./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_71-funloop_racing.i --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/goblint-regression/28-race_reach_71-funloop_racing.i -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 bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f --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 19:50:58,304 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-17 19:50:58,356 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-12-17 19:50:58,358 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-17 19:50:58,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-17 19:50:58,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-17 19:50:58,378 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-17 19:50:58,378 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-17 19:50:58,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-17 19:50:58,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-17 19:50:58,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-17 19:50:58,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-17 19:50:58,379 INFO L153 SettingsManager]: * Use SBE=true [2024-12-17 19:50:58,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-17 19:50:58,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-17 19:50:58,379 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-17 19:50:58,379 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-17 19:50:58,379 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-17 19:50:58,379 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-17 19:50:58,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-17 19:50:58,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-17 19:50:58,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-17 19:50:58,380 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-17 19:50:58,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-17 19:50:58,380 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-17 19:50:58,381 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 19:50:58,381 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-12-17 19:50:58,381 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-12-17 19:50:58,382 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-12-17 19:50:58,382 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 -> bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-12-17 19:50:58,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-17 19:50:58,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-17 19:50:58,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-17 19:50:58,601 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-17 19:50:58,602 INFO L274 PluginConnector]: CDTParser initialized [2024-12-17 19:50:58,603 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_71-funloop_racing.i [2024-12-17 19:50:59,656 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/30281079d/926589ea6d31440c9a3a9e91a13aab96/FLAGa554e262f [2024-12-17 19:50:59,973 INFO L384 CDTParser]: Found 1 translation units. [2024-12-17 19:50:59,974 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/28-race_reach_71-funloop_racing.i [2024-12-17 19:50:59,990 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/30281079d/926589ea6d31440c9a3a9e91a13aab96/FLAGa554e262f [2024-12-17 19:51:00,002 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/30281079d/926589ea6d31440c9a3a9e91a13aab96 [2024-12-17 19:51:00,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-17 19:51:00,006 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-17 19:51:00,008 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-17 19:51:00,008 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-17 19:51:00,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-17 19:51:00,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee6adae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00, skipping insertion in model container [2024-12-17 19:51:00,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,043 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-17 19:51:00,252 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/goblint-regression/28-race_reach_71-funloop_racing.i[41323,41336] [2024-12-17 19:51:00,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 19:51:00,304 INFO L200 MainTranslator]: Completed pre-run [2024-12-17 19:51:00,325 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/goblint-regression/28-race_reach_71-funloop_racing.i[41323,41336] [2024-12-17 19:51:00,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 19:51:00,374 INFO L204 MainTranslator]: Completed translation [2024-12-17 19:51:00,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00 WrapperNode [2024-12-17 19:51:00,376 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-17 19:51:00,377 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-17 19:51:00,377 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-17 19:51:00,377 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-17 19:51:00,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,413 INFO L138 Inliner]: procedures = 272, calls = 107, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 308 [2024-12-17 19:51:00,413 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-17 19:51:00,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-17 19:51:00,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-17 19:51:00,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-17 19:51:00,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,425 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,425 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,439 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,440 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,446 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,447 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,450 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-17 19:51:00,450 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-17 19:51:00,450 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-17 19:51:00,450 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-17 19:51:00,453 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (1/1) ... [2024-12-17 19:51:00,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 19:51:00,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:00,481 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 19:51:00,484 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 19:51:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-17 19:51:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-17 19:51:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-17 19:51:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-17 19:51:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-17 19:51:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-17 19:51:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-17 19:51:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-12-17 19:51:00,500 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-12-17 19:51:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-17 19:51:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-17 19:51:00,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-17 19:51:00,502 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 19:51:00,623 INFO L234 CfgBuilder]: Building ICFG [2024-12-17 19:51:00,624 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-17 19:51:00,943 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-17 19:51:00,943 INFO L283 CfgBuilder]: Performing block encoding [2024-12-17 19:51:01,250 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-17 19:51:01,251 INFO L312 CfgBuilder]: Removed 15 assume(true) statements. [2024-12-17 19:51:01,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:51:01 BoogieIcfgContainer [2024-12-17 19:51:01,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-17 19:51:01,253 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-17 19:51:01,253 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-17 19:51:01,256 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-17 19:51:01,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 07:51:00" (1/3) ... [2024-12-17 19:51:01,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ad4c528 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:51:01, skipping insertion in model container [2024-12-17 19:51:01,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:51:00" (2/3) ... [2024-12-17 19:51:01,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ad4c528 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 07:51:01, skipping insertion in model container [2024-12-17 19:51:01,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 07:51:01" (3/3) ... [2024-12-17 19:51:01,257 INFO L128 eAbstractionObserver]: Analyzing ICFG 28-race_reach_71-funloop_racing.i [2024-12-17 19:51:01,269 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-17 19:51:01,270 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 28-race_reach_71-funloop_racing.i that has 2 procedures, 94 locations, 1 initial locations, 20 loop locations, and 3 error locations. [2024-12-17 19:51:01,271 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-17 19:51:01,310 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-12-17 19:51:01,344 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 19:51:01,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-12-17 19:51:01,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:01,346 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 19:51:01,348 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 19:51:01,403 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 19:51:01,414 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2024-12-17 19:51:01,421 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;@13a08188, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 19:51:01,421 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-17 19:51:01,636 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:01,637 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:01,638 INFO L139 ounterexampleChecker]: Examining path program with hash -411181153, occurence #1 [2024-12-17 19:51:01,638 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 19:51:01,638 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:01,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:01,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1404513770, now seen corresponding path program 1 times [2024-12-17 19:51:01,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:01,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311113264] [2024-12-17 19:51:01,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 19:51:01,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 19:51:01,862 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 19:51:01,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:01,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311113264] [2024-12-17 19:51:01,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311113264] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 