./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.wvr.c --full-output --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1c4755c5 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.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 cd36b7f18dbd530fce94e0943ff58c16da276fcc41b96fdafde87c3c69036175 --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.3.0-dev-1c4755c-m [2024-12-17 22:08:50,021 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-17 22:08:50,078 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-12-17 22:08:50,081 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-17 22:08:50,083 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-17 22:08:50,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-17 22:08:50,103 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-17 22:08:50,103 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-17 22:08:50,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-17 22:08:50,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-17 22:08:50,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-17 22:08:50,105 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-17 22:08:50,105 INFO L153 SettingsManager]: * Use SBE=true [2024-12-17 22:08:50,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-17 22:08:50,106 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-17 22:08:50,106 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-17 22:08:50,106 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-17 22:08:50,106 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-17 22:08:50,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-17 22:08:50,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-17 22:08:50,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-17 22:08:50,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-17 22:08:50,106 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-17 22:08:50,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-17 22:08:50,107 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-17 22:08:50,107 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-17 22:08:50,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-17 22:08:50,107 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-17 22:08:50,107 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-17 22:08:50,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-17 22:08:50,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 22:08:50,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-17 22:08:50,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-17 22:08:50,107 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-17 22:08:50,108 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2024-12-17 22:08:50,108 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-17 22:08:50,108 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-17 22:08:50,108 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-12-17 22:08:50,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-17 22:08:50,108 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-17 22:08:50,108 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-12-17 22:08:50,108 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-12-17 22:08:50,108 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-12-17 22:08:50,109 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 -> cd36b7f18dbd530fce94e0943ff58c16da276fcc41b96fdafde87c3c69036175 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-12-17 22:08:50,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-17 22:08:50,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-17 22:08:50,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-17 22:08:50,342 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-17 22:08:50,342 INFO L274 PluginConnector]: CDTParser initialized [2024-12-17 22:08:50,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.wvr.c [2024-12-17 22:08:51,455 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/5b172de4e/fc173571210049c0a93af37965a8d55c/FLAGf1609f7d9 [2024-12-17 22:08:51,694 INFO L384 CDTParser]: Found 1 translation units. [2024-12-17 22:08:51,695 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.wvr.c [2024-12-17 22:08:51,700 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/5b172de4e/fc173571210049c0a93af37965a8d55c/FLAGf1609f7d9 [2024-12-17 22:08:52,014 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/5b172de4e/fc173571210049c0a93af37965a8d55c [2024-12-17 22:08:52,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-17 22:08:52,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-17 22:08:52,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-17 22:08:52,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-17 22:08:52,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-17 22:08:52,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f871b1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52, skipping insertion in model container [2024-12-17 22:08:52,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,034 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-17 22:08:52,153 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.wvr.c[2368,2381] [2024-12-17 22:08:52,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 22:08:52,168 INFO L200 MainTranslator]: Completed pre-run [2024-12-17 22:08:52,185 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.wvr.c[2368,2381] [2024-12-17 22:08:52,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 22:08:52,203 INFO L204 MainTranslator]: Completed translation [2024-12-17 22:08:52,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52 WrapperNode [2024-12-17 22:08:52,205 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-17 22:08:52,206 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-17 22:08:52,206 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-17 22:08:52,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-17 22:08:52,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,241 INFO L138 Inliner]: procedures = 22, calls = 24, calls flagged for inlining = 12, calls inlined = 16, statements flattened = 172 [2024-12-17 22:08:52,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-17 22:08:52,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-17 22:08:52,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-17 22:08:52,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-17 22:08:52,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,261 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,268 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,273 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,274 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-17 22:08:52,275 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-17 22:08:52,276 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-17 22:08:52,276 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-17 22:08:52,277 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (1/1) ... [2024-12-17 22:08:52,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 22:08:52,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:08:52,312 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 22:08:52,315 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 22:08:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-17 22:08:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-17 22:08:52,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-17 22:08:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-17 22:08:52,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-17 22:08:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-17 22:08:52,333 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-17 22:08:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-17 22:08:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-17 22:08:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-17 22:08:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-17 22:08:52,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-17 22:08:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-17 22:08:52,334 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 22:08:52,417 INFO L234 CfgBuilder]: Building ICFG [2024-12-17 22:08:52,418 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-17 22:08:52,672 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-17 22:08:52,672 INFO L283 CfgBuilder]: Performing block encoding [2024-12-17 22:08:52,844 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-17 22:08:52,844 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-17 22:08:52,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:08:52 BoogieIcfgContainer [2024-12-17 22:08:52,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-17 22:08:52,847 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-17 22:08:52,847 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-17 22:08:52,850 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-17 22:08:52,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 10:08:52" (1/3) ... [2024-12-17 22:08:52,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575da7c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:08:52, skipping insertion in model container [2024-12-17 22:08:52,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:08:52" (2/3) ... [2024-12-17 22:08:52,851 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575da7c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:08:52, skipping insertion in model container [2024-12-17 22:08:52,851 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:08:52" (3/3) ... [2024-12-17 22:08:52,854 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum-alt.wvr.c [2024-12-17 22:08:52,873 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-17 22:08:52,875 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-array-sum-alt.wvr.c that has 4 procedures, 28 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-12-17 22:08:52,878 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-17 22:08:52,930 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-12-17 22:08:52,959 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 22:08:52,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-12-17 22:08:52,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:08:52,964 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 22:08:52,965 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 22:08:53,029 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 22:08:53,040 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-12-17 22:08:53,046 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;@40c8769a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 22:08:53,047 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-12-17 22:08:53,273 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:08:53,273 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:08:53,274 INFO L139 ounterexampleChecker]: Examining path program with hash -200348482, occurence #1 [2024-12-17 22:08:53,274 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 22:08:53,274 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:08:53,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:08:53,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1754937671, now seen corresponding path program 1 times [2024-12-17 22:08:53,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:08:53,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762389535] [2024-12-17 22:08:53,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 22:08:53,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:08:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:08:53,506 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 22:08:53,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:08:53,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762389535] [2024-12-17 22:08:53,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762389535] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 22:08:53,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 22:08:53,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-17 22:08:53,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947071794] [2024-12-17 22:08:53,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 22:08:53,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 22:08:53,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:08:53,527 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 22:08:53,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 22:08:53,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:53,528 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:08:53,530 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 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 22:08:53,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:53,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:53,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-17 22:08:53,576 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:08:53,576 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:08:53,576 INFO L139 ounterexampleChecker]: Examining path program with hash 1506635265, occurence #1 [2024-12-17 22:08:53,576 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 22:08:53,577 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:08:53,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:08:53,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1909679244, now seen corresponding path program 1 times [2024-12-17 22:08:53,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:08:53,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595912419] [2024-12-17 22:08:53,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 22:08:53,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:08:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:08:53,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:08:53,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:08:53,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595912419] [2024-12-17 22:08:53,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595912419] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 22:08:53,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 22:08:53,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-17 22:08:53,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297953218] [2024-12-17 22:08:53,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 22:08:53,719 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-17 22:08:53,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:08:53,719 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-17 22:08:53,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-17 22:08:53,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:53,720 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:08:53,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 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 22:08:53,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:53,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:53,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:53,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:53,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-17 22:08:53,781 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:08:53,781 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:08:53,781 INFO L139 ounterexampleChecker]: Examining path program with hash 1506635265, occurence #2 [2024-12-17 22:08:53,781 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:08:53,782 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:08:53,782 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:08:53,782 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-12-17 22:08:53,792 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:53,792 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 22:08:53,792 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:53,792 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-12-17 22:08:53,792 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:53,792 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 22:08:53,792 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:08:53,792 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 22:08:53,793 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:53,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 22:08:53,793 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:08:53,793 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:08:53,793 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:08:53,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:08:53,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1400959197, now seen corresponding path program 1 times [2024-12-17 22:08:53,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:08:53,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876189130] [2024-12-17 22:08:53,793 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 22:08:53,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:08:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:08:53,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:08:53,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:08:53,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876189130] [2024-12-17 22:08:53,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876189130] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:08:53,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914534967] [2024-12-17 22:08:53,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 22:08:53,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:53,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:08:53,933 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 22:08:53,934 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 22:08:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:08:54,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-17 22:08:54,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:08:54,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:08:54,082 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:08:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:08:54,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914534967] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-17 22:08:54,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-17 22:08:54,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2024-12-17 22:08:54,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069000530] [2024-12-17 22:08:54,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 22:08:54,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-17 22:08:54,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:08:54,127 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-17 22:08:54,128 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-12-17 22:08:54,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:54,128 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:08:54,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 22:08:54,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:54,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:54,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:54,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:54,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:54,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:54,202 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-17 22:08:54,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:54,397 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:08:54,397 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:08:54,398 INFO L139 ounterexampleChecker]: Examining path program with hash -403215, occurence #1 [2024-12-17 22:08:54,398 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 22:08:54,398 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:08:54,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:08:54,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1449376318, now seen corresponding path program 1 times [2024-12-17 22:08:54,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:08:54,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888826376] [2024-12-17 22:08:54,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 22:08:54,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:08:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:08:54,531 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 22:08:54,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:08:54,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888826376] [2024-12-17 22:08:54,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888826376] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:08:54,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1216702418] [2024-12-17 22:08:54,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 22:08:54,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:54,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:08:54,534 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 22:08:54,535 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 22:08:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:08:54,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-17 22:08:54,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:08:54,670 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 22:08:54,670 