./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i --full-output --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1f73d82f 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 ../sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_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 566e2cbe460cf96671c9cef5a53ce51910e23c462e96f394be80b957976729c5 --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT --- Real Ultimate output --- This is Ultimate 0.3.0-dev-1f73d82-m [2024-11-21 15:00:03,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-21 15:00:03,533 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-11-21 15:00:03,536 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-21 15:00:03,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-21 15:00:03,586 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-21 15:00:03,587 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-21 15:00:03,587 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-21 15:00:03,587 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-21 15:00:03,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-21 15:00:03,588 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * Use SBE=true [2024-11-21 15:00:03,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-21 15:00:03,588 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-21 15:00:03,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-21 15:00:03,589 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-21 15:00:03,589 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-21 15:00:03,589 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-21 15:00:03,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-21 15:00:03,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-21 15:00:03,589 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-21 15:00:03,589 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-21 15:00:03,589 INFO L153 SettingsManager]: * Commutativity condition synthesis=SUFFICIENT [2024-11-21 15:00:03,589 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-21 15:00:03,593 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-21 15:00:03,593 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-11-21 15:00:03,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-21 15:00:03,593 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-21 15:00:03,593 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-21 15:00:03,593 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-21 15:00:03,593 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-21 15:00:03,593 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 -> 566e2cbe460cf96671c9cef5a53ce51910e23c462e96f394be80b957976729c5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-21 15:00:03,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-21 15:00:03,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-21 15:00:03,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-21 15:00:03,860 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-21 15:00:03,860 INFO L274 PluginConnector]: CDTParser initialized [2024-11-21 15:00:03,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2024-11-21 15:00:05,034 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/c21b1c6c5/7cd8171659ea42e4a4d6f46ebbccbc7e/FLAG32c3f6d56 [2024-11-21 15:00:05,320 INFO L384 CDTParser]: Found 1 translation units. [2024-11-21 15:00:05,322 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2024-11-21 15:00:05,334 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/c21b1c6c5/7cd8171659ea42e4a4d6f46ebbccbc7e/FLAG32c3f6d56 [2024-11-21 15:00:05,621 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/c21b1c6c5/7cd8171659ea42e4a4d6f46ebbccbc7e [2024-11-21 15:00:05,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-21 15:00:05,624 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-21 15:00:05,630 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-21 15:00:05,630 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-21 15:00:05,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-21 15:00:05,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 03:00:05" (1/1) ... [2024-11-21 15:00:05,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48dd8914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:05, skipping insertion in model container [2024-11-21 15:00:05,637 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 03:00:05" (1/1) ... [2024-11-21 15:00:05,687 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-21 15:00:05,950 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i[41323,41336] [2024-11-21 15:00:05,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-21 15:00:05,997 INFO L200 MainTranslator]: Completed pre-run [2024-11-21 15:00:06,045 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i[41323,41336] [2024-11-21 15:00:06,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-21 15:00:06,132 INFO L204 MainTranslator]: Completed translation [2024-11-21 15:00:06,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06 WrapperNode [2024-11-21 15:00:06,133 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-21 15:00:06,134 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-21 15:00:06,134 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-21 15:00:06,134 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-21 15:00:06,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,167 INFO L138 Inliner]: procedures = 272, calls = 109, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 324 [2024-11-21 15:00:06,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-21 15:00:06,168 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-21 15:00:06,168 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-21 15:00:06,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-21 15:00:06,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,180 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,184 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,194 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-21 15:00:06,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-21 15:00:06,214 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-21 15:00:06,214 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-21 15:00:06,215 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (1/1) ... [2024-11-21 15:00:06,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-21 15:00:06,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:06,246 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) [2024-11-21 15:00:06,252 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 [2024-11-21 15:00:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-21 15:00:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-21 15:00:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-21 15:00:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-21 15:00:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-21 15:00:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-21 15:00:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-21 15:00:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-21 15:00:06,265 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-21 15:00:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-21 15:00:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-21 15:00:06,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-21 15:00:06,267 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-21 15:00:06,355 INFO L234 CfgBuilder]: Building ICFG [2024-11-21 15:00:06,357 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-21 15:00:06,702 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-21 15:00:06,703 INFO L283 CfgBuilder]: Performing block encoding [2024-11-21 15:00:07,085 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-21 15:00:07,086 INFO L312 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-21 15:00:07,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 03:00:07 BoogieIcfgContainer [2024-11-21 15:00:07,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-21 15:00:07,089 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-21 15:00:07,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-21 15:00:07,094 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-21 15:00:07,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 03:00:05" (1/3) ... [2024-11-21 15:00:07,096 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7722bf1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 03:00:07, skipping insertion in model container [2024-11-21 15:00:07,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 03:00:06" (2/3) ... [2024-11-21 15:00:07,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7722bf1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 03:00:07, skipping insertion in model container [2024-11-21 15:00:07,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 03:00:07" (3/3) ... [2024-11-21 15:00:07,099 INFO L128 eAbstractionObserver]: Analyzing ICFG 28-race_reach_72-funloop_hard_racing.i [2024-11-21 15:00:07,112 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-21 15:00:07,113 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 28-race_reach_72-funloop_hard_racing.i that has 2 procedures, 97 locations, 1 initial locations, 20 loop locations, and 3 error locations. [2024-11-21 15:00:07,113 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-21 15:00:07,162 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-21 15:00:07,205 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-21 15:00:07,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-21 15:00:07,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:07,212 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) [2024-11-21 15:00:07,216 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 [2024-11-21 15:00:07,290 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-21 15:00:07,302 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2024-11-21 15:00:07,309 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;@637c51b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-21 15:00:07,309 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-21 15:00:07,571 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:07,575 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:07,576 INFO L139 ounterexampleChecker]: Examining path program with hash -917722506, occurence #1 [2024-11-21 15:00:07,576 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:00:07,576 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:07,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:07,581 INFO L85 PathProgramCache]: Analyzing trace with hash 90116, now seen corresponding path program 1 times [2024-11-21 15:00:07,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:07,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255318859] [2024-11-21 15:00:07,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:07,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:00:07,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:07,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255318859] [2024-11-21 15:00:07,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255318859] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:00:07,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 15:00:07,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-21 15:00:07,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401521829] [2024-11-21 15:00:07,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:00:07,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-21 15:00:07,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:07,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-21 15:00:07,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-21 15:00:07,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:07,883 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:07,885 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) [2024-11-21 15:00:07,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:07,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:07,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-21 15:00:07,940 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:07,940 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:07,940 INFO L139 ounterexampleChecker]: Examining path program with hash -917722506, occurence #2 [2024-11-21 15:00:07,940 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:00:07,940 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-11-21 15:00:07,941 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:07,942 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-21 15:00:07,942 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:00:07,942 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:00:07,942 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:07,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:07,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1661965167, now seen corresponding path program 1 times [2024-11-21 15:00:07,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:07,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148929139] [2024-11-21 15:00:07,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:07,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:08,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:00:08,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:08,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148929139] [2024-11-21 15:00:08,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148929139] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:08,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78431644] [2024-11-21 15:00:08,080 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:08,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:08,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:08,082 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) [2024-11-21 15:00:08,083 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 [2024-11-21 15:00:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:08,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-21 15:00:08,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:00:08,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:00:08,210 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:00:08,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:00:08,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [78431644] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:00:08,231 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:00:08,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-21 15:00:08,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522074416] [2024-11-21 15:00:08,233 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:00:08,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-21 15:00:08,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:08,234 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-21 15:00:08,234 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-21 15:00:08,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:08,235 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:08,235 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) [2024-11-21 15:00:08,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:08,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:08,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:08,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:08,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-21 15:00:08,515 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 [2024-11-21 15:00:08,516 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:08,516 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:08,516 INFO L139 ounterexampleChecker]: Examining path program with hash -917722506, occurence #3 [2024-11-21 15:00:08,517 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:00:08,517 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-21 15:00:08,517 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:08,517 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-21 15:00:08,518 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:00:08,518 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:00:08,518 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:08,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:08,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1806197444, now seen corresponding path program 2 times [2024-11-21 15:00:08,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:08,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362000964] [2024-11-21 15:00:08,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:08,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:00:08,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:08,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362000964] [2024-11-21 15:00:08,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362000964] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:08,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1081972259] [2024-11-21 15:00:08,688 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-21 15:00:08,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:08,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:08,690 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) [2024-11-21 15:00:08,694 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 [2024-11-21 15:00:08,796 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-21 15:00:08,796 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:00:08,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-21 15:00:08,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:00:08,938 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-21 15:00:08,938 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 [2024-11-21 15:00:09,023 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 [2024-11-21 15:00:09,154 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 [2024-11-21 15:00:09,222 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-21 15:00:09,223 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-21 15:00:09,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1081972259] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:00:09,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-21 15:00:09,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 12 [2024-11-21 15:00:09,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216018454] [2024-11-21 15:00:09,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:00:09,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-21 15:00:09,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:09,225 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-21 15:00:09,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-11-21 15:00:09,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:09,225 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:09,225 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) [2024-11-21 15:00:09,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:09,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:09,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:09,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:09,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:09,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:09,411 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-21 15:00:09,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:09,601 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:09,601 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:09,601 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #1 [2024-11-21 15:00:09,601 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:00:09,601 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:09,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:09,602 INFO L85 PathProgramCache]: Analyzing trace with hash 18886496, now seen corresponding path program 1 times [2024-11-21 15:00:09,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:09,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404513422] [2024-11-21 15:00:09,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:09,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-21 15:00:09,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:09,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404513422] [2024-11-21 15:00:09,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404513422] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:09,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496703626] [2024-11-21 15:00:09,767 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:09,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:09,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:09,787 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) [2024-11-21 15:00:09,791 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 [2024-11-21 15:00:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:09,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-21 15:00:09,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:00:09,908 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-21 15:00:09,909 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:00:09,958 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-21 15:00:09,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496703626] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:00:09,959 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:00:09,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-11-21 15:00:09,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38115478] [2024-11-21 15:00:09,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:00:09,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-21 15:00:09,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:09,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-21 15:00:09,961 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-21 15:00:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:09,961 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:09,961 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) [2024-11-21 15:00:09,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:09,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:09,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:09,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:10,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:10,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:10,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:10,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:10,050 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 [2024-11-21 15:00:10,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:10,239 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:10,239 