04,654 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2024-12-17 13:59:04,654 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=546, Invalid=5934, Unknown=0, NotChecked=0, Total=6480 [2024-12-17 13:59:04,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:59:04,655 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:59:04,656 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 13:59:04,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:59:04,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:59:04,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:59:04,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:59:04,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:59:04,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:59:04,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:59:04,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 13:59:04,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 13:59:04,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:59:04,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 13:59:04,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-12-17 13:59:04,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:59:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:59:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:59:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 13:59:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 13:59:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 13:59:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 13:59:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 13:59:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 13:59:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 13:59:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:59:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 13:59:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 13:59:10,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 13:59:10,606 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 13:59:10,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:59:10,800 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 13:59:10,800 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:59:10,800 INFO L139 ounterexampleChecker]: Examining path program with hash 687026026, occurence #1 [2024-12-17 13:59:10,800 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:59:10,800 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:59:10,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:59:10,800 INFO L85 PathProgramCache]: Analyzing trace with hash 157538646, now seen corresponding path program 11 times [2024-12-17 13:59:10,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:59:10,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396781616] [2024-12-17 13:59:10,801 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 13:59:10,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:59:11,259 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2024-12-17 13:59:11,259 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:59:15,647 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 13:59:15,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:59:15,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396781616] [2024-12-17 13:59:15,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396781616] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 13:59:15,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904884325] [2024-12-17 13:59:15,647 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 13:59:15,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 13:59:15,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:59:15,649 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 13:59:15,651 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 14:00:07,259 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2024-12-17 14:00:07,259 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 14:00:07,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 1958 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-12-17 14:00:07,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 14:00:10,511 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 14:00:10,511 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 14:00:14,643 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 14:00:14,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904884325] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 14:00:14,644 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 14:00:14,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 75, 75] total 227 [2024-12-17 14:00:14,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942932240] [2024-12-17 14:00:14,644 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 14:00:14,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 228 states [2024-12-17 14:00:14,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 14:00:14,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 228 interpolants. [2024-12-17 14:00:14,652 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8752, Invalid=43004, Unknown=0, NotChecked=0, Total=51756 [2024-12-17 14:00:14,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:14,652 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 14:00:14,652 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 14:00:14,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:00:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:00:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:15,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:00:15,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:15,473 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 14:00:15,643 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,SelfDestructingSolverStorable44 [2024-12-17 14:00:15,644 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 14:00:15,644 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 14:00:15,644 INFO L139 ounterexampleChecker]: Examining path program with hash 687026026, occurence #2 [2024-12-17 14:00:15,644 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 14:00:15,644 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 14:00:15,644 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:00:15,644 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-12-17 14:00:15,648 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:00:15,648 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-12-17 14:00:15,648 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:00:15,648 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-12-17 14:00:15,648 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:00:15,648 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-12-17 14:00:15,648 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:00:15,648 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 14:00:15,648 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:00:15,648 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 14:00:15,648 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:00:15,648 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 293 [2024-12-17 14:00:15,681 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 14:00:15,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 14:00:16,704 WARN L331 ript$VariableManager]: TermVariable v_~i_7~0_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 14:00:16,705 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 14:00:16,705 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 14:00:16,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 14:00:16,705 INFO L85 PathProgramCache]: Analyzing trace with hash -2063231586, now seen corresponding path program 1 times [2024-12-17 14:00:16,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 14:00:16,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107478337] [2024-12-17 14:00:16,706 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 14:00:16,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:00:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 14:00:17,017 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 14:00:17,017 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 14:00:17,017 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 325 [2024-12-17 14:00:17,052 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 14:00:17,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 14:00:18,073 WARN L331 ript$VariableManager]: TermVariable v_~i_3~0_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 14:00:18,073 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_17 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 14:00:18,073 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_17 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 14:00:18,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 14:00:18,074 INFO L85 PathProgramCache]: Analyzing trace with hash 965585335, now seen corresponding path program 1 times [2024-12-17 14:00:18,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 14:00:18,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670203114] [2024-12-17 14:00:18,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 14:00:18,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:00:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 14:00:18,518 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 14:00:18,519 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 14:00:18,519 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 403 is hopeless, skipping. [2024-12-17 14:00:18,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 412 [2024-12-17 14:00:18,519 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:00:18,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 