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:08:54,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:08:54,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1216702418] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-17 22:08:54,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-17 22:08:54,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6, 6] total 13 [2024-12-17 22:08:54,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271077287] [2024-12-17 22:08:54,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 22:08:54,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-17 22:08:54,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:08:54,739 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-17 22:08:54,740 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2024-12-17 22:08:54,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:54,740 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:08:54,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.0) internal successors, (21), 6 states have internal predecessors, (21), 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 22:08:54,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:54,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:54,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:54,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:54,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:54,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:54,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:54,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:54,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-17 22:08:55,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:55,079 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:08:55,079 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:08:55,080 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #1 [2024-12-17 22:08:55,080 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 22:08:55,083 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:08:55,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:08:55,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1182463521, now seen corresponding path program 1 times [2024-12-17 22:08:55,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:08:55,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726530646] [2024-12-17 22:08:55,083 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 22:08:55,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:08:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:08:55,627 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 22:08:55,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:08:55,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726530646] [2024-12-17 22:08:55,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726530646] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:08:55,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1433342122] [2024-12-17 22:08:55,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 22:08:55,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:55,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:08:55,633 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 22:08:55,635 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 22:08:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:08:55,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-17 22:08:55,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:08:55,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-17 22:08:55,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-12-17 22:08:55,929 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 22:08:55,929 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:08:56,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:08:56,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1433342122] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-17 22:08:56,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-17 22:08:56,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9, 11] total 23 [2024-12-17 22:08:56,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908424644] [2024-12-17 22:08:56,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 22:08:56,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-17 22:08:56,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:08:56,107 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-17 22:08:56,108 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=459, Unknown=0, NotChecked=0, Total=552 [2024-12-17 22:08:56,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:56,108 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:08:56,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.4) internal successors, (24), 9 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 22:08:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:56,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:56,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:56,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:56,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:56,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:56,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:08:56,506 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 22:08:56,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:56,700 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:08:56,701 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:08:56,701 INFO L139 ounterexampleChecker]: Examining path program with hash -775549238, occurence #1 [2024-12-17 22:08:56,701 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 22:08:56,701 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:08:56,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:08:56,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1171949478, now seen corresponding path program 2 times [2024-12-17 22:08:56,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:08:56,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559847674] [2024-12-17 22:08:56,701 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:08:56,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:08:56,716 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:08:56,716 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:08:56,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:08:56,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:08:56,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559847674] [2024-12-17 22:08:56,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559847674] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 22:08:56,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 22:08:56,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-17 22:08:56,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534678458] [2024-12-17 22:08:56,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 22:08:56,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-17 22:08:56,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:08:56,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-17 22:08:56,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-12-17 22:08:56,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:56,824 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:08:56,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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 22:08:56,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:56,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:56,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:56,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:56,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:08:56,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:56,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:56,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:56,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:56,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:56,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:08:56,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:56,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-17 22:08:56,919 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:08:56,919 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:08:56,919 INFO L139 ounterexampleChecker]: Examining path program with hash 938914751, occurence #1 [2024-12-17 22:08:56,919 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 22:08:56,919 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:08:56,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:08:56,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1373642517, now seen corresponding path program 3 times [2024-12-17 22:08:56,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:08:56,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247614883] [2024-12-17 22:08:56,920 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:08:56,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:08:56,937 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-12-17 22:08:56,937 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:08:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:08:57,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:08:57,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247614883] [2024-12-17 22:08:57,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247614883] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:08:57,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321279873] [2024-12-17 22:08:57,026 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:08:57,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:57,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:08:57,029 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 22:08:57,031 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 22:08:57,095 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-12-17 22:08:57,095 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:08:57,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-17 22:08:57,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:08:57,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:08:57,191 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:08:57,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:08:57,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321279873] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:08:57,265 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:08:57,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-12-17 22:08:57,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618230749] [2024-12-17 22:08:57,265 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:08:57,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-12-17 22:08:57,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:08:57,266 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-12-17 22:08:57,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2024-12-17 22:08:57,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:57,266 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:08:57,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.473684210526316) internal successors, (47), 19 states have internal predecessors, (47), 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 22:08:57,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:57,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:57,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:57,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:57,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:08:57,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:57,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:57,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:08:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:57,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:08:57,555 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 22:08:57,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:57,750 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:08:57,750 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:08:57,750 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #2 [2024-12-17 22:08:57,750 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:08:57,750 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:08:57,750 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:08:57,750 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-12-17 22:08:57,750 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:57,750 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 22:08:57,750 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:57,750 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-12-17 22:08:57,750 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:57,750 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-12-17 22:08:57,750 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:57,750 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-12-17 22:08:57,750 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:08:57,750 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:08:57,750 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:08:57,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:08:57,751 INFO L85 PathProgramCache]: Analyzing trace with hash 145371670, now seen corresponding path program 4 times [2024-12-17 22:08:57,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:08:57,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550793819] [2024-12-17 22:08:57,751 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:08:57,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:08:57,762 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:08:57,762 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:08:57,853 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:08:57,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:08:57,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550793819] [2024-12-17 22:08:57,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550793819] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:08:57,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802480709] [2024-12-17 22:08:57,854 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:08:57,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:57,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:08:57,856 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 22:08:57,857 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 22:08:57,917 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:08:57,918 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:08:57,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-17 22:08:57,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:08:58,047 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:08:58,052 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:08:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:08:58,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [802480709] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:08:58,109 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:08:58,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2024-12-17 22:08:58,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642922933] [2024-12-17 22:08:58,109 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:08:58,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-17 22:08:58,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:08:58,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-17 22:08:58,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2024-12-17 22:08:58,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:58,110 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:08:58,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.5714285714285716) internal successors, (50), 13 states have internal predecessors, (50), 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 22:08:58,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:58,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:58,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:58,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:58,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:08:58,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:58,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:08:58,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:08:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:08:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:08:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:08:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:08:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:08:58,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:08:58,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-17 22:08:58,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:58,414 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:08:58,414 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:08:58,414 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #3 [2024-12-17 22:08:58,414 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:08:58,415 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:08:58,415 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:08:58,415 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-12-17 22:08:58,415 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:58,415 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 22:08:58,415 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:58,415 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-12-17 22:08:58,415 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:58,415 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-12-17 22:08:58,415 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:08:58,415 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 22:08:58,415 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:08:58,415 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:08:58,415 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:08:58,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:08:58,416 INFO L85 PathProgramCache]: Analyzing trace with hash -640189017, now seen corresponding path program 5 times [2024-12-17 22:08:58,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:08:58,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74752651] [2024-12-17 22:08:58,416 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 22:08:58,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:08:58,439 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:08:58,439 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:08:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:08:59,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:08:59,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74752651] [2024-12-17 22:08:59,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74752651] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:08:59,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1501042804] [2024-12-17 22:08:59,182 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 22:08:59,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:08:59,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:08:59,184 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:08:59,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-17 22:08:59,244 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:08:59,244 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:08:59,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-17 22:08:59,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:08:59,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-17 22:08:59,691 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 22:08:59,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 11 [2024-12-17 22:08:59,699 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:08:59,699 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:00,031 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 22:09:00,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1501042804] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:00,031 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:00,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 13] total 38 [2024-12-17 22:09:00,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057711954] [2024-12-17 22:09:00,031 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:00,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-12-17 22:09:00,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:00,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-12-17 22:09:00,032 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1354, Unknown=0, NotChecked=0, Total=1482 [2024-12-17 22:09:00,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:00,032 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:00,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.7179487179487178) internal successors, (67), 38 states have internal predecessors, (67), 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 