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:10,239 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #2 [2024-11-21 15:00:10,239 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:00:10,239 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:00:10,239 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:10,239 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:00:10,239 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:00:10,239 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-21 15:00:10,239 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:10,240 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:00:10,240 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:10,240 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-21 15:00:10,240 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:10,240 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-21 15:00:10,240 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:10,240 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:00:10,240 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:10,240 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:00:10,240 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:10,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:10,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1268879232, now seen corresponding path program 2 times [2024-11-21 15:00:10,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:10,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028146590] [2024-11-21 15:00:10,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:10,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:11,078 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:11,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:11,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028146590] [2024-11-21 15:00:11,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028146590] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:11,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743359537] [2024-11-21 15:00:11,078 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-21 15:00:11,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:11,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:11,081 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) [2024-11-21 15:00:11,083 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 [2024-11-21 15:00:11,194 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-21 15:00:11,195 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:00:11,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-21 15:00:11,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:00:11,295 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-21 15:00:11,295 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 [2024-11-21 15:00:11,324 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 [2024-11-21 15:00:11,431 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 [2024-11-21 15:00:11,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:11,506 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 [2024-11-21 15:00:11,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:11,550 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 [2024-11-21 15:00:11,672 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:11,672 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:00:11,822 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_234 (Array Int Int)) (v_ArrVal_237 Int)) (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_234))) (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_237))) |c_~#cache~0.base|) (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) 28 |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:11,843 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_25| Int) (v_ArrVal_234 (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_234) |c_~#cache~0.base|) (+ .cse0 28 |c_~#cache~0.offset|)) 0) (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_25|)))) is different from false [2024-11-21 15:00:11,851 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_234 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_234) |c_~#cache~0.base|) (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) 28 |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:11,861 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_234 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_234) |c_~#cache~0.base|) (+ 28 |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:11,975 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:11,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743359537] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:00:11,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:00:11,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 11] total 28 [2024-11-21 15:00:11,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452307619] [2024-11-21 15:00:11,975 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:00:11,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-21 15:00:11,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:11,976 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-21 15:00:11,976 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=510, Unknown=4, NotChecked=196, Total=812 [2024-11-21 15:00:11,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:11,976 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:11,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 3.6551724137931036) internal successors, (106), 28 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) [2024-11-21 15:00:11,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:11,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:11,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:11,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:11,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:12,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:12,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:12,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:12,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:12,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:12,312 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-21 15:00:12,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:12,500 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:12,500 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:12,500 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #3 [2024-11-21 15:00:12,500 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:00:12,500 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:00:12,500 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,500 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:00:12,501 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:00:12,501 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-21 15:00:12,501 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,501 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:00:12,501 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,501 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-21 15:00:12,501 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,501 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-21 15:00:12,501 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,501 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:00:12,501 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,501 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-21 15:00:12,501 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,501 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-21 15:00:12,501 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,501 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-21 15:00:12,501 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,501 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-21 15:00:12,501 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,501 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-21 15:00:12,501 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:12,501 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:00:12,501 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:12,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:12,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1256217060, now seen corresponding path program 3 times [2024-11-21 15:00:12,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:12,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724297360] [2024-11-21 15:00:12,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:12,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:13,295 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:13,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:13,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724297360] [2024-11-21 15:00:13,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724297360] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:13,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1083954169] [2024-11-21 15:00:13,297 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-21 15:00:13,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:13,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:13,302 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) [2024-11-21 15:00:13,308 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 [2024-11-21 15:00:13,468 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-21 15:00:13,469 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:00:13,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-21 15:00:13,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:00:13,561 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-21 15:00:13,562 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 [2024-11-21 15:00:13,587 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 [2024-11-21 15:00:13,688 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 [2024-11-21 15:00:13,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:13,753 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 [2024-11-21 15:00:13,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:13,806 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 [2024-11-21 15:00:13,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:13,969 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 [2024-11-21 15:00:14,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:14,010 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 [2024-11-21 15:00:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:14,113 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:00:14,364 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_368 Int) (v_ArrVal_364 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_364))) (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_368))) |c_~#cache~0.base|) (+ 56 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:14,390 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_31| Int) (v_ArrVal_364 (Array Int 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_31|) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_364) |c_~#cache~0.base|) (+ 56 .cse0 |c_~#cache~0.offset|)) 0)))) is different from false [2024-11-21 15:00:14,396 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_364 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_364) |c_~#cache~0.base|) (+ 56 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:14,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1083954169] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:00:14,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:00:14,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 13] total 33 [2024-11-21 15:00:14,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291183978] [2024-11-21 15:00:14,524 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:00:14,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-21 15:00:14,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:14,525 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-21 15:00:14,526 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=798, Unknown=14, NotChecked=180, Total=1122 [2024-11-21 15:00:14,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:14,526 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:14,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 4.852941176470588) internal successors, (165), 33 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) [2024-11-21 15:00:14,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:14,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:14,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:14,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:14,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:14,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:14,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:14,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:14,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:14,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:14,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:14,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:14,952 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 [2024-11-21 15:00:15,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-21 15:00:15,141 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:15,141 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:15,141 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #4 [2024-11-21 15:00:15,141 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:00:15,141 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:00:15,141 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,141 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:00:15,141 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:00:15,141 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-21 15:00:15,141 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,141 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:00:15,141 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,141 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-21 15:00:15,141 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,141 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-21 15:00:15,141 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,141 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:00:15,141 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-21 15:00:15,142 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-21 15:00:15,142 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-21 15:00:15,142 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-21 15:00:15,142 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-21 15:00:15,142 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-21 15:00:15,142 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-21 15:00:15,142 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-21 15:00:15,142 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-21 15:00:15,142 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-21 15:00:15,142 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:15,142 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:00:15,142 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:15,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:15,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1173116600, now seen corresponding path program 4 times [2024-11-21 15:00:15,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:15,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400023980] [2024-11-21 15:00:15,143 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:15,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:16,100 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:16,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:16,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400023980] [2024-11-21 15:00:16,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400023980] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:16,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848789672] [2024-11-21 15:00:16,100 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-21 15:00:16,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:16,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:16,103 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) [2024-11-21 15:00:16,109 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 [2024-11-21 15:00:16,407 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-21 15:00:16,407 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:00:16,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-11-21 15:00:16,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:00:16,495 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-21 15:00:16,495 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 [2024-11-21 15:00:16,518 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 16 treesize of output 11 [2024-11-21 15:00:16,615 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 [2024-11-21 15:00:16,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:16,688 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 [2024-11-21 15:00:16,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:16,731 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 [2024-11-21 15:00:16,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:16,916 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 [2024-11-21 15:00:16,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:16,961 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 [2024-11-21 15:00:17,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:17,090 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 [2024-11-21 15:00:17,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:17,133 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 [2024-11-21 15:00:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:17,243 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:00:17,571 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_533 Int) (v_ArrVal_530 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_530))) (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_533))) |c_~#cache~0.base|) (+ 84 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:17,643 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_530 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_530) |c_~#cache~0.base|) (+ 84 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:17,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [848789672] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:00:17,756 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:00:17,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 15] total 39 [2024-11-21 15:00:17,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264795351] [2024-11-21 15:00:17,756 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:00:17,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-11-21 15:00:17,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:17,757 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-11-21 15:00:17,758 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1233, Unknown=23, NotChecked=146, Total=1560 [2024-11-21 15:00:17,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:17,758 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:17,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 5.625) internal successors, (225), 39 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) [2024-11-21 15:00:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:17,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:18,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:18,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:18,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:18,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:18,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:18,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:18,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:00:18,342 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-21 15:00:18,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:18,529 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:18,529 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:18,529 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #5 [2024-11-21 15:00:18,529 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:00:18,529 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:00:18,529 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,529 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:00:18,529 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:00:18,529 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-21 15:00:18,529 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,529 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:00:18,529 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,529 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-21 15:00:18,529 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,529 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-21 15:00:18,531 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,531 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:00:18,531 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,531 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-21 15:00:18,531 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,531 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-21 15:00:18,532 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:18,532 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:00:18,532 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:18,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:18,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1320591700, now seen corresponding path program 5 times [2024-11-21 15:00:18,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:18,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417136121] [2024-11-21 15:00:18,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:18,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:19,645 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:19,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:19,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417136121] [2024-11-21 15:00:19,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417136121] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:19,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [811291979] [2024-11-21 15:00:19,646 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-21 15:00:19,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:19,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:19,648 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) [2024-11-21 15:00:19,649 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 [2024-11-21 15:00:25,787 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-11-21 15:00:25,788 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:00:25,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-11-21 15:00:25,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:00:25,873 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-21 15:00:25,874 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 [2024-11-21 15:00:25,896 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 [2024-11-21 15:00:25,986 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 [2024-11-21 15:00:26,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:26,051 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 [2024-11-21 15:00:26,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:26,096 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 [2024-11-21 15:00:26,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:26,240 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 [2024-11-21 15:00:26,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:26,279 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 [2024-11-21 15:00:26,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:26,441 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 [2024-11-21 15:00:26,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:26,480 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 [2024-11-21 15:00:26,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:26,611 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 [2024-11-21 15:00:26,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:26,652 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 [2024-11-21 15:00:26,759 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:26,759 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:00:27,639 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_732 (Array Int Int)) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_49| 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_49|) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_732) |c_~#cache~0.base|) (+ 112 .cse0 |c_~#cache~0.offset|)) 0)))) is different from false [2024-11-21 15:00:27,685 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_732 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_732) |c_~#cache~0.base|) (+ 112 |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:27,779 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:27,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [811291979] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:00:27,779 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:00:27,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 17] total 45 [2024-11-21 15:00:27,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992455484] [2024-11-21 15:00:27,780 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:00:27,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-11-21 15:00:27,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:27,781 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-11-21 15:00:27,781 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=1697, Unknown=25, NotChecked=170, Total=2070 [2024-11-21 15:00:27,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:27,782 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:27,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 6.217391304347826) internal successors, (286), 45 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) [2024-11-21 15:00:27,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:27,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:27,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:27,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:27,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:27,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:27,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:00:27,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:28,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:28,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:28,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:28,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:28,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:28,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:28,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:00:28,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:00:28,516 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-21 15:00:28,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:28,703 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:28,703 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:28,704 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #6 [2024-11-21 15:00:28,704 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:00:28,704 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,704 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-21 15:00:28,704 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-21 15:00:28,705 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:28,705 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:00:28,705 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:28,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:28,705 INFO L85 PathProgramCache]: Analyzing trace with hash -223509008, now seen corresponding path program 6 times [2024-11-21 15:00:28,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:28,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842338959] [2024-11-21 15:00:28,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:28,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:29,875 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:29,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:29,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842338959] [2024-11-21 15:00:29,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842338959] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:29,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [391619287] [2024-11-21 15:00:29,875 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-21 15:00:29,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:29,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:29,877 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) [2024-11-21 15:00:29,878 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 [2024-11-21 15:00:31,556 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-11-21 15:00:31,556 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:00:31,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 94 conjuncts are in the unsatisfiable core [2024-11-21 15:00:31,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:00:31,644 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-21 15:00:31,644 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 [2024-11-21 15:00:31,674 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 [2024-11-21 15:00:31,773 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 [2024-11-21 15:00:31,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:31,848 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 [2024-11-21 15:00:31,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:31,885 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 [2024-11-21 15:00:32,039 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 [2024-11-21 15:00:32,073 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 [2024-11-21 15:00:32,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:32,197 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 [2024-11-21 15:00:32,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:32,231 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 [2024-11-21 15:00:32,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:32,356 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 [2024-11-21 15:00:32,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:32,410 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 [2024-11-21 15:00:32,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:32,670 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 [2024-11-21 15:00:32,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:32,723 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 [2024-11-21 15:00:32,858 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:32,858 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:00:33,508 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_973 Int) (v_ArrVal_970 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_970))) (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_973))) |c_~#cache~0.base|) (+ 140 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:33,523 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_61| Int) (v_ArrVal_970 (Array Int 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_61|) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_970) |c_~#cache~0.base|) (+ 140 .cse0 |c_~#cache~0.offset|)) 0)))) is different from false [2024-11-21 15:00:33,570 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_970 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_970) |c_~#cache~0.base|) (+ 140 |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:33,646 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:33,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [391619287] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:00:33,646 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:00:33,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 19] total 51 [2024-11-21 15:00:33,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511117378] [2024-11-21 15:00:33,648 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:00:33,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2024-11-21 15:00:33,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:33,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2024-11-21 15:00:33,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=2148, Unknown=16, NotChecked=288, Total=2652 [2024-11-21 15:00:33,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:33,652 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:33,652 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 6.634615384615385) internal successors, (345), 51 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) [2024-11-21 15:00:33,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:33,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:33,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:33,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:33,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:33,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:33,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:00:33,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:00:33,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:34,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:34,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:34,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:34,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:34,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:34,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:34,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:00:34,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:00:34,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-21 15:00:34,750 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-21 15:00:34,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:34,932 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:34,932 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:34,933 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #7 [2024-11-21 15:00:34,933 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:00:34,933 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-21 15:00:34,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-21 15:00:34,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:34,934 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:00:34,934 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:34,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:34,937 INFO L85 PathProgramCache]: Analyzing trace with hash -411040628, now seen corresponding path program 7 times [2024-11-21 15:00:34,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:34,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147061177] [2024-11-21 15:00:34,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:34,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:36,320 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:36,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:36,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147061177] [2024-11-21 15:00:36,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147061177] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:36,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [32119464] [2024-11-21 15:00:36,321 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-21 15:00:36,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:36,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:36,326 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) [2024-11-21 15:00:36,326 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 [2024-11-21 15:00:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:36,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 102 conjuncts are in the unsatisfiable core [2024-11-21 15:00:36,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:00:36,634 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-21 15:00:36,634 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 [2024-11-21 15:00:36,663 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 [2024-11-21 15:00:36,779 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 16 treesize of output 11 [2024-11-21 15:00:36,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:36,881 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 [2024-11-21 15:00:36,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:36,938 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 [2024-11-21 15:00:37,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:37,113 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 23 treesize of output 11 [2024-11-21 15:00:37,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:37,157 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 [2024-11-21 15:00:37,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:37,297 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 23 treesize of output 11 [2024-11-21 15:00:37,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:37,336 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 [2024-11-21 15:00:37,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:37,504 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 [2024-11-21 15:00:37,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:37,542 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 [2024-11-21 15:00:37,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:37,670 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 [2024-11-21 15:00:37,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:37,714 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 [2024-11-21 15:00:37,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:37,861 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 [2024-11-21 15:00:37,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:37,918 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 [2024-11-21 15:00:38,015 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:38,015 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:00:38,809 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1244 (Array Int Int)) (v_ArrVal_1247 Int)) (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1244))) (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_1247))) |c_~#cache~0.base|) (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) 168 |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:38,820 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75| Int) (v_ArrVal_1244 (Array Int 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_75|) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1244) |c_~#cache~0.base|) (+ .cse0 168 |c_~#cache~0.offset|)) 0)))) is different from false [2024-11-21 15:00:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:38,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [32119464] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:00:38,971 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:00:38,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 21] total 57 [2024-11-21 15:00:38,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493307864] [2024-11-21 15:00:38,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:00:38,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-11-21 15:00:38,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:38,972 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-11-21 15:00:38,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=2829, Unknown=29, NotChecked=218, Total=3306 [2024-11-21 15:00:38,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:38,974 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:38,974 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) [2024-11-21 15:00:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:00:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:00:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-21 15:00:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:40,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:40,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:40,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:40,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:40,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:40,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:40,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:00:40,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:00:40,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-21 15:00:40,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-21 15:00:40,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-21 15:00:40,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-21 15:00:40,449 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:40,449 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:40,450 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #8 [2024-11-21 15:00:40,450 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:00:40,450 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,450 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-21 15:00:40,450 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 148 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,451 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2024-11-21 15:00:40,451 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,452 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-21 15:00:40,452 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:40,452 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:00:40,452 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:40,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:40,452 INFO L85 PathProgramCache]: Analyzing trace with hash 895294760, now seen corresponding path program 8 times [2024-11-21 15:00:40,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:40,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139034096] [2024-11-21 15:00:40,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:40,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:41,994 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:41,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:41,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139034096] [2024-11-21 15:00:41,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139034096] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:41,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1736872378] [2024-11-21 15:00:41,994 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-21 15:00:41,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:41,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:41,996 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) [2024-11-21 15:00:41,997 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 [2024-11-21 15:00:42,213 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-21 15:00:42,213 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:00:42,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 826 conjuncts, 111 conjuncts are in the unsatisfiable core [2024-11-21 15:00:42,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:00:42,312 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-21 15:00:42,313 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 [2024-11-21 15:00:42,340 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 16 treesize of output 11 [2024-11-21 15:00:42,440 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 [2024-11-21 15:00:42,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:42,513 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 [2024-11-21 15:00:42,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:42,552 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 [2024-11-21 15:00:42,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:42,714 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 [2024-11-21 15:00:42,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:42,750 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 [2024-11-21 15:00:42,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:42,897 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 [2024-11-21 15:00:42,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:42,939 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 [2024-11-21 15:00:43,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:43,078 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 [2024-11-21 15:00:43,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:43,118 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 [2024-11-21 15:00:43,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:43,278 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 [2024-11-21 15:00:43,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:43,326 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 [2024-11-21 15:00:43,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:43,514 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 [2024-11-21 15:00:43,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:43,566 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 [2024-11-21 15:00:43,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:43,710 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 [2024-11-21 15:00:43,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:00:43,751 