19:51:01,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 19:51:01,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-17 19:51:01,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053618583] [2024-12-17 19:51:01,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 19:51:01,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 19:51:01,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:01,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 19:51:01,886 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 19:51:01,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:01,887 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:01,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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 19:51:01,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:01,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:01,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-17 19:51:01,934 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:01,934 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:01,934 INFO L139 ounterexampleChecker]: Examining path program with hash -411181153, occurence #2 [2024-12-17 19:51:01,934 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:51:01,935 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:51:01,935 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:01,935 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-12-17 19:51:01,935 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:51:01,935 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:51:01,936 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:01,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:01,936 INFO L85 PathProgramCache]: Analyzing trace with hash 547357968, now seen corresponding path program 1 times [2024-12-17 19:51:01,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:01,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894036828] [2024-12-17 19:51:01,936 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 19:51:01,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 19:51:02,059 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 19:51:02,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:02,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894036828] [2024-12-17 19:51:02,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894036828] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:51:02,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779493589] [2024-12-17 19:51:02,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 19:51:02,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:02,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:02,062 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 19:51:02,064 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 19:51:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 19:51:02,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-17 19:51:02,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 19:51:02,176 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 19:51:02,177 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 19:51:02,191 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 19:51:02,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1779493589] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 19:51:02,192 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 19:51:02,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-12-17 19:51:02,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864616504] [2024-12-17 19:51:02,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 19:51:02,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-17 19:51:02,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:02,193 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-17 19:51:02,193 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-17 19:51:02,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:02,194 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:02,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 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 19:51:02,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:02,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:02,271 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 19:51:02,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:02,471 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:02,471 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:02,471 INFO L139 ounterexampleChecker]: Examining path program with hash -411181153, occurence #3 [2024-12-17 19:51:02,471 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:51:02,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:51:02,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:02,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-12-17 19:51:02,472 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:51:02,472 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:51:02,472 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:02,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:02,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1577402218, now seen corresponding path program 2 times [2024-12-17 19:51:02,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:02,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481070150] [2024-12-17 19:51:02,472 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 19:51:02,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:02,498 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-17 19:51:02,499 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:02,841 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-17 19:51:02,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:02,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481070150] [2024-12-17 19:51:02,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481070150] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 19:51:02,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 19:51:02,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-17 19:51:02,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010880927] [2024-12-17 19:51:02,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 19:51:02,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-17 19:51:02,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:02,842 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-17 19:51:02,842 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-12-17 19:51:02,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:02,842 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:02,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 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 19:51:02,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:02,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:02,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:02,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:02,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:02,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:02,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-17 19:51:02,996 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:02,997 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:02,997 INFO L139 ounterexampleChecker]: Examining path program with hash -835357110, occurence #1 [2024-12-17 19:51:02,997 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 19:51:02,997 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:02,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:02,999 INFO L85 PathProgramCache]: Analyzing trace with hash 303523954, now seen corresponding path program 1 times [2024-12-17 19:51:02,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:02,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236542041] [2024-12-17 19:51:02,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 19:51:02,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 19:51:03,146 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-17 19:51:03,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:03,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236542041] [2024-12-17 19:51:03,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236542041] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:51:03,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1512010276] [2024-12-17 19:51:03,147 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 19:51:03,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:03,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:03,149 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 19:51:03,150 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 19:51:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 19:51:03,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-17 19:51:03,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 19:51:03,261 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-17 19:51:03,261 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 19:51:03,310 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-17 19:51:03,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1512010276] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 19:51:03,310 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 19:51:03,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-12-17 19:51:03,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864924338] [2024-12-17 19:51:03,311 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 19:51:03,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-17 19:51:03,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:03,311 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-17 19:51:03,312 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-12-17 19:51:03,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:03,312 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:03,312 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 12 states have internal predecessors, (44), 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 19:51:03,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:03,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:03,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:03,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:03,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-17 19:51:03,564 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 19:51:03,564 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:03,564 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:03,564 INFO L139 ounterexampleChecker]: Examining path program with hash -835357110, occurence #2 [2024-12-17 19:51:03,564 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:51:03,564 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:51:03,564 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:03,564 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 19:51:03,564 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:51:03,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 