22:09:00,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:00,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:00,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:00,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:00,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:00,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:00,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:00,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:00,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:01,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:01,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:01,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:01,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:01,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:01,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:01,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:01,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:01,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:01,370 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-12-17 22:09:01,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:01,569 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:01,569 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:01,569 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #4 [2024-12-17 22:09:01,569 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:01,569 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:01,569 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:01,569 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-12-17 22:09:01,569 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:01,569 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-12-17 22:09:01,569 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:01,569 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-12-17 22:09:01,570 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:01,570 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 22:09:01,570 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:01,570 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 22:09:01,570 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:01,570 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:01,570 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:01,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:01,570 INFO L85 PathProgramCache]: Analyzing trace with hash -925320668, now seen corresponding path program 6 times [2024-12-17 22:09:01,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:01,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203100707] [2024-12-17 22:09:01,570 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 22:09:01,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:01,598 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2024-12-17 22:09:01,599 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:01,729 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:01,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:01,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203100707] [2024-12-17 22:09:01,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203100707] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:01,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1362864835] [2024-12-17 22:09:01,730 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 22:09:01,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:01,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:01,732 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 22:09:01,736 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 22:09:01,803 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2024-12-17 22:09:01,803 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:01,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-17 22:09:01,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:09:01,966 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:01,966 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:02,059 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:02,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1362864835] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:02,059 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:02,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 23 [2024-12-17 22:09:02,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639281686] [2024-12-17 22:09:02,060 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:02,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-12-17 22:09:02,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:02,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-12-17 22:09:02,061 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=413, Unknown=0, NotChecked=0, Total=552 [2024-12-17 22:09:02,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:02,061 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:02,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 3.0) internal successors, (72), 23 states have internal predecessors, (72), 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 22:09:02,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:02,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:02,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:02,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:02,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:02,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:02,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:02,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:02,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:02,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:02,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:02,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-12-17 22:09:02,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:02,340 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:02,340 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:02,340 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #5 [2024-12-17 22:09:02,340 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:02,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:02,340 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:02,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 22:09:02,340 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:02,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-12-17 22:09:02,340 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:02,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-12-17 22:09:02,340 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:02,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-12-17 22:09:02,340 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:02,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 22:09:02,340 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:02,340 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:02,340 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:02,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:02,341 INFO L85 PathProgramCache]: Analyzing trace with hash 464356469, now seen corresponding path program 7 times [2024-12-17 22:09:02,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:02,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425129879] [2024-12-17 22:09:02,341 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 22:09:02,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:09:03,909 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:03,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:03,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425129879] [2024-12-17 22:09:03,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425129879] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:03,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291096854] [2024-12-17 22:09:03,910 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 22:09:03,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:03,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:03,911 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 22:09:03,913 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 22:09:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:09:03,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 78 conjuncts are in the unsatisfiable core [2024-12-17 22:09:03,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:09:04,872 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 22:09:04,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 47 treesize of output 15 [2024-12-17 22:09:04,901 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:09:04,901 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:05,585 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 22:09:05,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 83 treesize of output 166 [2024-12-17 22:09:06,101 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-17 22:09:06,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291096854] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:06,101 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:06,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25, 21] total 68 [2024-12-17 22:09:06,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598924645] [2024-12-17 22:09:06,102 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:06,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2024-12-17 22:09:06,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:06,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2024-12-17 22:09:06,104 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=376, Invalid=4316, Unknown=0, NotChecked=0, Total=4692 [2024-12-17 22:09:06,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:06,104 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:06,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 1.434782608695652) internal successors, (99), 68 states have internal predecessors, (99), 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 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:06,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:09,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-12-17 22:09:09,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:09,626 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:09,626 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:09,627 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #6 [2024-12-17 22:09:09,627 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:09,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:09,627 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:09,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-12-17 22:09:09,627 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:09,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-12-17 22:09:09,627 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:09,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-12-17 22:09:09,627 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:09,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-12-17 22:09:09,627 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:09,627 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 22:09:09,627 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:09,627 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:09,627 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:09,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:09,628 INFO L85 PathProgramCache]: Analyzing trace with hash 444564561, now seen corresponding path program 8 times [2024-12-17 22:09:09,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:09,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788615091] [2024-12-17 22:09:09,628 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:09:09,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:09,645 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:09:09,645 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:10,062 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 105 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:10,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:10,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788615091] [2024-12-17 22:09:10,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788615091] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:10,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1217213420] [2024-12-17 22:09:10,062 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:09:10,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:10,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:10,068 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 22:09:10,070 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 22:09:10,159 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:09:10,160 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:10,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-17 22:09:10,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:09:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 88 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-17 22:09:10,378 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:10,601 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 88 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-17 22:09:10,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1217213420] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:10,602 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:10,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 12, 12] total 45 [2024-12-17 22:09:10,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182625203] [2024-12-17 22:09:10,602 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:10,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-12-17 22:09:10,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:10,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-12-17 22:09:10,603 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=330, Invalid=1740, Unknown=0, NotChecked=0, Total=2070 [2024-12-17 22:09:10,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:10,604 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:10,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 2.652173913043478) internal successors, (122), 45 states have internal predecessors, (122), 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 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:10,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:10,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:10,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:10,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:10,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-12-17 22:09:10,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:10,979 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:10,979 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:10,979 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #7 [2024-12-17 22:09:10,979 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:10,979 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:10,979 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:10,979 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 22:09:10,980 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:10,980 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-12-17 22:09:10,980 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:10,980 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 22:09:10,980 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:10,980 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 22:09:10,980 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:10,980 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 22:09:10,980 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:10,980 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:10,980 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:10,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:10,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1732213216, now seen corresponding path program 9 times [2024-12-17 22:09:10,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:10,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758799067] [2024-12-17 22:09:10,980 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:09:10,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:11,087 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-12-17 22:09:11,087 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:11,308 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:11,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:11,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758799067] [2024-12-17 22:09:11,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758799067] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:11,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1595356674] [2024-12-17 22:09:11,308 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:09:11,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:11,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:11,310 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 22:09:11,311 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 22:09:11,414 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-12-17 22:09:11,414 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:11,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-17 22:09:11,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:09:11,733 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:11,734 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:11,930 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:11,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1595356674] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:11,930 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:11,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 40 [2024-12-17 22:09:11,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371332492] [2024-12-17 22:09:11,931 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:11,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-12-17 22:09:11,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:11,931 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-12-17 22:09:11,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=392, Invalid=1248, Unknown=0, NotChecked=0, Total=1640 [2024-12-17 22:09:11,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:11,933 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:11,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 3.1463414634146343) internal successors, (129), 40 states have internal predecessors, (129), 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 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:11,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:12,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:12,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-12-17 22:09:12,214 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,SelfDestructingSolverStorable12 [2024-12-17 22:09:12,214 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:12,214 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:12,214 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #8 [2024-12-17 22:09:12,214 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:12,214 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:12,214 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:12,214 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-12-17 22:09:12,215 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:12,215 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 22:09:12,215 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:12,215 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 22:09:12,215 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:12,215 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-12-17 22:09:12,215 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:12,215 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 22:09:12,215 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:12,215 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:12,215 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:12,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:12,215 INFO L85 PathProgramCache]: Analyzing trace with hash 597229585, now seen corresponding path program 10 times [2024-12-17 22:09:12,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:12,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533017828] [2024-12-17 22:09:12,215 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:09:12,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:12,277 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:09:12,277 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:16,686 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:16,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:16,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533017828] [2024-12-17 22:09:16,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533017828] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:16,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1604130407] [2024-12-17 22:09:16,687 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:09:16,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:16,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:16,689 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 22:09:16,690 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 22:09:16,783 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:09:16,783 