422 [2024-12-17 14:00:18,519 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:00:18,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 426 [2024-12-17 14:00:18,519 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:00:18,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 430 [2024-12-17 14:00:18,519 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:00:18,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 433 [2024-12-17 14:00:18,519 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:00:18,521 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 436 [2024-12-17 14:00:18,521 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:00:18,521 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 14:00:18,521 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 14:00:18,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 14:00:18,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1066633356, now seen corresponding path program 12 times [2024-12-17 14:00:18,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 14:00:18,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094655333] [2024-12-17 14:00:18,522 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 14:00:18,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:00:19,728 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2024-12-17 14:00:19,728 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 14:00:24,094 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 14:00:24,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 14:00:24,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094655333] [2024-12-17 14:00:24,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094655333] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 14:00:24,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1354682086] [2024-12-17 14:00:24,095 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 14:00:24,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 14:00:24,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 14:00:24,098 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 14:00:24,099 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 14:00:29,221 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2024-12-17 14:00:29,221 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 14:00:29,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 1967 conjuncts, 90 conjuncts are in the unsatisfiable core [2024-12-17 14:00:29,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 14:00:33,542 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 14:00:33,543 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 14:00:34,214 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 14:00:34,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1354682086] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 14:00:34,214 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 14:00:34,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 91, 10] total 180 [2024-12-17 14:00:34,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235159301] [2024-12-17 14:00:34,214 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 14:00:34,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 180 states [2024-12-17 14:00:34,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 14:00:34,216 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 180 interpolants. [2024-12-17 14:00:34,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2344, Invalid=29876, Unknown=0, NotChecked=0, Total=32220 [2024-12-17 14:00:34,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:34,218 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 14:00:34,219 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 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:34,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:00:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:00:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:00:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 14:00:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:00:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:00:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:00:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:00:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:00:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 14:00:43,702 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 14:00:43,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47 [2024-12-17 14:00:43,888 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 14:00:43,888 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 14:00:43,889 INFO L139 ounterexampleChecker]: Examining path program with hash -201296838, occurence #1 [2024-12-17 14:00:43,889 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 14:00:43,889 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 14:00:43,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 14:00:43,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1349055681, now seen corresponding path program 13 times [2024-12-17 14:00:43,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 14:00:43,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072801626] [2024-12-17 14:00:43,889 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 14:00:43,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:00:43,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 14:00:47,474 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 14:00:47,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 14:00:47,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072801626] [2024-12-17 14:00:47,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072801626] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 14:00:47,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1427252491] [2024-12-17 14:00:47,474 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 14:00:47,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 14:00:47,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 14:00:47,477 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 14:00:47,478 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 14:00:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 14:00:47,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 1751 conjuncts, 79 conjuncts are in the unsatisfiable core [2024-12-17 14:00:47,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 14:00:52,206 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 14:00:52,206 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 14:00:55,123 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 14:00:55,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1427252491] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 14:00:55,123 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 14:00:55,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [77, 77, 77] total 191 [2024-12-17 14:00:55,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281428214] [2024-12-17 14:00:55,124 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 14:00:55,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 192 states [2024-12-17 14:00:55,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 14:00:55,126 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 192 interpolants. [2024-12-17 14:00:55,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8268, Invalid=28404, Unknown=0, NotChecked=0, Total=36672 [2024-12-17 14:00:55,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:55,129 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 14:00:55,129 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 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 14:00:55,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 14:00:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 14:00:57,607 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 14:00:57,799 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,SelfDestructingSolverStorable48 [2024-12-17 14:00:57,799 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 14:00:57,799 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 14:00:57,799 INFO L139 ounterexampleChecker]: Examining path program with hash -143460387, occurence #1 [2024-12-17 14:00:57,799 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 14:00:57,799 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 14:00:57,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 14:00:57,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1974386993, now seen corresponding path program 14 times [2024-12-17 14:00:57,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 14:00:57,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717585067] [2024-12-17 14:00:57,800 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 14:00:57,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:00:57,934 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 14:00:57,935 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 14:01:08,495 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 14:01:08,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 14:01:08,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717585067] [2024-12-17 14:01:08,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717585067] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 14:01:08,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682380126] [2024-12-17 14:01:08,496 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 14:01:08,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 14:01:08,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 14:01:08,498 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 14:01:08,499 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 14:01:08,946 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 