19:51:03,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:03,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 19:51:03,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:03,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 19:51:03,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:03,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 19:51:03,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:03,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 19:51:03,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:03,565 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:51:03,565 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:03,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:03,565 INFO L85 PathProgramCache]: Analyzing trace with hash 338744882, now seen corresponding path program 2 times [2024-12-17 19:51:03,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:03,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635272962] [2024-12-17 19:51:03,566 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 19:51:03,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:03,602 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 19:51:03,602 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:04,191 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:04,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:04,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635272962] [2024-12-17 19:51:04,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635272962] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:51:04,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2102228412] [2024-12-17 19:51:04,193 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 19:51:04,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:04,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:04,195 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 19:51:04,196 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 19:51:04,292 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 19:51:04,293 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:04,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-17 19:51:04,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 19:51:04,390 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-12-17 19:51:04,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-12-17 19:51:04,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:04,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:04,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:04,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:04,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:04,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:04,815 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:04,815 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 19:51:04,946 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_217 Int) (v_ArrVal_214 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_214))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_217))) |c_~#cache~0.base|) (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) 28 |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:51:05,039 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_214 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_214) |c_~#cache~0.base|) (+ 28 |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:51:05,144 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:05,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2102228412] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 19:51:05,144 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 19:51:05,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 27 [2024-12-17 19:51:05,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655906178] [2024-12-17 19:51:05,144 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 19:51:05,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-12-17 19:51:05,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:05,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-12-17 19:51:05,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=533, Unknown=16, NotChecked=98, Total=756 [2024-12-17 19:51:05,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:05,146 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:05,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 27 states have internal predecessors, (106), 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 19:51:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:05,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:05,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:05,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:05,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:05,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:05,448 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 19:51:05,645 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 19:51:05,646 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:05,646 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:05,646 INFO L139 ounterexampleChecker]: Examining path program with hash -835357110, occurence #3 [2024-12-17 19:51:05,646 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:51:05,646 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:51:05,646 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,646 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 19:51:05,646 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:51:05,646 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 19:51:05,646 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,646 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 19:51:05,646 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,646 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 19:51:05,646 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,646 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 19:51:05,646 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,646 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 19:51:05,647 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,647 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 19:51:05,647 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,647 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 19:51:05,647 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,647 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 19:51:05,647 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,647 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 19:51:05,647 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,647 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 19:51:05,647 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:05,647 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:51:05,647 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:05,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:05,647 INFO L85 PathProgramCache]: Analyzing trace with hash -2035902450, now seen corresponding path program 3 times [2024-12-17 19:51:05,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:05,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410090645] [2024-12-17 19:51:05,647 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 19:51:05,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:05,694 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-12-17 19:51:05,695 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:06,531 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:06,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:06,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410090645] [2024-12-17 19:51:06,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410090645] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:51:06,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1054390414] [2024-12-17 19:51:06,531 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 19:51:06,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:06,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:06,533 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 19:51:06,535 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 19:51:06,639 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-12-17 19:51:06,639 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:06,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-17 19:51:06,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 19:51:06,721 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-12-17 19:51:06,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-12-17 19:51:06,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:06,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:06,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:06,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:06,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:06,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:07,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:07,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:07,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:07,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:07,323 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:07,324 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 19:51:08,334 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_344 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_344) |c_~#cache~0.base|) (+ 56 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:51:08,338 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_344 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_344) |c_~#cache~0.base|) (+ 56 |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:51:08,417 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:08,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1054390414] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 19:51:08,417 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 19:51:08,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12, 13] total 36 [2024-12-17 19:51:08,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062254916] [2024-12-17 19:51:08,418 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 19:51:08,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-12-17 19:51:08,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:08,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-12-17 19:51:08,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1027, Unknown=29, NotChecked=134, Total=1332 [2024-12-17 19:51:08,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:08,419 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:08,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 4.45945945945946) internal successors, (165), 36 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-17 19:51:08,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:08,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:08,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:08,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:08,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:08,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:08,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:08,970 