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:16,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 148 conjuncts are in the unsatisfiable core [2024-12-17 22:09:16,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:09:17,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-17 22:09:19,636 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 22:09:19,637 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 87 treesize of output 23 [2024-12-17 22:09:19,687 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:19,687 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:22,598 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-12-17 22:09:22,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1604130407] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:22,598 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:22,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 46, 37] total 126 [2024-12-17 22:09:22,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501859585] [2024-12-17 22:09:22,598 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:22,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 127 states [2024-12-17 22:09:22,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:22,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2024-12-17 22:09:22,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1058, Invalid=14944, Unknown=0, NotChecked=0, Total=16002 [2024-12-17 22:09:22,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:22,602 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:22,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 127 states, 127 states have (on average 1.2440944881889764) internal successors, (158), 126 states have internal predecessors, (158), 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 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:32,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:32,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:32,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:32,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:32,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:32,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:32,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:32,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:32,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:32,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:32,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:32,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:32,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:32,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:32,924 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 22:09:33,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-12-17 22:09:33,118 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:33,118 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:33,119 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #9 [2024-12-17 22:09:33,119 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:33,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:33,119 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:33,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2024-12-17 22:09:33,119 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:33,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 22:09:33,119 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:33,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 22:09:33,119 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:33,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 22:09:33,119 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:33,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-12-17 22:09:33,119 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:33,119 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:33,119 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:33,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:33,119 INFO L85 PathProgramCache]: Analyzing trace with hash -802924599, now seen corresponding path program 11 times [2024-12-17 22:09:33,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:33,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449222846] [2024-12-17 22:09:33,119 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 22:09:33,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:33,178 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-12-17 22:09:33,178 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 480 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:33,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:33,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449222846] [2024-12-17 22:09:33,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449222846] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:33,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [703491067] [2024-12-17 22:09:33,693 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 22:09:33,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:33,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:33,696 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 22:09:33,698 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 22:09:33,878 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-12-17 22:09:33,878 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:33,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-17 22:09:33,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:09:34,345 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 375 proven. 36 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-17 22:09:34,346 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:34,630 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 375 proven. 36 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-17 22:09:34,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [703491067] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:34,631 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:34,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 20, 20] total 55 [2024-12-17 22:09:34,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941527793] [2024-12-17 22:09:34,631 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:34,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2024-12-17 22:09:34,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:34,632 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2024-12-17 22:09:34,633 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=644, Invalid=2436, Unknown=0, NotChecked=0, Total=3080 [2024-12-17 22:09:34,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:34,633 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:34,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 2.8214285714285716) internal successors, (158), 55 states have internal predecessors, (158), 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 22:09:34,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:34,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:34,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:34,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:34,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:34,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:34,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:34,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:34,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:34,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:34,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:34,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:34,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:34,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:34,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:34,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:34,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:34,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:34,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-12-17 22:09:34,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:34,916 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:34,916 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:34,916 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #10 [2024-12-17 22:09:34,916 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:34,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:34,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:34,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-12-17 22:09:34,916 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:34,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-12-17 22:09:34,916 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:34,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-12-17 22:09:34,916 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:34,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-12-17 22:09:34,916 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:34,916 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-12-17 22:09:34,916 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:34,916 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:34,916 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:34,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:34,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1905467880, now seen corresponding path program 12 times [2024-12-17 22:09:34,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:34,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002077151] [2024-12-17 22:09:34,917 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 22:09:34,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:35,040 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2024-12-17 22:09:35,040 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:35,535 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 480 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:35,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:35,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002077151] [2024-12-17 22:09:35,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002077151] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:35,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [643336808] [2024-12-17 22:09:35,535 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 22:09:35,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:35,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:35,538 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 22:09:35,539 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 22:09:35,887 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2024-12-17 22:09:35,887 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:35,891 INFO L256 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-17 22:09:35,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:09:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 402 proven. 45 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-17 22:09:36,404 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:36,888 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 402 proven. 45 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-17 22:09:36,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [643336808] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:36,889 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:36,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 22, 22] total 70 [2024-12-17 22:09:36,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626001867] [2024-12-17 22:09:36,889 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:36,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2024-12-17 22:09:36,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:36,890 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2024-12-17 22:09:36,891 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=841, Invalid=4129, Unknown=0, NotChecked=0, Total=4970 [2024-12-17 22:09:36,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:36,891 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:36,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 2.971830985915493) internal successors, (211), 70 states have internal predecessors, (211), 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 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:36,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:37,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:37,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-12-17 22:09:37,254 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,SelfDestructingSolverStorable15 [2024-12-17 22:09:37,254 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:37,254 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:37,255 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #11 [2024-12-17 22:09:37,255 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:37,255 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:37,255 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:37,255 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-12-17 22:09:37,255 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:37,255 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-12-17 22:09:37,255 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:37,255 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 22:09:37,255 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:37,255 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-12-17 22:09:37,255 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:37,255 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-12-17 22:09:37,255 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:37,255 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:37,255 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:37,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:37,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1724571223, now seen corresponding path program 13 times [2024-12-17 22:09:37,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:37,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400672692] [2024-12-17 22:09:37,256 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 22:09:37,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:09:38,340 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 465 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:38,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:38,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400672692] [2024-12-17 22:09:38,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400672692] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:38,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1284225143] [2024-12-17 22:09:38,341 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 22:09:38,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:38,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:38,342 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 22:09:38,357 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 22:09:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:09:38,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-17 22:09:38,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:09:39,083 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 420 proven. 55 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-17 22:09:39,083 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:39,772 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 420 proven. 55 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-17 22:09:39,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1284225143] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:39,773 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:39,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 24, 24] total 91 [2024-12-17 22:09:39,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401683548] [2024-12-17 22:09:39,773 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:39,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 92 states [2024-12-17 22:09:39,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:39,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2024-12-17 22:09:39,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1309, Invalid=7063, Unknown=0, NotChecked=0, Total=8372 [2024-12-17 22:09:39,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:39,776 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:39,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 92 states, 92 states have (on average 2.391304347826087) internal successors, (220), 91 states have internal predecessors, (220), 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 22:09:39,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:39,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:39,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:39,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:39,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:39,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:39,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:09:39,929 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 22:09:40,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-12-17 22:09:40,124 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:40,124 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:40,124 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #12 [2024-12-17 22:09:40,124 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:40,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:40,124 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:40,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 22:09:40,124 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:40,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-12-17 22:09:40,124 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:40,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 22:09:40,124 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:40,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2024-12-17 22:09:40,124 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:40,124 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-12-17 22:09:40,124 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:40,124 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:40,124 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:40,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:40,125 INFO L85 PathProgramCache]: Analyzing trace with hash -411742152, now seen corresponding path program 14 times [2024-12-17 22:09:40,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:40,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832118766] [2024-12-17 22:09:40,125 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:09:40,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:40,147 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:09:40,147 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:41,247 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 465 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:41,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:41,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832118766] [2024-12-17 22:09:41,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832118766] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:41,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658391209] [2024-12-17 22:09:41,248 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:09:41,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:41,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:41,249 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 22:09:41,250 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 22:09:41,373 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:09:41,373 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:41,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-17 22:09:41,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:09:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 440 proven. 66 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-17 22:09:42,065 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:42,931 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 440 proven. 