14:01:08,946 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 14:01:08,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 2141 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-12-17 14:01:08,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 14:01:14,553 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 14:01:14,553 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 14:01:20,725 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 14:01:20,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682380126] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 14:01:20,725 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 14:01:20,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [141, 79, 79] total 295 [2024-12-17 14:01:20,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996141426] [2024-12-17 14:01:20,726 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 14:01:20,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 296 states [2024-12-17 14:01:20,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 14:01:20,730 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 296 interpolants. [2024-12-17 14:01:20,738 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13174, Invalid=74146, Unknown=0, NotChecked=0, Total=87320 [2024-12-17 14:01:20,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:01:20,738 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 14:01:20,739 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 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:01:20,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:01:20,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:01:20,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:01:20,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:01:20,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 14:01:20,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 14:01:20,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 14:01:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 14:01:21,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 14:01:21,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-12-17 14:01:21,655 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,SelfDestructingSolverStorable49 [2024-12-17 14:01:21,656 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 14:01:21,656 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 14:01:21,656 INFO L139 ounterexampleChecker]: Examining path program with hash -143460387, occurence #2 [2024-12-17 14:01:21,656 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 14:01:21,656 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 14:01:21,657 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:01:21,657 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-12-17 14:01:21,657 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:01:21,657 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-12-17 14:01:21,657 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:01:21,657 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-12-17 14:01:21,657 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:01:21,657 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 14:01:21,657 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:01:21,657 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 14:01:21,657 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:01:21,657 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-12-17 14:01:21,657 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:01:21,657 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 379 [2024-12-17 14:01:21,687 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 14:01:21,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 14:01:23,718 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 14:01:23,718 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 14:01:23,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 14:01:23,719 INFO L85 PathProgramCache]: Analyzing trace with hash -328852275, now seen corresponding path program 1 times [2024-12-17 14:01:23,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 14:01:23,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620887601] [2024-12-17 14:01:23,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 14:01:23,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:01:23,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 14:01:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3725 backedges. 2888 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 14:01:27,761 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-12-17 14:01:27,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620887601] [2024-12-17 14:01:27,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620887601] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 14:01:27,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [858417043] [2024-12-17 14:01:27,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 14:01:27,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:01:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 14:01:27,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 1744 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-17 14:01:27,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 14:01:31,599 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 14:01:31,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [858417043] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 14:01:31,599 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-17 14:01:31,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [82, 82] total 162 [2024-12-17 14:01:31,600 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-12-17 14:01:31,600 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 444 [2024-12-17 14:01:31,600 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:01:31,600 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 456 [2024-12-17 14:01:31,600 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:01:31,600 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 460 [2024-12-17 14:01:31,600 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:01:31,600 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 472 [2024-12-17 14:01:31,600 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:01:31,600 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 477 [2024-12-17 14:01:31,600 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:01:31,600 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 480 [2024-12-17 14:01:31,600 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:01:31,600 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 482 [2024-12-17 14:01:31,600 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:01:31,600 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 14:01:31,600 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 14:01:31,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 14:01:31,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1531304045, now seen corresponding path program 15 times [2024-12-17 14:01:31,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 14:01:31,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405175947] [2024-12-17 14:01:31,601 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 14:01:31,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:01:33,053 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2024-12-17 14:01:33,056 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 14:01:43,538 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 14:01:43,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 14:01:43,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405175947] [2024-12-17 14:01:43,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405175947] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 14:01:43,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1583606509] [2024-12-17 14:01:43,539 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 14:01:43,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 14:01:43,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 14:01:43,541 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 14:01:43,542 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 14:01:57,922 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2024-12-17 14:01:57,923 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 14:01:57,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 2150 conjuncts, 92 conjuncts are in the unsatisfiable core [2024-12-17 14:01:57,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 14:02:03,837 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 14:02:03,837 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 14:02:11,290 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 14:02:11,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1583606509] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 14:02:11,291 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 14:02:11,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [142, 90, 90] total 319 [2024-12-17 14:02:11,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138048515] [2024-12-17 14:02:11,291 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 14:02:11,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 320 states [2024-12-17 14:02:11,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 14:02:11,296 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 320 interpolants. [2024-12-17 14:02:11,305 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16322, Invalid=85758, Unknown=0, NotChecked=0, Total=102080 [2024-12-17 14:02:11,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:02:11,305 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 14:02:11,306 