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-17 19:51:09,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:09,168 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:09,168 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:09,168 INFO L139 ounterexampleChecker]: Examining path program with hash -835357110, occurence #4 [2024-12-17 19:51:09,168 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:51:09,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:51:09,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 19:51:09,168 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:51:09,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 19:51:09,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 19:51:09,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 19:51:09,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 19:51:09,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 19:51:09,168 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,168 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 19:51:09,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 19:51:09,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 19:51:09,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 19:51:09,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 19:51:09,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 19:51:09,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-12-17 19:51:09,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-12-17 19:51:09,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 19:51:09,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,169 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-12-17 19:51:09,169 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:09,169 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:51:09,169 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:09,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:09,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1361368042, now seen corresponding path program 4 times [2024-12-17 19:51:09,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:09,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138535099] [2024-12-17 19:51:09,169 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 19:51:09,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:09,226 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 19:51:09,227 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:10,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:10,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138535099] [2024-12-17 19:51:10,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138535099] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:51:10,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279335250] [2024-12-17 19:51:10,533 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 19:51:10,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:10,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:10,535 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 19:51:10,536 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 19:51:10,986 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 19:51:10,986 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:10,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-12-17 19:51:10,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 19:51:11,077 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-12-17 19:51:11,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-12-17 19:51:11,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:11,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:11,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:11,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:11,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:11,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:11,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:11,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:11,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:11,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:11,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:11,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:11,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:11,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:11,760 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:11,760 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 19:51:12,913 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_39| Int) (v_ArrVal_510 (Array Int Int))) (let ((.cse0 (* |c_t_funThread1of1ForFork0_~i~0#1| 28))) (or (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_510) |c_~#cache~0.base|) (+ 84 .cse0 |c_~#cache~0.offset|)) 0) (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_39|)))) is different from false [2024-12-17 19:51:13,084 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:13,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279335250] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 19:51:13,085 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 19:51:13,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 14, 15] total 43 [2024-12-17 19:51:13,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096808000] [2024-12-17 19:51:13,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 19:51:13,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-12-17 19:51:13,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:13,086 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-12-17 19:51:13,087 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=1604, Unknown=32, NotChecked=82, Total=1892 [2024-12-17 19:51:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:13,087 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:13,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 5.113636363636363) internal successors, (225), 43 states have internal predecessors, (225), 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 19:51:13,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:13,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:13,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:13,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:13,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:13,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:13,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:13,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:13,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:13,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:13,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:13,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:13,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:13,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:13,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-12-17 19:51:13,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:13,882 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:13,882 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:13,882 INFO L139 ounterexampleChecker]: Examining path program with hash -835357110, occurence #5 [2024-12-17 19:51:13,882 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:51:13,882 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:51:13,882 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,882 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 19:51:13,882 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:51:13,882 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 19:51:13,882 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,882 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 19:51:13,882 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,882 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 19:51:13,882 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,882 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 19:51:13,882 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,882 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-12-17 19:51:13,883 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:13,883 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:51:13,883 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:13,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:13,884 INFO L85 PathProgramCache]: Analyzing trace with hash 78285254, now seen corresponding path program 5 times [2024-12-17 19:51:13,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:13,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818507215] [2024-12-17 19:51:13,884 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 19:51:13,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:13,943 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-12-17 19:51:13,944 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:15,092 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:15,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:15,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818507215] [2024-12-17 19:51:15,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818507215] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:51:15,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291269235] [2024-12-17 19:51:15,093 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 19:51:15,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:15,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:15,095 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 19:51:15,097 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 19:51:17,831 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-12-17 19:51:17,832 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:17,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-12-17 19:51:17,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 19:51:17,907 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-12-17 19:51:17,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-12-17 19:51:17,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:18,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:18,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:18,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:18,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:18,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:18,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:18,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:18,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:18,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:18,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:18,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:18,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:18,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:18,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:18,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:18,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:18,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:18,723 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:18,723 