66 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-17 22:09:42,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1658391209] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:42,932 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:42,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 26, 26] total 96 [2024-12-17 22:09:42,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30694941] [2024-12-17 22:09:42,932 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:42,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2024-12-17 22:09:42,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:42,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2024-12-17 22:09:42,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1448, Invalid=7864, Unknown=0, NotChecked=0, Total=9312 [2024-12-17 22:09:42,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:42,936 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:42,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 2.381443298969072) internal successors, (231), 96 states have internal predecessors, (231), 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 22:09:42,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:42,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:42,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:42,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:42,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:42,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:42,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:42,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:42,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:42,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:42,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:42,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:42,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:42,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:42,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:42,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:42,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:09:42,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:09:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:09:43,181 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-12-17 22:09:43,374 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,SelfDestructingSolverStorable17 [2024-12-17 22:09:43,374 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:43,374 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:43,375 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #13 [2024-12-17 22:09:43,375 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:43,375 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:43,375 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:43,375 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-12-17 22:09:43,375 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:43,375 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-12-17 22:09:43,375 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:43,375 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 22:09:43,375 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:43,375 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2024-12-17 22:09:43,375 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:43,376 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-12-17 22:09:43,376 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:43,376 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:43,376 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:43,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:43,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1631253385, now seen corresponding path program 15 times [2024-12-17 22:09:43,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:43,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753403346] [2024-12-17 22:09:43,376 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:09:43,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:43,497 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-12-17 22:09:43,497 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:44,066 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 480 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:44,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:44,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753403346] [2024-12-17 22:09:44,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753403346] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:44,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048542141] [2024-12-17 22:09:44,067 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:09:44,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:44,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:44,069 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 22:09:44,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-12-17 22:09:44,480 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-12-17 22:09:44,480 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:44,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-17 22:09:44,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:09:45,157 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 480 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:45,157 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:09:45,938 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 480 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:45,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048542141] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:09:45,939 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:09:45,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 31] total 91 [2024-12-17 22:09:45,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867720062] [2024-12-17 22:09:45,939 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:09:45,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 92 states [2024-12-17 22:09:45,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:09:45,940 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2024-12-17 22:09:45,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1555, Invalid=6817, Unknown=0, NotChecked=0, Total=8372 [2024-12-17 22:09:45,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:45,942 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:09:45,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 92 states, 92 states have (on average 2.902173913043478) internal successors, (267), 91 states have internal predecessors, (267), 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 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:09:45,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:09:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:09:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:09:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:09:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:09:46,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-12-17 22:09:46,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:46,325 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:09:46,325 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:09:46,325 INFO L139 ounterexampleChecker]: Examining path program with hash 1812434311, occurence #14 [2024-12-17 22:09:46,326 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:09:46,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:09:46,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:46,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 22:09:46,326 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:46,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 22:09:46,326 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:46,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 22:09:46,326 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:46,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 96 [2024-12-17 22:09:46,326 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:09:46,326 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-12-17 22:09:46,326 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:09:46,326 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:09:46,326 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:09:46,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:09:46,327 INFO L85 PathProgramCache]: Analyzing trace with hash 169717577, now seen corresponding path program 16 times [2024-12-17 22:09:46,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:09:46,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716259950] [2024-12-17 22:09:46,327 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:09:46,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:09:46,438 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:09:46,438 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:58,812 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:09:58,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:09:58,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716259950] [2024-12-17 22:09:58,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716259950] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:09:58,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689467962] [2024-12-17 22:09:58,813 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:09:58,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:09:58,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:09:58,815 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:09:58,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-12-17 22:09:59,091 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:09:59,092 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:09:59,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 272 conjuncts are in the unsatisfiable core [2024-12-17 22:09:59,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:10:08,866 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 22:10:08,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 167 treesize of output 39 [2024-12-17 22:10:08,971 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:10:08,971 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:10:28,356 WARN L286 SmtUtils]: Spent 5.80s on a formula simplification that was a NOOP. DAG size: 879 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-12-17 22:10:28,357 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 22:10:28,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 32 select indices, 32 select index equivalence classes, 0 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 496 case distinctions, treesize of input 323 treesize of output 2566 [2024-12-17 22:15:26,005 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-17 22:15:26,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [689467962] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:15:26,005 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:15:26,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [88, 86, 69] total 238 [2024-12-17 22:15:26,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528798006] [2024-12-17 22:15:26,005 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:15:26,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 239 states [2024-12-17 22:15:26,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:15:26,008 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 239 interpolants. [2024-12-17 22:15:26,013 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3324, Invalid=53558, Unknown=0, NotChecked=0, Total=56882 [2024-12-17 22:15:26,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:15:26,013 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:15:26,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 239 states, 239 states have (on average 1.1297071129707112) internal successors, (270), 238 states have internal predecessors, (270), 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 22:15:26,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:15:26,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:15:58,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:15:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:15:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:15:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:15:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:15:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:15:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-17 22:15:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:15:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:15:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:15:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-17 22:15:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:15:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:15:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:15:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:15:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:15:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:15:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:15:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:15:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2024-12-17 22:15:58,231 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-12-17 22:15:58,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:15:58,417 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:15:58,417 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:15:58,417 INFO L139 ounterexampleChecker]: Examining path program with hash 1501704975, occurence #1 [2024-12-17 22:15:58,417 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 22:15:58,417 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:15:58,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:15:58,417 INFO L85 PathProgramCache]: Analyzing trace with hash -489383055, now seen corresponding path program 1 times [2024-12-17 22:15:58,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:15:58,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608332531] [2024-12-17 22:15:58,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 22:15:58,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:15:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:15:58,786 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 108 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:15:58,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:15:58,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608332531] [2024-12-17 22:15:58,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608332531] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:15:58,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1846132039] [2024-12-17 22:15:58,787 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 22:15:58,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:15:58,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:15:58,789 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:15:58,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-12-17 22:15:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:15:58,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-17 22:15:58,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:15:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 120 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 22:15:59,493 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:16:00,016 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-17 22:16:00,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1846132039] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-17 22:16:00,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-17 22:16:00,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [27, 22] total 68 [2024-12-17 22:16:00,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247564871] [2024-12-17 22:16:00,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 22:16:00,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-12-17 22:16:00,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:16:00,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-12-17 22:16:00,018 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1255, Invalid=3437, Unknown=0, NotChecked=0, Total=4692 [2024-12-17 22:16:00,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:00,018 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:16:00,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.7826086956521738) internal successors, (41), 22 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2024-12-17 22:16:00,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:00,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:00,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:00,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:00,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:00,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:00,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-12-17 22:16:00,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-12-17 22:16:00,856 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:16:00,856 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:16:00,856 INFO L139 ounterexampleChecker]: Examining path program with hash -2086378459, occurence #1 [2024-12-17 22:16:00,856 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 22:16:00,856 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:16:00,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:16:00,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1013030027, now seen corresponding path program 2 times [2024-12-17 22:16:00,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:16:00,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045635153] [2024-12-17 22:16:00,856 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:16:00,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:16:00,869 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:16:00,869 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:16:01,123 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 105 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:16:01,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:16:01,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045635153] [2024-12-17 22:16:01,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045635153] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:16:01,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8592530] [2024-12-17 22:16:01,123 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:16:01,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:16:01,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:16:01,125 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:16:01,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-12-17 22:16:01,241 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:16:01,241 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:16:01,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-17 22:16:01,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:16:01,402 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 3 proven. 43 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-17 22:16:01,402 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:16:01,523 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 45 proven. 