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 [2024-11-21 15:00:43,884 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:43,885 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:00:44,942 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1554 (Array Int Int)) (v_ArrVal_1558 Int)) (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1554))) (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_1558))) |c_~#cache~0.base|) (+ 196 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:00:44,955 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1554 (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|) (= 0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1554) |c_~#cache~0.base|) (+ 196 .cse0 |c_~#cache~0.offset|)))))) is different from false [2024-11-21 15:00:44,959 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1554 (Array Int Int))) (= 0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1554) |c_~#cache~0.base|) (+ 196 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)))) is different from false [2024-11-21 15:00:45,100 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:45,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1736872378] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:00:45,100 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:00:45,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 23] total 63 [2024-11-21 15:00:45,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575954630] [2024-11-21 15:00:45,101 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:00:45,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-11-21 15:00:45,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:00:45,102 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-11-21 15:00:45,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=3395, Unknown=27, NotChecked=360, Total=4032 [2024-11-21 15:00:45,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:45,103 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:00:45,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 7.28125) internal successors, (466), 63 states have internal predecessors, (466), 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) [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-21 15:00:45,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-21 15:00:46,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 15:00:46,447 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 [2024-11-21 15:00:46,634 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,SelfDestructingSolverStorable10 [2024-11-21 15:00:46,634 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:00:46,634 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:00:46,634 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #9 [2024-11-21 15:00:46,634 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:00:46,634 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:00:46,634 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,634 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:00:46,634 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,635 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-21 15:00:46,635 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-21 15:00:46,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-21 15:00:46,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-21 15:00:46,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-21 15:00:46,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,636 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 148 [2024-11-21 15:00:46,636 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-21 15:00:46,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-21 15:00:46,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2024-11-21 15:00:46,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-21 15:00:46,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-11-21 15:00:46,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2024-11-21 15:00:46,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,638 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-11-21 15:00:46,638 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-11-21 15:00:46,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,639 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-11-21 15:00:46,639 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:00:46,639 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:00:46,639 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:00:46,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:00:46,639 INFO L85 PathProgramCache]: Analyzing trace with hash -151793724, now seen corresponding path program 9 times [2024-11-21 15:00:46,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:00:46,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389858114] [2024-11-21 15:00:46,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:00:46,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:00:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:00:48,520 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:00:48,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:00:48,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389858114] [2024-11-21 15:00:48,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389858114] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:00:48,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1246175471] [2024-11-21 15:00:48,521 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-21 15:00:48,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:00:48,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:00:48,524 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) [2024-11-21 15:00:48,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-21 15:01:02,037 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-11-21 15:01:02,037 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:01:02,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 140 conjuncts are in the unsatisfiable core [2024-11-21 15:01:02,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:01:02,213 INFO L349 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2024-11-21 15:01:02,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2024-11-21 15:01:02,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2024-11-21 15:01:02,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2024-11-21 15:01:02,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:02,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:02,488 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 [2024-11-21 15:01:02,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:02,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:02,540 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 [2024-11-21 15:01:02,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:02,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:02,737 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 [2024-11-21 15:01:02,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:02,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:02,786 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 [2024-11-21 15:01:02,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:02,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:02,961 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 [2024-11-21 15:01:03,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:03,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:03,004 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 [2024-11-21 15:01:03,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:03,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:03,181 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 [2024-11-21 15:01:03,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:03,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:03,234 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 [2024-11-21 15:01:03,413 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 [2024-11-21 15:01:03,492 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 [2024-11-21 15:01:03,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:03,685 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-21 15:01:03,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 25 [2024-11-21 15:01:03,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:03,805 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-21 15:01:03,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 29 [2024-11-21 15:01:03,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:03,991 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 [2024-11-21 15:01:04,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:04,034 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 [2024-11-21 15:01:04,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:04,188 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 [2024-11-21 15:01:04,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:01:04,231 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 [2024-11-21 15:01:04,371 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:01:04,371 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:01:07,573 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:01:07,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1246175471] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:01:07,573 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:01:07,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 27, 25] total 72 [2024-11-21 15:01:07,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984105277] [2024-11-21 15:01:07,573 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:01:07,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-11-21 15:01:07,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:01:07,576 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-11-21 15:01:07,579 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=322, Invalid=4874, Unknown=60, NotChecked=0, Total=5256 [2024-11-21 15:01:07,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:01:07,579 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:01:07,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 7.191780821917808) internal successors, (525), 72 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) [2024-11-21 15:01:07,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:01:07,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:01:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:01:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:01:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:01:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:01:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:01:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:01:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-21 15:01:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-21 15:01:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 15:01:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 15:01:09,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-21 15:01:09,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-21 15:01:09,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:01:09,930 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:01:09,930 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:01:09,931 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #10 [2024-11-21 15:01:09,931 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:01:09,931 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-21 15:01:09,931 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,931 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,932 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 148 [2024-11-21 15:01:09,932 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-21 15:01:09,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-21 15:01:09,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2024-11-21 15:01:09,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,933 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-21 15:01:09,933 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-11-21 15:01:09,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2024-11-21 15:01:09,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-11-21 15:01:09,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-11-21 15:01:09,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-11-21 15:01:09,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 188 [2024-11-21 15:01:09,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2024-11-21 15:01:09,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 194 [2024-11-21 15:01:09,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2024-11-21 15:01:09,934 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,934 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2024-11-21 15:01:09,935 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:01:09,935 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:01:09,935 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:01:09,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:01:09,935 INFO L85 PathProgramCache]: Analyzing trace with hash 426974304, now seen corresponding path program 10 times [2024-11-21 15:01:09,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:01:09,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84414529] [2024-11-21 15:01:09,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:01:09,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:01:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:01:12,210 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 738 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:01:12,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:01:12,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84414529] [2024-11-21 15:01:12,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84414529] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:01:12,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2042006514] [2024-11-21 15:01:12,211 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-21 15:01:12,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:01:12,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:01:12,214 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:01:12,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-21 15:09:12,512 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-21 15:09:12,513 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:09:12,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 158 conjuncts are in the unsatisfiable core [2024-11-21 15:09:12,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:09:12,715 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-21 15:09:12,715 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 [2024-11-21 15:09:12,753 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 30 treesize of output 21 [2024-11-21 15:09:12,885 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 30 treesize of output 21 [2024-11-21 15:09:12,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:12,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:12,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:12,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-21 15:09:13,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-21 15:09:13,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-21 15:09:13,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-21 15:09:13,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-21 15:09:13,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-21 15:09:13,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,800 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-21 15:09:13,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2024-11-21 15:09:13,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:13,925 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-21 15:09:13,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 39 [2024-11-21 15:09:14,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:14,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:14,148 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 [2024-11-21 15:09:14,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:14,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:14,202 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 [2024-11-21 15:09:14,389 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 [2024-11-21 15:09:14,476 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 [2024-11-21 15:09:14,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-11-21 15:09:14,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:14,679 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-21 15:09:14,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 25 [2024-11-21 15:09:14,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:14,810 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-21 15:09:14,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 29 [2024-11-21 15:09:15,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:15,036 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 [2024-11-21 15:09:15,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:15,077 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 [2024-11-21 15:09:15,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:15,211 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 [2024-11-21 15:09:15,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:09:15,249 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 [2024-11-21 15:09:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 738 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:09:15,375 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:09:15,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-11-21 15:09:17,920 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_129| Int) (v_ArrVal_2282 (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_2282) |c_~#cache~0.base|) (+ 252 .cse0 |c_~#cache~0.offset|)) 0) (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_129|)))) is different from false [2024-11-21 15:09:17,998 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2282 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2282) |c_~#cache~0.base|) (+ 252 |c_~#cache~0.offset|)) 0)) is different from false [2024-11-21 15:09:18,124 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 738 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:09:18,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2042006514] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:09:18,124 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:09:18,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 32, 27] total 81 [2024-11-21 15:09:18,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445262376] [2024-11-21 15:09:18,124 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:09:18,125 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2024-11-21 15:09:18,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:09:18,126 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2024-11-21 15:09:18,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=374, Invalid=5910, Unknown=44, NotChecked=314, Total=6642 [2024-11-21 15:09:18,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:09:18,129 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:09:18,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 7.134146341463414) internal successors, (585), 81 states have internal predecessors, (585), 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) [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 15:09:18,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-21 15:09:18,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:09:21,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:09:21,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-21 15:09:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-21 15:09:21,088 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-21 15:09:21,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:09:21,206 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:09:21,206 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:09:21,206 INFO L139 ounterexampleChecker]: Examining path program with hash 2016706571, occurence #11 [2024-11-21 15:09:21,206 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:09:21,206 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:09:21,206 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,206 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:09:21,207 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:09:21,207 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2024-11-21 15:09:21,207 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,207 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:09:21,207 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,207 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-21 15:09:21,207 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,207 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-21 15:09:21,207 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,207 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:09:21,207 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,207 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2024-11-21 15:09:21,207 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,207 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-21 15:09:21,208 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,208 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 133 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 134 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 135 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 148 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 155 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 188 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 194 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 197 [2024-11-21 15:09:21,209 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,209 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 208 [2024-11-21 15:09:21,210 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,210 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 213 [2024-11-21 15:09:21,211 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,211 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 214 [2024-11-21 15:09:21,211 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,211 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2024-11-21 15:09:21,211 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,211 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2024-11-21 15:09:21,211 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:09:21,211 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:09:21,211 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:09:21,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:09:21,211 INFO L85 PathProgramCache]: Analyzing trace with hash 478806780, now seen corresponding path program 11 times [2024-11-21 15:09:21,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:09:21,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130087654] [2024-11-21 15:09:21,212 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:09:21,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:09:21,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:09:21,566 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 767 proven. 