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 19:51:19,224 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_712 (Array Int Int)) (v_ArrVal_715 Int)) (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_712))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_715))) |c_~#cache~0.base|) (+ 112 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:51:19,236 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_712 (Array Int Int)) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_49| Int)) (let ((.cse0 (* |c_t_funThread1of1ForFork0_~i~0#1| 28))) (or (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_712) |c_~#cache~0.base|) (+ 112 .cse0 |c_~#cache~0.offset|)) 0) (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_49|)))) is different from false [2024-12-17 19:51:19,276 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_712 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_712) |c_~#cache~0.base|) (+ 112 |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:51:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:19,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291269235] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 19:51:19,344 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 19:51:19,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 17] total 47 [2024-12-17 19:51:19,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244670705] [2024-12-17 19:51:19,344 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 19:51:19,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-12-17 19:51:19,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:19,346 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-12-17 19:51:19,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=1811, Unknown=12, NotChecked=264, Total=2256 [2024-12-17 19:51:19,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:19,346 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:19,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 5.958333333333333) internal successors, (286), 47 states have internal predecessors, (286), 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 19:51:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:20,079 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-17 19:51:20,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:20,271 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:20,271 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:20,271 INFO L139 ounterexampleChecker]: Examining path program with hash -835357110, occurence #6 [2024-12-17 19:51:20,271 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:51:20,271 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:51:20,271 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,271 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 19:51:20,271 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:51:20,271 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 19:51:20,271 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,271 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 19:51:20,271 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,271 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 19:51:20,271 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,271 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 19:51:20,271 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,272 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-12-17 19:51:20,272 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,273 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-12-17 19:51:20,273 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,273 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-12-17 19:51:20,273 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,273 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-12-17 19:51:20,273 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,273 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-12-17 19:51:20,273 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,273 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-12-17 19:51:20,273 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,273 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-12-17 19:51:20,273 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,273 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-12-17 19:51:20,273 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,273 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-12-17 19:51:20,273 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:20,273 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:51:20,273 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:20,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:20,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1128875614, now seen corresponding path program 6 times [2024-12-17 19:51:20,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:20,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433628904] [2024-12-17 19:51:20,273 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 19:51:20,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:20,338 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-12-17 19:51:20,339 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:22,135 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:22,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:22,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433628904] [2024-12-17 19:51:22,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433628904] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:51:22,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [526589111] [2024-12-17 19:51:22,135 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-12-17 19:51:22,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:22,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:22,137 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 19:51:22,138 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 19:51:23,090 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-12-17 19:51:23,090 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:23,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 90 conjuncts are in the unsatisfiable core [2024-12-17 19:51:23,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 19:51:23,166 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-12-17 19:51:23,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-12-17 19:51:23,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:23,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:23,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:23,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:23,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:23,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:23,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:23,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:23,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:23,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:23,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:23,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:23,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:23,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:23,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:23,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:24,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:24,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:24,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:24,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:24,178 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:24,178 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 19:51:25,826 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_950 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_950) |c_~#cache~0.base|) (+ 140 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:51:25,945 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:25,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [526589111] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 19:51:25,945 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 19:51:25,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 18, 19] total 55 [2024-12-17 19:51:25,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517007799] [2024-12-17 19:51:25,945 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 19:51:25,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2024-12-17 19:51:25,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:25,946 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2024-12-17 19:51:25,947 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=2708, Unknown=46, NotChecked=106, Total=3080 [2024-12-17 19:51:25,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:25,947 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:25,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 6.160714285714286) internal successors, (345), 55 states have internal predecessors, (345), 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 19:51:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:27,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:51:27,125 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 19:51:27,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:27,317 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:27,317 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:27,317 INFO L139 ounterexampleChecker]: Examining path program with hash -835357110, occurence #7 [2024-12-17 19:51:27,317 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:51:27,317 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 19:51:27,318 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,318 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-12-17 19:51:27,318 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-12-17 19:51:27,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-12-17 19:51:27,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-12-17 19:51:27,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-12-17 19:51:27,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-12-17 19:51:27,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-12-17 19:51:27,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-12-17 19:51:27,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-12-17 19:51:27,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-12-17 19:51:27,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:27,319 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:51:27,319 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:27,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:27,319 INFO L85 PathProgramCache]: Analyzing trace with hash -548904066, now seen corresponding path program 7 times [2024-12-17 19:51:27,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:27,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181728848] [2024-12-17 19:51:27,319 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 19:51:27,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 