1 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-17 22:16:01,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8592530] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:16:01,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:16:01,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 8, 8] total 34 [2024-12-17 22:16:01,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473512930] [2024-12-17 22:16:01,524 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:16:01,524 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-12-17 22:16:01,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:16:01,525 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-12-17 22:16:01,525 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=906, Unknown=0, NotChecked=0, Total=1190 [2024-12-17 22:16:01,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:01,525 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:16:01,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 2.5714285714285716) internal successors, (90), 34 states have internal predecessors, (90), 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 22:16:01,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:01,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:01,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:01,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:01,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:01,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:01,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:02,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:02,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:02,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:02,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:02,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:02,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:02,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:02,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:16:02,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-12-17 22:16:02,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:16:02,269 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:16:02,269 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:16:02,269 INFO L139 ounterexampleChecker]: Examining path program with hash -1684236392, occurence #1 [2024-12-17 22:16:02,269 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 22:16:02,269 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:16:02,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:16:02,269 INFO L85 PathProgramCache]: Analyzing trace with hash 830762325, now seen corresponding path program 3 times [2024-12-17 22:16:02,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:16:02,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222321052] [2024-12-17 22:16:02,270 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:16:02,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:16:02,284 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-12-17 22:16:02,284 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:16:02,367 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-12-17 22:16:02,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:16:02,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222321052] [2024-12-17 22:16:02,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222321052] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 22:16:02,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 22:16:02,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-17 22:16:02,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459052698] [2024-12-17 22:16:02,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 22:16:02,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-17 22:16:02,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:16:02,368 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-17 22:16:02,368 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-12-17 22:16:02,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:02,368 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:16:02,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 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 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:16:02,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:02,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:02,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:16:02,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:16:02,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-12-17 22:16:02,589 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:16:02,589 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:16:02,589 INFO L139 ounterexampleChecker]: Examining path program with hash -1684236392, occurence #2 [2024-12-17 22:16:02,589 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:16:02,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:16:02,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:16:02,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 22:16:02,589 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:02,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 22:16:02,589 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:02,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 22:16:02,589 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:02,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-12-17 22:16:02,589 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:02,589 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 22:16:02,589 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:16:02,589 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:16:02,589 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:16:02,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:16:02,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1899656577, now seen corresponding path program 4 times [2024-12-17 22:16:02,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:16:02,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090060105] [2024-12-17 22:16:02,590 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:16:02,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:16:02,609 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:16:02,609 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:16:02,784 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2024-12-17 22:16:02,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:16:02,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090060105] [2024-12-17 22:16:02,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090060105] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:16:02,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748170578] [2024-12-17 22:16:02,784 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:16:02,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:16:02,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:16:02,786 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:16:02,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-12-17 22:16:02,906 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:16:02,906 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:16:02,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-17 22:16:02,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:16:03,149 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 15 proven. 98 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 22:16:03,149 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:16:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 81 proven. 32 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 22:16:03,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748170578] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:16:03,389 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:16:03,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 16, 16] total 37 [2024-12-17 22:16:03,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091108202] [2024-12-17 22:16:03,389 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:16:03,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-12-17 22:16:03,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:16:03,390 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-12-17 22:16:03,390 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=1136, Unknown=0, NotChecked=0, Total=1332 [2024-12-17 22:16:03,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:03,390 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:16:03,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 2.810810810810811) internal successors, (104), 37 states have internal predecessors, (104), 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 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:16:03,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:04,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:04,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:04,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:04,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:04,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:04,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:16:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-12-17 22:16:04,390 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-12-17 22:16:04,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-12-17 22:16:04,583 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:16:04,583 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:16:04,583 INFO L139 ounterexampleChecker]: Examining path program with hash -2086378459, occurence #2 [2024-12-17 22:16:04,583 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:16:04,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:16:04,584 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:16:04,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 22:16:04,584 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:04,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 22:16:04,584 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:04,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 22:16:04,584 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:04,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 22:16:04,584 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:04,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 22:16:04,584 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:16:04,584 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:16:04,584 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:16:04,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:16:04,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1925002651, now seen corresponding path program 5 times [2024-12-17 22:16:04,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:16:04,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781401542] [2024-12-17 22:16:04,584 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 22:16:04,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:16:04,608 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-12-17 22:16:04,608 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:16:04,957 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 120 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:16:04,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:16:04,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781401542] [2024-12-17 22:16:04,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781401542] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:16:04,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695878181] [2024-12-17 22:16:04,957 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 22:16:04,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:16:04,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:16:04,959 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:16:04,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-12-17 22:16:05,149 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-12-17 22:16:05,149 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:16:05,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-17 22:16:05,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:16:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 120 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:16:05,753 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:16:06,219 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 136 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:16:06,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1695878181] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:16:06,220 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:16:06,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 72 [2024-12-17 22:16:06,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899348272] [2024-12-17 22:16:06,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:16:06,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-12-17 22:16:06,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:16:06,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-12-17 22:16:06,222 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1481, Invalid=3775, Unknown=0, NotChecked=0, Total=5256 [2024-12-17 22:16:06,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:06,222 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:16:06,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 2.232876712328767) internal successors, (163), 72 states have internal predecessors, (163), 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 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-12-17 22:16:06,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:16:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:16:06,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-12-17 22:16:06,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-12-17 22:16:06,991 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:16:06,991 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:16:06,991 INFO L139 ounterexampleChecker]: Examining path program with hash -2086378459, occurence #3 [2024-12-17 22:16:06,991 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:16:06,991 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:16:06,991 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:16:06,991 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 22:16:06,991 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:06,991 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 22:16:06,991 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:06,991 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 22:16:06,991 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:06,991 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2024-12-17 22:16:06,991 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:06,991 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-12-17 22:16:06,991 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:16:06,991 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:16:06,991 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:16:06,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:16:06,991 INFO L85 PathProgramCache]: Analyzing trace with hash 90699845, now seen corresponding path program 6 times [2024-12-17 22:16:06,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:16:06,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102219460] [2024-12-17 22:16:06,992 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 22:16:06,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:16:07,151 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2024-12-17 22:16:07,153 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:16:07,789 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 105 proven. 356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:16:07,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:16:07,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102219460] [2024-12-17 22:16:07,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102219460] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:16:07,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1487429314] [2024-12-17 22:16:07,790 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 22:16:07,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:16:07,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:16:07,792 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:16:07,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-12-17 22:16:08,280 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2024-12-17 22:16:08,280 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:16:08,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-17 22:16:08,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:16:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 120 proven. 341 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:16:09,236 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:16:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 136 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:16:09,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1487429314] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:16:09,907 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:16:09,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 82 [2024-12-17 22:16:09,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270367857] [2024-12-17 22:16:09,907 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:16:09,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-12-17 22:16:09,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:16:09,908 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-12-17 22:16:09,909 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1626, Invalid=5180, Unknown=0, NotChecked=0, Total=6806 [2024-12-17 22:16:09,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:09,909 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:16:09,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 2.4939759036144578) internal successors, (207), 82 states have internal predecessors, (207), 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 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:16:09,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:16:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:16:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:16:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:16:10,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-12-17 22:16:10,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-12-17 22:16:10,614 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:16:10,614 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:16:10,614 INFO L139 ounterexampleChecker]: Examining path program with hash -2086378459, occurence #4 [2024-12-17 22:16:10,614 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:16:10,614 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:16:10,615 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:16:10,615 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-12-17 22:16:10,615 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:10,615 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 22:16:10,615 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:10,615 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 22:16:10,615 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:10,615 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-12-17 22:16:10,615 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:16:10,615 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-12-17 22:16:10,615 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:16:10,615 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:16:10,615 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:16:10,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:16:10,615 INFO L85 PathProgramCache]: Analyzing trace with hash 411424701, now seen corresponding path program 7 times [2024-12-17 22:16:10,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:16:10,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577812094] [2024-12-17 22:16:10,616 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 22:16:10,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:16:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:16:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 78 proven. 493 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:16:22,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:16:22,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577812094] [2024-12-17 22:16:22,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577812094] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:16:22,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [973829605] [2024-12-17 22:16:22,803 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 22:16:22,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:16:22,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:16:22,805 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:16:22,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-12-17 22:16:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:16:22,997 INFO L256 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 229 conjuncts are in the unsatisfiable core [2024-12-17 22:16:23,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:16:30,946 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 22:16:30,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 227 treesize of output 39 [2024-12-17 22:16:31,058 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-17 22:16:31,058 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:16:53,589 WARN L286 SmtUtils]: Spent 6.51s on a formula simplification that was a NOOP. DAG size: 879 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-12-17 22:16:53,590 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-17 22:16:53,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 32 select indices, 32 select index equivalence classes, 0 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 496 case distinctions, treesize of input 323 treesize of output 2566 [2024-12-17 22:20:20,218 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-17 22:20:20,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [973829605] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:20:20,218 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:20:20,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [85, 67, 66] total 213 [2024-12-17 22:20:20,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017057010] [2024-12-17 22:20:20,218 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:20:20,219 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 214 states [2024-12-17 22:20:20,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:20:20,220 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 214 interpolants. [2024-12-17 22:20:20,222 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3552, Invalid=42030, Unknown=0, NotChecked=0, Total=45582 [2024-12-17 22:20:20,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:20:20,222 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:20:20,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 214 states, 214 states have (on average 1.1775700934579438) internal successors, (252), 213 states have internal predecessors, (252), 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 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:20:20,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:20:20,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:20:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:20:55,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:20:55,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2024-12-17 22:20:55,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-12-17 22:20:55,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-12-17 22:20:55,504 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:20:55,504 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:20:55,504 INFO L139 ounterexampleChecker]: Examining path program with hash 1262164182, occurence #1 [2024-12-17 22:20:55,504 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 22:20:55,504 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:20:55,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:20:55,505 INFO L85 PathProgramCache]: Analyzing trace