153 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:09:21,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:09:21,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130087654] [2024-11-21 15:09:21,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130087654] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:09:21,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [877231802] [2024-11-21 15:09:21,567 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-21 15:09:21,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:09:21,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:09:21,570 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:09:21,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-21 15:10:42,938 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-11-21 15:10:42,938 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:10:42,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 1042 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-21 15:10:42,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:10:43,159 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 920 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:10:43,160 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-21 15:10:43,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [877231802] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:10:43,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-21 15:10:43,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 14 [2024-11-21 15:10:43,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325746022] [2024-11-21 15:10:43,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:10:43,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-21 15:10:43,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:10:43,161 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-21 15:10:43,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=101, Unknown=0, NotChecked=0, Total=182 [2024-11-21 15:10:43,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:10:43,161 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:10:43,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 16.76923076923077) internal successors, (218), 13 states have internal predecessors, (218), 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) [2024-11-21 15:10:43,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:10:43,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-11-21 15:10:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:10:56,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:10:56,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:10:56,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:10:56,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:10:56,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:10:56,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:10:56,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-21 15:10:56,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 15:10:56,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-21 15:10:56,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-21 15:10:56,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-21 15:10:56,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-21 15:10:56,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-21 15:10:56,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:10:56,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-11-21 15:10:56,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-21 15:10:56,967 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:10:56,967 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:10:56,968 INFO L139 ounterexampleChecker]: Examining path program with hash 1755810893, occurence #1 [2024-11-21 15:10:56,969 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:10:56,969 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:10:56,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:10:56,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1987557389, now seen corresponding path program 1 times [2024-11-21 15:10:56,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:10:56,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108740280] [2024-11-21 15:10:56,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:10:56,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:10:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:10:57,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1513 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1513 trivial. 0 not checked. [2024-11-21 15:10:57,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:10:57,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108740280] [2024-11-21 15:10:57,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108740280] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:10:57,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 15:10:57,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-21 15:10:57,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372414282] [2024-11-21 15:10:57,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:10:57,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-21 15:10:57,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:10:57,621 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-21 15:10:57,621 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-21 15:10:57,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:10:57,621 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:10:57,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 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) [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-21 15:10:57,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-11-21 15:10:57,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-11-21 15:10:57,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:10:57,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:10:58,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:10:58,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:10:58,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:10:58,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:10:58,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:10:58,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-21 15:10:58,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-21 15:10:58,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 15:10:58,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-21 15:10:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-21 15:10:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-21 15:10:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-21 15:10:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-21 15:10:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:10:58,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-21 15:10:58,472 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-21 15:10:58,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-21 15:10:58,482 INFO L422 BasicCegarLoop]: Path program histogram: [11, 2, 1, 1] [2024-11-21 15:10:58,487 INFO L319 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2024-11-21 15:10:58,495 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-21 15:10:58,497 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-21 15:10:58,497 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-21 15:10:58,501 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;@637c51b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-21 15:10:58,501 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-21 15:10:58,506 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-21 15:10:58,510 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:10:58,510 INFO L139 ounterexampleChecker]: Examining path program with hash -1653243137, occurence #1 [2024-11-21 15:10:58,510 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:10:58,510 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:10:58,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:10:58,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1439742186, now seen corresponding path program 1 times [2024-11-21 15:10:58,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:10:58,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396128011] [2024-11-21 15:10:58,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:10:58,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:10:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:10:58,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:10:58,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:10:58,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396128011] [2024-11-21 15:10:58,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396128011] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:10:58,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 15:10:58,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-21 15:10:58,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483471431] [2024-11-21 15:10:58,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:10:58,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-21 15:10:58,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:10:58,559 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-21 15:10:58,559 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-21 15:10:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:10:58,559 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:10:58,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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) [2024-11-21 15:10:58,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:10:58,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:10:58,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-21 15:10:58,581 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-21 15:10:58,581 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:10:58,581 INFO L139 ounterexampleChecker]: Examining path program with hash -1653243137, occurence #2 [2024-11-21 15:10:58,581 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:10:58,581 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-11-21 15:10:58,582 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:10:58,582 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-21 15:10:58,582 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:10:58,582 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:10:58,582 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:10:58,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:10:58,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1290328383, now seen corresponding path program 1 times [2024-11-21 15:10:58,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:10:58,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632177247] [2024-11-21 15:10:58,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:10:58,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:10:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:10:58,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:10:58,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:10:58,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632177247] [2024-11-21 15:10:58,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632177247] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:10:58,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117888763] [2024-11-21 15:10:58,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:10:58,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:10:58,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:10:58,670 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:10:58,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-21 15:10:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:10:58,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-21 15:10:58,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:10:58,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:10:58,843 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:10:58,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:10:58,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1117888763] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:10:58,854 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:10:58,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-21 15:10:58,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998870991] [2024-11-21 15:10:58,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:10:58,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-21 15:10:58,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:10:58,855 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-21 15:10:58,855 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-21 15:10:58,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:10:58,855 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:10:58,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 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) [2024-11-21 15:10:58,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:10:58,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:10:58,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:10:58,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:10:58,913 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-21 15:10:59,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-21 15:10:59,088 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-21 15:10:59,088 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:10:59,088 INFO L139 ounterexampleChecker]: Examining path program with hash -1653243137, occurence #3 [2024-11-21 15:10:59,088 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:10:59,088 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-21 15:10:59,088 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:10:59,088 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-21 15:10:59,089 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:10:59,089 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:10:59,089 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:10:59,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:10:59,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1795204650, now seen corresponding path program 2 times [2024-11-21 15:10:59,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:10:59,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905666879] [2024-11-21 15:10:59,089 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:10:59,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:10:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:10:59,167 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:10:59,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:10:59,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905666879] [2024-11-21 15:10:59,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905666879] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:10:59,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097874856] [2024-11-21 15:10:59,168 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-21 15:10:59,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:10:59,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:10:59,170 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:10:59,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-21 15:10:59,328 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-21 15:10:59,329 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:10:59,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-21 15:10:59,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:10:59,341 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:10:59,341 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:10:59,382 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:10:59,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097874856] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:10:59,382 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:10:59,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-11-21 15:10:59,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126282695] [2024-11-21 15:10:59,383 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:10:59,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-21 15:10:59,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:10:59,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-21 15:10:59,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-21 15:10:59,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:10:59,384 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:10:59,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 12 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) [2024-11-21 15:10:59,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:10:59,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:10:59,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:10:59,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:10:59,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:10:59,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:10:59,426 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-11-21 15:10:59,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-21 15:10:59,614 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-21 15:10:59,614 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:10:59,614 INFO L139 ounterexampleChecker]: Examining path program with hash -1653243137, occurence #4 [2024-11-21 15:10:59,614 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:10:59,614 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:10:59,615 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:10:59,615 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:10:59,615 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:10:59,615 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:10:59,615 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:10:59,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:10:59,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1444371978, now seen corresponding path program 3 times [2024-11-21 15:10:59,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:10:59,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089408393] [2024-11-21 15:10:59,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:10:59,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:10:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-21 15:10:59,646 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-21 15:10:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-21 15:10:59,701 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-21 15:10:59,701 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-21 15:10:59,701 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 3 remaining) [2024-11-21 15:10:59,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-11-21 15:10:59,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2024-11-21 15:10:59,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-21 15:10:59,706 INFO L422 BasicCegarLoop]: Path program histogram: [3, 1] [2024-11-21 15:10:59,707 INFO L319 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/2) [2024-11-21 15:10:59,708 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-21 15:10:59,708 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-21 15:10:59,739 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-21 15:10:59,742 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-21 15:10:59,749 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-21 15:10:59,749 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of2ForFork0 ======== [2024-11-21 15:10:59,750 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;@637c51b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-21 15:10:59,750 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-21 15:11:00,278 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:11:00,279 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:11:00,279 INFO L139 ounterexampleChecker]: Examining path program with hash -387949587, occurence #1 [2024-11-21 15:11:00,279 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:11:00,279 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:11:00,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:11:00,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1679819962, now seen corresponding path program 1 times [2024-11-21 15:11:00,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:11:00,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399150705] [2024-11-21 15:11:00,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:11:00,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:11:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:11:00,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:11:00,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:11:00,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399150705] [2024-11-21 15:11:00,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399150705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:11:00,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 15:11:00,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-21 15:11:00,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520915010] [2024-11-21 15:11:00,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:11:00,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-21 15:11:00,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:11:00,346 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-21 15:11:00,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-21 15:11:00,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:00,346 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:11:00,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-21 15:11:00,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:00,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:00,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-21 15:11:00,632 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:11:00,632 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:11:00,633 INFO L139 ounterexampleChecker]: Examining path program with