19:51:28,584 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:28,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:28,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181728848] [2024-12-17 19:51:28,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181728848] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:51:28,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [999367142] [2024-12-17 19:51:28,585 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-12-17 19:51:28,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:28,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:28,586 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 19:51:28,587 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 19:51:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 19:51:28,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 102 conjuncts are in the unsatisfiable core [2024-12-17 19:51:28,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 19:51:28,796 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-12-17 19:51:28,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-12-17 19:51:28,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:28,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:28,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:28,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:29,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:29,924 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:29,925 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 19:51:32,805 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1224 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1224) |c_~#cache~0.base|) (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) 168 |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:51:32,933 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:32,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [999367142] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 19:51:32,933 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 19:51:32,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 21] total 57 [2024-12-17 19:51:32,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761858935] [2024-12-17 19:51:32,933 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 19:51:32,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-12-17 19:51:32,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:32,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-12-17 19:51:32,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=232, Invalid=2907, Unknown=57, NotChecked=110, Total=3306 [2024-12-17 19:51:32,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:32,935 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:32,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 6.982758620689655) internal successors, (405), 57 states have internal predecessors, (405), 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 19:51:32,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:32,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:32,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:32,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:32,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:32,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:32,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:32,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:32,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:51:32,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:33,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:33,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:33,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:33,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:33,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:33,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:33,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:33,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:33,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:51:33,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:51:33,992 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-12-17 19:51:34,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:34,186 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:34,186 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:34,186 INFO L139 ounterexampleChecker]: Examining path program with hash -835357110, occurence #8 [2024-12-17 19:51:34,186 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:51:34,186 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 19:51:34,187 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-12-17 19:51:34,187 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,187 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 148 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-12-17 19:51:34,188 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:34,188 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:51:34,188 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:34,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:34,188 INFO L85 PathProgramCache]: Analyzing trace with hash -589396134, now seen corresponding path program 8 times [2024-12-17 19:51:34,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:34,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486103710] [2024-12-17 19:51:34,188 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 19:51:34,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:34,224 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 19:51:34,225 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:35,831 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:35,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:35,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486103710] [2024-12-17 19:51:35,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486103710] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:51:35,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78119909] [2024-12-17 19:51:35,832 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 19:51:35,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:35,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:35,834 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 19:51:35,834 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 19:51:36,008 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-17 19:51:36,008 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:36,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 826 conjuncts, 114 conjuncts are in the unsatisfiable core [2024-12-17 19:51:36,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 19:51:36,083 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-12-17 19:51:36,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-12-17 19:51:36,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:36,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-12-17 19:51:36,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:36,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:36,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:36,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:36,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:36,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:36,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:36,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:36,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:36,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:36,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:36,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:36,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:36,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:36,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:36,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:36,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:37,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:37,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:37,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:37,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:37,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:37,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:37,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:37,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:37,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:51:37,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:51:37,499 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:37,499 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 19:51:38,469 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1534 (Array Int Int)) (v_ArrVal_1538 Int)) (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1534))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_1538))) |c_~#cache~0.base|) (+ 196 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:51:38,480 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1534 (Array Int Int)) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_91| Int)) (let ((.cse0 (* |c_t_funThread1of1ForFork0_~i~0#1| 28))) (or (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_91|) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1534) |c_~#cache~0.base|) (+ 196 .cse0 |c_~#cache~0.offset|)) 0)))) is different from false [2024-12-17 19:51:38,483 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1534 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1534) |c_~#cache~0.base|) (+ 196 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:51:38,603 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:38,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [78119909] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 19:51:38,603 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 19:51:38,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 23] total 63 [2024-12-17 19:51:38,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018290814] [2024-12-17 19:51:38,603 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 19:51:38,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-12-17 19:51:38,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:51:38,605 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-12-17 19:51:38,606 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=3408, Unknown=14, NotChecked=360, Total=4032 [2024-12-17 19:51:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:38,606 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:51:38,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 7.265625) internal successors, (465), 63 states have internal predecessors, (465), 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 