with hash 731126441, now seen corresponding path program 8 times [2024-12-17 22:20:55,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:20:55,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762256331] [2024-12-17 22:20:55,505 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:20:55,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:20:55,527 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:20:55,527 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:20:56,302 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 436 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:20:56,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:20:56,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762256331] [2024-12-17 22:20:56,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762256331] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:20:56,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [674024353] [2024-12-17 22:20:56,303 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:20:56,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:20:56,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:20:56,305 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:20:56,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-12-17 22:20:56,473 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:20:56,473 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:20:56,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-17 22:20:56,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:20:57,664 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 436 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:20:57,664 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:20:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 436 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:20:58,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [674024353] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:20:58,693 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:20:58,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36, 36] total 89 [2024-12-17 22:20:58,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894744166] [2024-12-17 22:20:58,693 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:20:58,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 90 states [2024-12-17 22:20:58,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:20:58,694 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2024-12-17 22:20:58,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1522, Invalid=6488, Unknown=0, NotChecked=0, Total=8010 [2024-12-17 22:20:58,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:20:58,695 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:20:58,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 90 states, 90 states have (on average 2.488888888888889) internal successors, (224), 89 states have internal predecessors, (224), 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 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:20:58,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:20:58,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:20:58,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:20:58,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:20:58,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:20:58,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:20:58,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:20:58,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:20:58,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2024-12-17 22:20:58,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:20:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2024-12-17 22:20:58,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:20:58,905 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-12-17 22:20:59,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-12-17 22:20:59,099 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:20:59,099 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:20:59,099 INFO L139 ounterexampleChecker]: Examining path program with hash 1262164182, occurence #2 [2024-12-17 22:20:59,099 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:20:59,099 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:20:59,099 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:20:59,100 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 22:20:59,100 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:20:59,100 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-12-17 22:20:59,100 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:20:59,100 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-12-17 22:20:59,100 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:20:59,101 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-12-17 22:20:59,101 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:20:59,101 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2024-12-17 22:20:59,101 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:20:59,101 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2024-12-17 22:20:59,101 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:20:59,101 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:20:59,101 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:20:59,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:20:59,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1934762758, now seen corresponding path program 9 times [2024-12-17 22:20:59,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:20:59,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133753802] [2024-12-17 22:20:59,101 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:20:59,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:20:59,248 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-12-17 22:20:59,248 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:00,001 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 120 proven. 468 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:21:00,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:21:00,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133753802] [2024-12-17 22:21:00,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133753802] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:21:00,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842736516] [2024-12-17 22:21:00,001 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:21:00,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:21:00,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:21:00,004 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:21:00,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-12-17 22:21:00,790 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-12-17 22:21:00,790 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:00,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-17 22:21:00,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:21:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 136 proven. 452 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:21:01,941 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:21:02,804 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 153 proven. 435 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:21:02,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842736516] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:21:02,804 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:21:02,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36, 36] total 88 [2024-12-17 22:21:02,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670730163] [2024-12-17 22:21:02,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:21:02,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 89 states [2024-12-17 22:21:02,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:21:02,805 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2024-12-17 22:21:02,806 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1810, Invalid=6022, Unknown=0, NotChecked=0, Total=7832 [2024-12-17 22:21:02,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:02,806 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:21:02,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 89 states, 89 states have (on average 2.49438202247191) internal successors, (222), 88 states have internal predecessors, (222), 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 22:21:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:02,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:02,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:02,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:02,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2024-12-17 22:21:02,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:02,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:06,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:06,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-12-17 22:21:06,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:06,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:06,398 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-12-17 22:21:06,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-12-17 22:21:06,579 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:21:06,579 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:21:06,579 INFO L139 ounterexampleChecker]: Examining path program with hash 1262164182, occurence #3 [2024-12-17 22:21:06,579 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:21:06,579 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:21:06,579 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:06,579 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-12-17 22:21:06,579 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:06,579 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-12-17 22:21:06,579 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:06,579 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-12-17 22:21:06,579 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:06,579 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2024-12-17 22:21:06,579 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:06,579 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-12-17 22:21:06,579 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:06,579 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-12-17 22:21:06,579 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:06,579 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:21:06,579 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:21:06,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:21:06,579 INFO L85 PathProgramCache]: Analyzing trace with hash -307417026, now seen corresponding path program 10 times [2024-12-17 22:21:06,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:21:06,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177533413] [2024-12-17 22:21:06,579 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:21:06,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:21:06,603 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:21:06,603 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:07,517 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:21:07,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:21:07,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177533413] [2024-12-17 22:21:07,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177533413] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:21:07,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502920092] [2024-12-17 22:21:07,518 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:21:07,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:21:07,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:21:07,520 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:21:07,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-12-17 22:21:07,694 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:21:07,694 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:07,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-17 22:21:07,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:21:09,240 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:21:09,240 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:21:10,541 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:21:10,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [502920092] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:21:10,542 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:21:10,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 38, 38] total 93 [2024-12-17 22:21:10,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337614877] [2024-12-17 22:21:10,542 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:21:10,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2024-12-17 22:21:10,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:21:10,543 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2024-12-17 22:21:10,544 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1518, Invalid=7224, Unknown=0, NotChecked=0, Total=8742 [2024-12-17 22:21:10,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:10,544 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:21:10,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 2.404255319148936) internal successors, (226), 93 states have internal predecessors, (226), 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 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:10,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:10,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:21:11,251 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-12-17 22:21:11,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,28 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:21:11,444 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:21:11,444 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:21:11,445 INFO L139 ounterexampleChecker]: Examining path program with hash 1262164182, occurence #4 [2024-12-17 22:21:11,445 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:21:11,445 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:21:11,445 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:11,445 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 22:21:11,445 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:11,445 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 22:21:11,445 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:11,445 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-12-17 22:21:11,445 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:11,445 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-12-17 22:21:11,445 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:11,445 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2024-12-17 22:21:11,445 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:11,445 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-12-17 22:21:11,445 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:11,446 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:21:11,446 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:21:11,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:21:11,446 INFO L85 PathProgramCache]: Analyzing trace with hash -359319411, now seen corresponding path program 11 times [2024-12-17 22:21:11,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:21:11,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094482098] [2024-12-17 22:21:11,446 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 22:21:11,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:21:11,526 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2024-12-17 22:21:11,526 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:12,278 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 153 proven. 514 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:21:12,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:21:12,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094482098] [2024-12-17 22:21:12,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094482098] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:21:12,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393095413] [2024-12-17 22:21:12,278 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 22:21:12,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:21:12,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:21:12,280 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:21:12,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-12-17 22:21:13,534 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2024-12-17 22:21:13,534 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:13,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 744 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-17 22:21:13,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:21:14,586 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 153 proven. 514 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:21:14,586 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:21:15,414 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 171 proven. 496 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-17 22:21:15,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393095413] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:21:15,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:21:15,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 38, 38] total 93 [2024-12-17 22:21:15,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315792088] [2024-12-17 22:21:15,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:21:15,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2024-12-17 22:21:15,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:21:15,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2024-12-17 22:21:15,416 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2049, Invalid=6693, Unknown=0, NotChecked=0, Total=8742 [2024-12-17 22:21:15,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:15,416 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:21:15,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 2.478723404255319) internal successors, (233), 93 states have internal predecessors, (233), 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 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:15,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:15,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:15,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:15,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:15,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:15,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-12-17 22:21:15,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:15,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:15,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:21:15,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:18,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:18,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:18,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:18,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:18,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:18,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:18,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-12-17 22:21:18,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:18,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:18,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:21:18,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-12-17 22:21:18,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-12-17 22:21:18,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,29 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:21:18,704 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:21:18,704 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:21:18,705 INFO L139 ounterexampleChecker]: Examining path program with hash 1262164182, occurence #5 [2024-12-17 22:21:18,705 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:21:18,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:21:18,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:18,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 22:21:18,705 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:18,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 22:21:18,705 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:18,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-12-17 22:21:18,705 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:18,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-12-17 22:21:18,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:18,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-12-17 22:21:18,705 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:18,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2024-12-17 22:21:18,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:18,705 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:21:18,705 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:21:18,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:21:18,705 INFO L85 PathProgramCache]: Analyzing trace with hash 176589393, now seen corresponding path program 12 times [2024-12-17 22:21:18,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:21:18,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510254597] [2024-12-17 