hash 1901231546, occurence #1 [2024-11-21 15:11:00,633 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:11:00,633 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:11:00,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:11:00,634 INFO L85 PathProgramCache]: Analyzing trace with hash -922223527, now seen corresponding path program 1 times [2024-11-21 15:11:00,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:11:00,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802316523] [2024-11-21 15:11:00,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:11:00,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:11:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:11:00,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:11:00,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:11:00,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802316523] [2024-11-21 15:11:00,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802316523] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:11:00,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1925003343] [2024-11-21 15:11:00,695 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:11:00,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:11:00,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:11:00,697 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:11:00,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-21 15:11:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:11:00,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-21 15:11:00,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:11:00,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:11:00,951 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:11:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:11:00,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1925003343] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:11:00,963 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:11:00,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-21 15:11:00,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498041823] [2024-11-21 15:11:00,966 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:11:00,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-21 15:11:00,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:11:00,967 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-21 15:11:00,967 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-21 15:11:00,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:00,967 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:11:00,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 6 states have internal predecessors, (60), 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) [2024-11-21 15:11:00,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:00,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:01,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:01,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:01,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-11-21 15:11:01,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,18 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:11:01,221 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:11:01,221 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:11:01,221 INFO L139 ounterexampleChecker]: Examining path program with hash 1901231546, occurence #2 [2024-11-21 15:11:01,221 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:11:01,221 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-21 15:11:01,221 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,221 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-21 15:11:01,221 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:11:01,221 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-21 15:11:01,221 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:11:01,221 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2024-11-21 15:11:01,221 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,221 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-21 15:11:01,221 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,221 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-21 15:11:01,221 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,222 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-21 15:11:01,222 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,222 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-21 15:11:01,222 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,222 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-21 15:11:01,222 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,222 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-21 15:11:01,222 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,222 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-21 15:11:01,222 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,222 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-21 15:11:01,222 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,222 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-21 15:11:01,222 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,222 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-21 15:11:01,222 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:01,222 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:11:01,222 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:11:01,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:11:01,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1162890306, now seen corresponding path program 2 times [2024-11-21 15:11:01,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:11:01,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239705743] [2024-11-21 15:11:01,222 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:11:01,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:11:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:11:01,317 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 15:11:01,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:11:01,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239705743] [2024-11-21 15:11:01,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239705743] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:11:01,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673885592] [2024-11-21 15:11:01,318 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-21 15:11:01,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:11:01,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:11:01,323 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:11:01,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-21 15:11:01,535 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-21 15:11:01,535 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:11:01,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-21 15:11:01,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:11:02,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-21 15:11:02,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:11:02,066 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 [2024-11-21 15:11:02,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:11:02,102 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 [2024-11-21 15:11:02,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:11:02,172 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 21 treesize of output 20 [2024-11-21 15:11:02,280 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-21 15:11:02,280 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-21 15:11:02,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673885592] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:11:02,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-21 15:11:02,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 17 [2024-11-21 15:11:02,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934432374] [2024-11-21 15:11:02,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:11:02,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-21 15:11:02,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:11:02,281 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-21 15:11:02,282 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2024-11-21 15:11:02,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:02,282 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:11:02,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 12 states have internal predecessors, (84), 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) [2024-11-21 15:11:02,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:02,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:02,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:02,809 WARN L331 ript$VariableManager]: TermVariable v_subst_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:02,870 WARN L331 ript$VariableManager]: TermVariable v_subst_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:02,893 WARN L331 ript$VariableManager]: TermVariable v_subst_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:03,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:03,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-11-21 15:11:03,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:11:03,450 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:11:03,450 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:11:03,451 INFO L139 ounterexampleChecker]: Examining path program with hash -555968495, occurence #1 [2024-11-21 15:11:03,451 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:11:03,451 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:11:03,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:11:03,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1432227109, now seen corresponding path program 3 times [2024-11-21 15:11:03,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:11:03,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388568402] [2024-11-21 15:11:03,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:11:03,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:11:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:11:03,670 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-21 15:11:03,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:11:03,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388568402] [2024-11-21 15:11:03,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388568402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:11:03,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 15:11:03,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-21 15:11:03,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8760025] [2024-11-21 15:11:03,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:11:03,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-21 15:11:03,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:11:03,672 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-21 15:11:03,672 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-21 15:11:03,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:03,672 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:11:03,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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) [2024-11-21 15:11:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:03,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:03,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:03,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:03,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:03,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-21 15:11:03,801 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:11:03,802 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:11:03,802 INFO L139 ounterexampleChecker]: Examining path program with hash 803309020, occurence #1 [2024-11-21 15:11:03,802 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:11:03,802 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:11:03,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:11:03,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1210006435, now seen corresponding path program 4 times [2024-11-21 15:11:03,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:11:03,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193739143] [2024-11-21 15:11:03,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:11:03,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:11:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:11:04,013 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-21 15:11:04,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:11:04,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193739143] [2024-11-21 15:11:04,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193739143] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:11:04,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918302294] [2024-11-21 15:11:04,013 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-21 15:11:04,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:11:04,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:11:04,016 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:11:04,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-21 15:11:04,324 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-21 15:11:04,324 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:11:04,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-21 15:11:04,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:11:04,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-21 15:11:04,415 INFO L349 Elim1Store]: treesize reduction 29, result has 39.6 percent of original size [2024-11-21 15:11:04,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 34 [2024-11-21 15:11:04,667 INFO L349 Elim1Store]: treesize reduction 3, result has 96.2 percent of original size [2024-11-21 15:11:04,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 99 [2024-11-21 15:11:04,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-21 15:11:04,781 INFO L349 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2024-11-21 15:11:04,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2024-11-21 15:11:04,899 INFO L349 Elim1Store]: treesize reduction 64, result has 56.2 percent of original size [2024-11-21 15:11:04,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 113 [2024-11-21 15:11:08,142 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-21 15:11:08,143 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-21 15:11:08,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918302294] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:11:08,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-21 15:11:08,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 13 [2024-11-21 15:11:08,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792049673] [2024-11-21 15:11:08,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:11:08,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-21 15:11:08,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:11:08,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-21 15:11:08,144 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=120, Unknown=1, NotChecked=0, Total=156 [2024-11-21 15:11:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:08,145 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:11:08,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.125) internal successors, (129), 8 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-21 15:11:08,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:08,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:08,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:08,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:08,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:10,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:14,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:16,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:18,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:20,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:22,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:27,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:29,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:31,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:33,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:35,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:37,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:39,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:11:39,281 WARN L331 ript$VariableManager]: TermVariable v_subst_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:39,281 WARN L331 ript$VariableManager]: TermVariable v_subst_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:39,281 WARN L331 ript$VariableManager]: TermVariable v_subst_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:39,281 WARN L331 ript$VariableManager]: TermVariable v_subst_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:39,281 WARN L331 ript$VariableManager]: TermVariable v_subst_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:39,281 WARN L331 ript$VariableManager]: TermVariable v_subst_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:39,281 WARN L331 ript$VariableManager]: TermVariable v_subst_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:39,281 WARN L331 ript$VariableManager]: TermVariable v_subst_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:39,281 WARN L331 ript$VariableManager]: TermVariable v_subst_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:39,281 WARN L331 ript$VariableManager]: TermVariable v_subst_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:11:41,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:41,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:41,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:41,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:41,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:11:41,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-11-21 15:11:41,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-11-21 15:11:41,664 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:11:41,664 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:11:41,665 INFO L139 ounterexampleChecker]: Examining path program with hash 1811988520, occurence #1 [2024-11-21 15:11:41,665 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:11:41,665 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:11:41,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:11:41,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1969598630, now seen corresponding path program 5 times [2024-11-21 15:11:41,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:11:41,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836532363] [2024-11-21 15:11:41,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:11:41,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:11:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:11:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-21 15:11:41,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:11:41,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836532363] [2024-11-21 15:11:41,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836532363] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:11:41,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100738756] [2024-11-21 15:11:41,922 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-21 15:11:41,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:11:41,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:11:41,925 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:11:41,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-11-21 15:11:54,878 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2024-11-21 15:11:54,878 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:11:54,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 1230 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-21 15:11:54,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:11:54,904 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-21 15:11:54,905 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:11:54,947 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-21 15:11:54,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100738756] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:11:54,947 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:11:54,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-11-21 15:11:54,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183561443] [2024-11-21 15:11:54,948 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:11:54,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-21 15:11:54,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:11:54,948 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-21 15:11:54,949 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-21 15:11:54,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:54,949 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:11:54,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 12 states have internal predecessors, (66), 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) [2024-11-21 15:11:54,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:54,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:54,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:54,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:54,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:11:54,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:55,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:55,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:55,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:55,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:55,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:11:55,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:55,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-11-21 15:11:55,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:11:55,234 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:11:55,234 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:11:55,235 INFO L139 ounterexampleChecker]: Examining path program with hash 1811988520, occurence #2 [2024-11-21 15:11:55,235 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:11:55,235 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:11:55,235 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,235 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:11:55,235 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:11:55,235 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-21 15:11:55,235 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:11:55,235 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2024-11-21 15:11:55,235 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,235 