19:51:38,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:38,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:38,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:38,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:38,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:38,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:38,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:38,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:38,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:51:38,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:51:38,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:51:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:51:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:51:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:51:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:51:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:51:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:51:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:51:39,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:51:39,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 19:51:39,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-12-17 19:51:39,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:39,992 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:51:39,992 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:51:39,993 INFO L139 ounterexampleChecker]: Examining path program with hash -835357110, occurence #9 [2024-12-17 19:51:39,993 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 19:51:39,993 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,993 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-12-17 19:51:39,993 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 148 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-12-17 19:51:39,994 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:51:39,994 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:51:39,994 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:51:39,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:51:39,995 INFO L85 PathProgramCache]: Analyzing trace with hash -260561610, now seen corresponding path program 9 times [2024-12-17 19:51:39,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:51:39,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76496386] [2024-12-17 19:51:39,995 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 19:51:39,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:51:40,067 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-12-17 19:51:40,067 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:51:42,424 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:51:42,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:51:42,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76496386] [2024-12-17 19:51:42,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76496386] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:51:42,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [742979043] [2024-12-17 19:51:42,425 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 19:51:42,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:51:42,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:51:42,427 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 19:51:42,429 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 19:52:09,023 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-12-17 19:52:09,023 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:52:09,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 132 conjuncts are in the unsatisfiable core [2024-12-17 19:52:09,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-17 19:52:09,161 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-12-17 19:52:09,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-12-17 19:52:09,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-12-17 19:52:09,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-12-17 19:52:09,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-17 19:52:09,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-17 19:52:09,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-17 19:52:09,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-17 19:52:09,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-17 19:52:09,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:09,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-17 19:52:10,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:10,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:10,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-17 19:52:10,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:10,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:10,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-17 19:52:10,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-12-17 19:52:10,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2024-12-17 19:52:10,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:10,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:52:10,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:10,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:52:10,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:10,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:52:10,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:10,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:52:10,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:10,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:52:10,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-17 19:52:10,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-17 19:52:11,088 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:52:11,088 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-17 19:52:13,009 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1880 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1880) |c_~#cache~0.base|) (+ 224 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:52:13,012 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1880 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1880) |c_~#cache~0.base|) (+ 224 |c_~#cache~0.offset|)) 0)) is different from false [2024-12-17 19:52:13,088 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:52:13,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [742979043] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-17 19:52:13,088 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-17 19:52:13,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26, 25] total 74 [2024-12-17 19:52:13,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291939679] [2024-12-17 19:52:13,089 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-17 19:52:13,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2024-12-17 19:52:13,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 19:52:13,090 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2024-12-17 19:52:13,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=4928, Unknown=36, NotChecked=286, Total=5550 [2024-12-17 19:52:13,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:52:13,091 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 19:52:13,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 7.0) internal successors, (525), 74 states have internal predecessors, (525), 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 19:52:13,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:52:13,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:52:13,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:52:13,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:52:13,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:52:13,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:52:13,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:52:13,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:52:13,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:52:13,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:52:13,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-12-17 19:52:13,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 19:52:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 19:52:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-17 19:52:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-17 19:52:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:52:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-17 19:52:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-17 19:52:14,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:52:14,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-17 19:52:14,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:52:14,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-17 19:52:14,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-17 19:52:14,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-17 19:52:14,835 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 19:52:15,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-12-17 19:52:15,017 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-17 19:52:15,017 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 19:52:15,018 INFO L139 ounterexampleChecker]: Examining path program with hash -835357110, occurence #10 [2024-12-17 19:52:15,018 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-12-17 19:52:15,018 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,018 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-12-17 19:52:15,018 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 148 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 188 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 194 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2024-12-17 19:52:15,019 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,019 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2024-12-17 19:52:15,021 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-12-17 19:52:15,021 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-12-17 19:52:15,021 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 19:52:15,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 19:52:15,021 INFO L85 PathProgramCache]: Analyzing trace with hash -543933166, now seen corresponding path program 10 times [2024-12-17 19:52:15,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 19:52:15,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781480434] [2024-12-17 19:52:15,021 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 19:52:15,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 19:52:15,150 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 19:52:15,151 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 19:52:17,488 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 738 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-17 19:52:17,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 19:52:17,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781480434] [2024-12-17 19:52:17,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781480434] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-17 19:52:17,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191191967] [2024-12-17 19:52:17,488 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 19:52:17,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-17 19:52:17,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 19:52:17,490 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 19:52:17,491 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 Killed by 15