22:21:18,705 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 22:21:18,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:21:18,880 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 18 check-sat command(s) [2024-12-17 22:21:18,881 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:19,312 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-12-17 22:21:19,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:21:19,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510254597] [2024-12-17 22:21:19,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510254597] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 22:21:19,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 22:21:19,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-17 22:21:19,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435641833] [2024-12-17 22:21:19,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 22:21:19,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-17 22:21:19,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:21:19,313 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-17 22:21:19,313 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-12-17 22:21:19,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:19,313 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:21:19,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 8 states have internal predecessors, (28), 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 22:21:19,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:19,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:19,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:19,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:19,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:19,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:19,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-12-17 22:21:19,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:19,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:19,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:21:19,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-12-17 22:21:19,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:37,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:37,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:37,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:37,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:37,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:37,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:37,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:37,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:37,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:21:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-12-17 22:21:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:37,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-12-17 22:21:37,404 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:21:37,404 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:21:37,404 INFO L139 ounterexampleChecker]: Examining path program with hash -2086378459, occurence #5 [2024-12-17 22:21:37,404 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:21:37,404 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:21:37,404 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:37,404 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-12-17 22:21:37,404 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:37,404 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2024-12-17 22:21:37,404 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:37,404 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2024-12-17 22:21:37,405 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:37,405 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2024-12-17 22:21:37,405 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:37,405 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2024-12-17 22:21:37,405 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:37,405 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:21:37,405 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:21:37,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:21:37,405 INFO L85 PathProgramCache]: Analyzing trace with hash -731652771, now seen corresponding path program 13 times [2024-12-17 22:21:37,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:21:37,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884225916] [2024-12-17 22:21:37,405 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 22:21:37,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:21:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:21:41,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 1861 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:21:41,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:21:41,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884225916] [2024-12-17 22:21:41,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884225916] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:21:41,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [348646977] [2024-12-17 22:21:41,387 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 22:21:41,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:21:41,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:21:41,389 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:21:41,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-12-17 22:21:41,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 22:21:41,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 1091 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-17 22:21:41,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:21:43,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 1527 proven. 171 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-17 22:21:43,552 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:21:45,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 1527 proven. 171 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-17 22:21:45,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [348646977] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:21:45,588 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:21:45,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [86, 40, 40] total 163 [2024-12-17 22:21:45,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757350627] [2024-12-17 22:21:45,588 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:21:45,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 164 states [2024-12-17 22:21:45,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:21:45,590 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 164 interpolants. [2024-12-17 22:21:45,593 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4190, Invalid=22542, Unknown=0, NotChecked=0, Total=26732 [2024-12-17 22:21:45,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:45,593 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:21:45,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 164 states, 164 states have (on average 2.268292682926829) internal successors, (372), 163 states have internal predecessors, (372), 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 22:21:45,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:45,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:45,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 22:21:45,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2024-12-17 22:21:46,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2024-12-17 22:21:46,067 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:21:46,067 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:21:46,067 INFO L139 ounterexampleChecker]: Examining path program with hash -2086378459, occurence #6 [2024-12-17 22:21:46,067 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:21:46,067 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:21:46,067 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:46,067 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-12-17 22:21:46,067 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:46,067 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-12-17 22:21:46,067 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:46,067 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-12-17 22:21:46,067 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:46,067 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 162 [2024-12-17 22:21:46,067 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:46,067 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 164 [2024-12-17 22:21:46,067 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:46,067 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:21:46,067 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:21:46,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:21:46,068 INFO L85 PathProgramCache]: Analyzing trace with hash 902567148, now seen corresponding path program 14 times [2024-12-17 22:21:46,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:21:46,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870884830] [2024-12-17 22:21:46,068 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:21:46,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:21:46,105 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:21:46,105 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:50,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 1861 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:21:50,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:21:50,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870884830] [2024-12-17 22:21:50,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870884830] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:21:50,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [554389678] [2024-12-17 22:21:50,121 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 22:21:50,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:21:50,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:21:50,124 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:21:50,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-12-17 22:21:50,365 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 22:21:50,365 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:50,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 1100 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-17 22:21:50,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:21:52,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 1579 proven. 190 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-17 22:21:52,196 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:21:54,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 1579 proven. 190 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-17 22:21:54,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [554389678] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:21:54,366 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:21:54,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 42, 42] total 168 [2024-12-17 22:21:54,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531660655] [2024-12-17 22:21:54,367 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:21:54,367 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 169 states [2024-12-17 22:21:54,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:21:54,368 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 169 interpolants. [2024-12-17 22:21:54,372 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4476, Invalid=23916, Unknown=0, NotChecked=0, Total=28392 [2024-12-17 22:21:54,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:54,372 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:21:54,372 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 169 states, 169 states have (on average 2.2662721893491122) internal successors, (383), 168 states have internal predecessors, (383), 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 22:21:54,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:54,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:54,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:54,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:54,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:54,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 22:21:54,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:21:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:21:54,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 22:21:54,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-12-17 22:21:54,645 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2024-12-17 22:21:54,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,31 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:21:54,835 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:21:54,835 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:21:54,835 INFO L139 ounterexampleChecker]: Examining path program with hash -2086378459, occurence #7 [2024-12-17 22:21:54,836 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:21:54,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:21:54,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:54,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2024-12-17 22:21:54,836 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:54,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-12-17 22:21:54,836 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:54,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 22:21:54,836 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:54,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2024-12-17 22:21:54,836 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:21:54,836 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 165 [2024-12-17 22:21:54,836 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:21:54,836 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:21:54,836 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:21:54,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:21:54,836 INFO L85 PathProgramCache]: Analyzing trace with hash 23777085, now seen corresponding path program 15 times [2024-12-17 22:21:54,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:21:54,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495094146] [2024-12-17 22:21:54,836 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:21:54,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:21:55,335 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2024-12-17 22:21:55,336 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:57,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2101 backedges. 1891 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:21:57,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:21:57,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495094146] [2024-12-17 22:21:57,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495094146] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:21:57,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043413707] [2024-12-17 22:21:57,043 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 22:21:57,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:21:57,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:21:57,046 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-17 22:21:57,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-12-17 22:21:59,530 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2024-12-17 22:21:59,531 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:21:59,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-17 22:21:59,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 22:22:01,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2101 backedges. 1891 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:22:01,995 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 22:22:03,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2101 backedges. 1891 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:22:03,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1043413707] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 22:22:03,976 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 22:22:03,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 142 [2024-12-17 22:22:03,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058414271] [2024-12-17 22:22:03,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 22:22:03,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 143 states [2024-12-17 22:22:03,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 22:22:03,979 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants. [2024-12-17 22:22:03,981 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4334, Invalid=15972, Unknown=0, NotChecked=0, Total=20306 [2024-12-17 22:22:03,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:22:03,981 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 22:22:03,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 143 states, 143 states have (on average 2.8111888111888113) internal successors, (402), 142 states have internal predecessors, (402), 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 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:22:03,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-12-17 22:22:03,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-17 22:22:04,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-12-17 22:22:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-12-17 22:22:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-17 22:22:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-17 22:22:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 22:22:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-12-17 22:22:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-17 22:22:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-17 22:22:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-12-17 22:22:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-17 22:22:04,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2024-12-17 22:22:04,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,32 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:22:04,495 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-12-17 22:22:04,496 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 22:22:04,496 INFO L139 ounterexampleChecker]: Examining path program with hash -2086378459, occurence #8 [2024-12-17 22:22:04,496 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 22:22:04,496 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 22:22:04,496 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:22:04,496 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 22:22:04,496 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:22:04,496 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 22:22:04,496 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:22:04,496 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-12-17 22:22:04,496 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:22:04,497 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-12-17 22:22:04,497 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 22:22:04,497 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-12-17 22:22:04,497 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 22:22:04,497 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 22:22:04,497 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 22:22:04,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 22:22:04,497 INFO L85 PathProgramCache]: Analyzing trace with hash -338288003, now seen corresponding path program 16 times [2024-12-17 22:22:04,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 22:22:04,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155049900] [2024-12-17 22:22:04,497 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:22:04,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 22:22:04,746 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:22:04,746 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:22:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2419 backedges. 465 proven. 1954 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 22:22:42,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 22:22:42,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155049900] [2024-12-17 22:22:42,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155049900] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 22:22:42,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934948010] [2024-12-17 22:22:42,222 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 22:22:42,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 22:22:42,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 22:22:42,224 INFO L229 MonitoredProcess]: Starting monitored process 33 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 22:22:42,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-12-17 22:22:42,528 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 22:22:42,528 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 22:22:42,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 453 conjuncts are in the unsatisfiable core [2024-12-17 22:22:42,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... Killed by 15