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 14:02:11,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:02:11,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:02:11,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:02:11,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:02:11,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 14:02:11,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 14:02:11,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:02:12,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 14:02:12,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 14:02:12,050 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-12-17 14:02:12,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 14:02:12,228 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 14:02:12,228 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 14:02:12,229 INFO L139 ounterexampleChecker]: Examining path program with hash -143460387, occurence #3 [2024-12-17 14:02:12,229 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 14:02:12,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 14:02:12,229 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:02:12,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-12-17 14:02:12,229 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:02:12,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 14:02:12,229 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:02:12,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 14:02:12,229 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:02:12,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-12-17 14:02:12,229 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:02:12,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-12-17 14:02:12,229 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:02:12,229 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 14:02:12,229 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:02:12,230 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 389 [2024-12-17 14:02:12,270 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 14:02:12,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-12-17 14:02:15,307 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.offset_In_19 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 14:02:15,308 WARN L331 ript$VariableManager]: TermVariable v_~X_0~0.base_In_19 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-12-17 14:02:15,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 14:02:15,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1852670056, now seen corresponding path program 1 times [2024-12-17 14:02:15,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-12-17 14:02:15,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000031275] [2024-12-17 14:02:15,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 14:02:15,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:02:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-17 14:02:16,037 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-12-17 14:02:16,038 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-12-17 14:02:16,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 454 [2024-12-17 14:02:16,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:02:16,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 466 [2024-12-17 14:02:16,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:02:16,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 470 [2024-12-17 14:02:16,038 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:02:16,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 482 [2024-12-17 14:02:16,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:02:16,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 487 [2024-12-17 14:02:16,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 14:02:16,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 490 [2024-12-17 14:02:16,038 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:02:16,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 492 [2024-12-17 14:02:16,038 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 14:02:16,038 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 14:02:16,039 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 14:02:16,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 14:02:16,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1987211859, now seen corresponding path program 16 times [2024-12-17 14:02:16,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 14:02:16,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321612431] [2024-12-17 14:02:16,039 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 14:02:16,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:02:16,094 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 14:02:16,095 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 14:02:17,387 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 14:02:17,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 14:02:17,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321612431] [2024-12-17 14:02:17,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321612431] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 14:02:17,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1608357685] [2024-12-17 14:02:17,387 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 14:02:17,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 14:02:17,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 14:02:17,389 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 14:02:17,392 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 14:02:17,716 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 14:02:17,717 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 14:02:17,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 842 conjuncts, 100 conjuncts are in the unsatisfiable core [2024-12-17 14:02:17,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 14:02:20,231 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 14:02:20,232 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 14:02:20,880 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 14:02:20,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1608357685] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 14:02:20,880 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 14:02:20,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 101, 9] total 109 [2024-12-17 14:02:20,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347486200] [2024-12-17 14:02:20,880 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 14:02:20,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 109 states [2024-12-17 14:02:20,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 14:02:20,882 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2024-12-17 14:02:20,882 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=657, Invalid=11115, Unknown=0, NotChecked=0, Total=11772 [2024-12-17 14:02:20,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:02:20,882 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 14:02:20,882 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 14:02:20,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:02:20,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:02:20,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:02:20,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:02:20,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-12-17 14:02:20,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-12-17 14:02:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-12-17 14:02:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 14:02:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-17 14:02:29,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-12-17 14:02:29,497 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-12-17 14:02:29,690 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,SelfDestructingSolverStorable53,SelfDestructingSolverStorable54 [2024-12-17 14:02:29,690 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 14:02:29,690 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 14:02:29,691 INFO L139 ounterexampleChecker]: Examining path program with hash -1837934484, occurence #1 [2024-12-17 14:02:29,691 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 14:02:29,691 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 14:02:29,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 14:02:29,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1372124255, now seen corresponding path program 17 times [2024-12-17 14:02:29,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 14:02:29,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682805713] [2024-12-17 14:02:29,691 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 14:02:29,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 14:02:30,481 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 26 check-sat command(s) [2024-12-17 14:02:30,481 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 14:02:36,485 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 14:02:36,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 14:02:36,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682805713] [2024-12-17 14:02:36,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682805713] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 14:02:36,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242236960] [2024-12-17 14:02:36,486 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 14:02:36,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 14:02:36,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 14:02:36,488 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 14:02:36,489 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 Killed by 15