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2024-11-21 15:11:55,235 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,236 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-21 15:11:55,236 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,236 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2024-11-21 15:11:55,236 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,236 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-21 15:11:55,236 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,236 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2024-11-21 15:11:55,236 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,237 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-21 15:11:55,237 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,237 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-21 15:11:55,237 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,237 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-21 15:11:55,237 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,237 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-21 15:11:55,237 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:11:55,238 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2024-11-21 15:11:55,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:11:55,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1102719862, now seen corresponding path program 1 times [2024-11-21 15:11:55,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-21 15:11:55,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97392529] [2024-11-21 15:11:55,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:11:55,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:11:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:11:55,633 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:11:55,634 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-21 15:11:55,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97392529] [2024-11-21 15:11:55,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97392529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:11:55,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 15:11:55,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-21 15:11:55,638 INFO L172 ounterexampleChecker]: Successfully proved commutativity at non-minimality point 81. Constructing proof automaton... [2024-11-21 15:11:55,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:11:55,640 INFO L309 artialOrderCegarLoop]: Commutativity proof succeeded, skipping feasibility check. [2024-11-21 15:11:55,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-21 15:11:55,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-21 15:11:55,643 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-21 15:11:55,643 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-21 15:11:55,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:55,643 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:11:55,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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) [2024-11-21 15:11:55,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:55,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:55,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:55,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:55,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:11:55,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:55,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:11:56,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:11:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:11:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:11:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:11:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:11:56,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-21 15:11:56,035 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:11:56,035 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:11:56,036 INFO L139 ounterexampleChecker]: Examining path program with hash -1464200424, occurence #1 [2024-11-21 15:11:56,036 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:11:56,036 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:11:56,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:11:56,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1600580082, now seen corresponding path program 6 times [2024-11-21 15:11:56,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:11:56,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490834383] [2024-11-21 15:11:56,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:11:56,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:11:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:11:57,341 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 49 proven. 37 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-21 15:11:57,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:11:57,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490834383] [2024-11-21 15:11:57,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490834383] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:11:57,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1712333305] [2024-11-21 15:11:57,342 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-21 15:11:57,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:11:57,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:11:57,344 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:11:57,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-21 15:13:15,988 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-11-21 15:13:15,988 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:13:16,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 1230 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-11-21 15:13:16,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:13:17,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-21 15:13:17,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:13:17,788 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 [2024-11-21 15:13:17,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:13:17,830 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 [2024-11-21 15:13:17,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:13:17,898 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 21 treesize of output 20 [2024-11-21 15:13:18,021 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 11 proven. 86 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:13:18,021 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:13:18,137 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5131 (Array Int Int))) (not (= (select (select (let ((.cse0 (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_5131))) (store .cse0 |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ 32 (* |c_t_funThread2of2ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0))) is different from false [2024-11-21 15:13:18,165 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 15:13:18,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 40 [2024-11-21 15:13:18,181 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 15:13:18,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 393 treesize of output 399 [2024-11-21 15:13:18,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 178 [2024-11-21 15:13:18,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-11-21 15:13:18,270 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 15:13:18,271 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 73 treesize of output 68 [2024-11-21 15:13:18,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-11-21 15:13:18,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-11-21 15:13:18,333 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 15:13:18,334 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 72 treesize of output 67 [2024-11-21 15:13:19,101 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-11-21 15:13:19,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1712333305] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-21 15:13:19,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-21 15:13:19,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17, 20] total 45 [2024-11-21 15:13:19,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932268105] [2024-11-21 15:13:19,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:13:19,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-21 15:13:19,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:13:19,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-21 15:13:19,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=1787, Unknown=1, NotChecked=86, Total=2070 [2024-11-21 15:13:19,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:13:19,103 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:13:19,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 11.071428571428571) internal successors, (155), 13 states have internal predecessors, (155), 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) [2024-11-21 15:13:19,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:19,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:13:19,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:19,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:19,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:13:19,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:19,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:13:19,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:13:19,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:19,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:13:19,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:19,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:19,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:13:19,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:19,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:13:19,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-21 15:13:19,897 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-11-21 15:13:20,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-11-21 15:13:20,074 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:13:20,074 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:13:20,074 INFO L139 ounterexampleChecker]: Examining path program with hash -1884316375, occurence #1 [2024-11-21 15:13:20,074 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:13:20,074 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:13:20,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:13:20,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1187217351, now seen corresponding path program 7 times [2024-11-21 15:13:20,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:13:20,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888445892] [2024-11-21 15:13:20,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:13:20,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:13:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:13:21,420 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 110 proven. 67 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-21 15:13:21,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:13:21,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888445892] [2024-11-21 15:13:21,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888445892] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:13:21,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [18888524] [2024-11-21 15:13:21,421 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-21 15:13:21,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:13:21,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:13:21,424 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:13:21,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-21 15:13:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:13:21,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 1063 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-21 15:13:21,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:13:22,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-21 15:13:23,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:13:23,121 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 [2024-11-21 15:13:23,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:13:23,145 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 [2024-11-21 15:13:23,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:13:23,189 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 [2024-11-21 15:13:23,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:13:23,218 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 [2024-11-21 15:13:23,278 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 19 treesize of output 18 [2024-11-21 15:13:23,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:13:23,358 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 [2024-11-21 15:13:23,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-21 15:13:23,374 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 [2024-11-21 15:13:23,441 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 77 proven. 106 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-21 15:13:23,441 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:13:23,560 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5524 (Array Int Int))) (not (= (select (select (store (store |c_#pthreadsMutex| |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)) |c_~#__global_lock~0.base| v_ArrVal_5524) |c_~#cache~0.base|) (+ 32 (* |c_t_funThread2of2ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0))) is different from false [2024-11-21 15:13:23,690 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 15:13:23,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 40 [2024-11-21 15:13:23,704 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 15:13:23,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 239 treesize of output 253 [2024-11-21 15:13:23,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 112 [2024-11-21 15:13:23,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 89 [2024-11-21 15:13:23,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-11-21 15:13:23,777 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 15:13:23,777 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 72 treesize of output 67 [2024-11-21 15:13:23,823 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-11-21 15:13:23,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-11-21 15:13:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 90 proven. 44 refuted. 0 times theorem prover too weak. 112 trivial. 10 not checked. [2024-11-21 15:13:24,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [18888524] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:13:24,338 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:13:24,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 14] total 42 [2024-11-21 15:13:24,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734507399] [2024-11-21 15:13:24,338 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:13:24,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-11-21 15:13:24,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:13:24,340 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-11-21 15:13:24,340 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=1523, Unknown=11, NotChecked=80, Total=1806 [2024-11-21 15:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:13:24,340 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:13:24,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 8.906976744186046) internal successors, (383), 42 states have internal predecessors, (383), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-21 15:13:24,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:24,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:13:24,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:24,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:24,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:13:24,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:24,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:13:24,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-21 15:13:24,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:13:27,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:27,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:13:27,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:27,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:27,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:13:27,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:27,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:13:27,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-21 15:13:27,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-21 15:13:27,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-11-21 15:13:27,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-11-21 15:13:27,331 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:13:27,331 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:13:27,331 INFO L139 ounterexampleChecker]: Examining path program with hash -950580169, occurence #1 [2024-11-21 15:13:27,331 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:13:27,331 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:13:27,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:13:27,332 INFO L85 PathProgramCache]: Analyzing trace with hash 2057438561, now seen corresponding path program 1 times [2024-11-21 15:13:27,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:13:27,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990874716] [2024-11-21 15:13:27,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:13:27,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:13:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:13:27,554 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 237 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-21 15:13:27,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:13:27,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990874716] [2024-11-21 15:13:27,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990874716] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:13:27,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [101150051] [2024-11-21 15:13:27,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:13:27,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:13:27,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:13:27,561 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:13:27,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-21 15:13:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:13:27,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-21 15:13:27,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:13:28,121 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 237 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-21 15:13:28,121 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 15:13:28,303 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 237 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-21 15:13:28,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [101150051] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 15:13:28,303 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 15:13:28,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-11-21 15:13:28,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246994942] [2024-11-21 15:13:28,304 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 15:13:28,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-21 15:13:28,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:13:28,305 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-21 15:13:28,305 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-21 15:13:28,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:13:28,305 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:13:28,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 32.30769230769231) internal successors, (420), 13 states have internal predecessors, (420), 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) [2024-11-21 15:13:28,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:28,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:13:28,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:28,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:28,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:13:28,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:28,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:13:28,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-21 15:13:28,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-21 15:13:28,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:13:28,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:13:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:13:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:13:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-21 15:13:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-21 15:13:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:28,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-11-21 15:13:28,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-11-21 15:13:28,836 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:13:28,836 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:13:28,837 INFO L139 ounterexampleChecker]: Examining path program with hash -950580169, occurence #2 [2024-11-21 15:13:28,837 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-21 15:13:28,837 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2024-11-21 15:13:28,837 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,837 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-21 15:13:28,837 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:13:28,839 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-21 15:13:28,839 WARN L190 ounterexampleChecker]: Statements were already independent. [2024-11-21 15:13:28,839 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-21 15:13:28,839 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,839 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-21 15:13:28,839 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,839 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-21 15:13:28,839 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,839 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-21 15:13:28,839 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,839 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2024-11-21 15:13:28,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:13:28,850 INFO L85 PathProgramCache]: Analyzing trace with hash -619683453, now seen corresponding path program 1 times [2024-11-21 15:13:28,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-21 15:13:28,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676319980] [2024-11-21 15:13:28,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:13:28,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:13:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-21 15:13:28,869 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-21 15:13:28,869 INFO L180 ounterexampleChecker]: Commutativity condition check vielded CONDITION_NOT_SATISFIED. Marking as hopeless. [2024-11-21 15:13:28,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-21 15:13:28,869 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,869 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2024-11-21 15:13:28,870 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,870 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-21 15:13:28,870 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,870 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2024-11-21 15:13:28,870 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,870 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2024-11-21 15:13:28,870 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,870 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-21 15:13:28,870 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,870 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 81 is hopeless, skipping. [2024-11-21 15:13:28,870 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-21 15:13:28,870 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,870 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2024-11-21 15:13:28,870 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,872 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-11-21 15:13:28,872 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,872 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 118 [2024-11-21 15:13:28,873 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,873 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-21 15:13:28,873 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,873 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-21 15:13:28,873 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,873 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 121 is hopeless, skipping. [2024-11-21 15:13:28,873 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 143 [2024-11-21 15:13:28,873 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,873 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 144 [2024-11-21 15:13:28,873 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,873 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2024-11-21 15:13:28,873 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,873 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 158 [2024-11-21 15:13:28,873 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,873 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 159 [2024-11-21 15:13:28,873 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,874 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 160 [2024-11-21 15:13:28,874 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,874 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 161 is hopeless, skipping. [2024-11-21 15:13:28,874 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 183 [2024-11-21 15:13:28,874 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,874 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 184 [2024-11-21 15:13:28,874 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,874 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2024-11-21 15:13:28,874 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,874 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 198 [2024-11-21 15:13:28,874 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,874 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2024-11-21 15:13:28,874 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,874 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 200 [2024-11-21 15:13:28,874 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,874 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 201 is hopeless, skipping. [2024-11-21 15:13:28,874 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 223 [2024-11-21 15:13:28,875 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,875 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 224 [2024-11-21 15:13:28,875 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,875 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 225 [2024-11-21 15:13:28,875 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,875 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 238 [2024-11-21 15:13:28,875 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,875 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2024-11-21 15:13:28,875 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,875 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 240 [2024-11-21 15:13:28,875 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,875 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 241 is hopeless, skipping. [2024-11-21 15:13:28,875 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2024-11-21 15:13:28,875 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,875 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 264 [2024-11-21 15:13:28,875 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,875 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2024-11-21 15:13:28,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 278 [2024-11-21 15:13:28,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 279 [2024-11-21 15:13:28,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 280 [2024-11-21 15:13:28,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,876 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 281 is hopeless, skipping. [2024-11-21 15:13:28,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 303 [2024-11-21 15:13:28,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 304 [2024-11-21 15:13:28,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 305 [2024-11-21 15:13:28,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 318 [2024-11-21 15:13:28,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 319 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 320 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 321 is hopeless, skipping. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 343 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 344 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 345 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 358 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 359 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 360 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 361 is hopeless, skipping. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 383 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 384 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 385 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 398 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 399 [2024-11-21 15:13:28,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 400 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L162 ounterexampleChecker]: Commutativity condition check at non-minimality point 401 is hopeless, skipping. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 423 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 424 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 425 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 438 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 439 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 440 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 442 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 453 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 458 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 459 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 460 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 462 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 473 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 478 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 479 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 480 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 482 [2024-11-21 15:13:28,878 INFO L209 ounterexampleChecker]: No commutativity condition found. [2024-11-21 15:13:28,878 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-21 15:13:28,878 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:13:28,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:13:28,879 INFO L85 PathProgramCache]: Analyzing trace with hash 291163669, now seen corresponding path program 2 times [2024-11-21 15:13:28,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:13:28,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053107888] [2024-11-21 15:13:28,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:13:28,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:13:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:13:29,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 1749 proven. 90 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:13:29,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:13:29,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053107888] [2024-11-21 15:13:29,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053107888] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:13:29,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667712012] [2024-11-21 15:13:29,517 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-21 15:13:29,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:13:29,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:13:29,519 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:13:29,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-21 15:13:30,324 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-21 15:13:30,324 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:13:30,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 2006 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-21 15:13:30,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:13:30,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 1791 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-21 15:13:30,684 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-21 15:13:30,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667712012] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 15:13:30,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-21 15:13:30,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [16] total 17 [2024-11-21 15:13:30,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022067376] [2024-11-21 15:13:30,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 15:13:30,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-21 15:13:30,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 15:13:30,686 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-21 15:13:30,686 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=149, Unknown=0, NotChecked=0, Total=272 [2024-11-21 15:13:30,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:13:30,686 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 15:13:30,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 33.69230769230769) internal successors, (438), 13 states have internal predecessors, (438), 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) [2024-11-21 15:13:30,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:30,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:13:30,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:30,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:30,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:13:30,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:30,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:13:30,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-21 15:13:30,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-21 15:13:30,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:30,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 15:13:33,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:33,536 WARN L331 ript$VariableManager]: TermVariable v_subst_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:33,536 WARN L331 ript$VariableManager]: TermVariable v_subst_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:33,536 WARN L331 ript$VariableManager]: TermVariable v_subst_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:33,536 WARN L331 ript$VariableManager]: TermVariable v_subst_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:33,536 WARN L331 ript$VariableManager]: TermVariable v_subst_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:33,536 WARN L331 ript$VariableManager]: TermVariable v_subst_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:33,536 WARN L331 ript$VariableManager]: TermVariable v_subst_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:33,537 WARN L331 ript$VariableManager]: TermVariable v_subst_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:33,537 WARN L331 ript$VariableManager]: TermVariable v_subst_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:33,537 WARN L331 ript$VariableManager]: TermVariable v_subst_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:35,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:37,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:37,614 WARN L331 ript$VariableManager]: TermVariable v_subst_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:37,614 WARN L331 ript$VariableManager]: TermVariable v_subst_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:37,614 WARN L331 ript$VariableManager]: TermVariable v_subst_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:37,614 WARN L331 ript$VariableManager]: TermVariable v_subst_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:37,614 WARN L331 ript$VariableManager]: TermVariable v_subst_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:37,614 WARN L331 ript$VariableManager]: TermVariable v_subst_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:37,614 WARN L331 ript$VariableManager]: TermVariable v_subst_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:37,614 WARN L331 ript$VariableManager]: TermVariable v_subst_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:37,615 WARN L331 ript$VariableManager]: TermVariable v_subst_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:37,615 WARN L331 ript$VariableManager]: TermVariable v_subst_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:39,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:41,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:43,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:45,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:45,799 WARN L331 ript$VariableManager]: TermVariable v_subst_15 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,799 WARN L331 ript$VariableManager]: TermVariable v_subst_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,799 WARN L331 ript$VariableManager]: TermVariable v_subst_13 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,799 WARN L331 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,799 WARN L331 ript$VariableManager]: TermVariable v_subst_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,800 WARN L331 ript$VariableManager]: TermVariable v_subst_17 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,800 WARN L331 ript$VariableManager]: TermVariable v_subst_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,800 WARN L331 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,800 WARN L331 ript$VariableManager]: TermVariable v_subst_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,800 WARN L331 ript$VariableManager]: TermVariable v_subst_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,800 WARN L331 ript$VariableManager]: TermVariable v_subst_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,800 WARN L331 ript$VariableManager]: TermVariable v_subst_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,836 WARN L331 ript$VariableManager]: TermVariable v_subst_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,836 WARN L331 ript$VariableManager]: TermVariable v_subst_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,836 WARN L331 ript$VariableManager]: TermVariable v_subst_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,836 WARN L331 ript$VariableManager]: TermVariable v_subst_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,836 WARN L331 ript$VariableManager]: TermVariable v_subst_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,836 WARN L331 ript$VariableManager]: TermVariable v_subst_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,836 WARN L331 ript$VariableManager]: TermVariable v_subst_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,836 WARN L331 ript$VariableManager]: TermVariable v_subst_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,837 WARN L331 ript$VariableManager]: TermVariable v_subst_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:45,837 WARN L331 ript$VariableManager]: TermVariable v_subst_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-21 15:13:48,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:50,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:52,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:54,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:56,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-21 15:13:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 15:13:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 15:13:56,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-21 15:13:56,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:56,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-21 15:13:56,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-21 15:13:56,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-21 15:13:56,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-21 15:13:56,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-21 15:13:56,080 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-11-21 15:13:56,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,25 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2024-11-21 15:13:56,263 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-21 15:13:56,263 INFO L303 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-21 15:13:56,264 INFO L139 ounterexampleChecker]: Examining path program with hash -121423397, occurence #1 [2024-11-21 15:13:56,264 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-21 15:13:56,264 INFO L314 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-21 15:13:56,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 15:13:56,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1556630167, now seen corresponding path program 8 times [2024-11-21 15:13:56,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 15:13:56,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136621386] [2024-11-21 15:13:56,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 15:13:56,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 15:13:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 15:14:10,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 0 proven. 1264 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-21 15:14:10,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 15:14:10,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136621386] [2024-11-21 15:14:10,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136621386] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 15:14:10,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434419324] [2024-11-21 15:14:10,636 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-21 15:14:10,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 15:14:10,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-21 15:14:10,639 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 15:14:10,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-11-21 15:14:11,233 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-21 15:14:11,233 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 15:14:11,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 278 conjuncts are in the unsatisfiable core [2024-11-21 15:14:11,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 15:14:11,396 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-21 15:14:11,397 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 [2024-11-21 15:14:11,462 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 16 [2024-11-21 15:14:11,649 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 [2024-11-21 15:14:11,906 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 [2024-11-21 15:14:12,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:12,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:12,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:12,698 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 [2024-11-21 15:14:12,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:13,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:13,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:13,630 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 [2024-11-21 15:14:13,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:14,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:14,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:14,545 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 [2024-11-21 15:14:14,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:14,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:15,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:15,505 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 [2024-11-21 15:14:15,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:15,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:16,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:16,490 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 [2024-11-21 15:14:16,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:16,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:17,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:17,504 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 [2024-11-21 15:14:17,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:17,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:18,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:18,507 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 [2024-11-21 15:14:18,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:18,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:19,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2024-11-21 15:14:19,445 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 Killed by 15