./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/weaver/chl-word-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 01849734 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../sv-benchmarks/c/weaver/chl-word-trans.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 9cb2b0cbecf02e8cce2fd890595fb88c3204482a27ce7ac6f4ef6fb92949d747 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-0184973-m [2025-04-24 17:01:39,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-24 17:01:39,230 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2025-04-24 17:01:39,237 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-24 17:01:39,238 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-24 17:01:39,256 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-24 17:01:39,256 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-24 17:01:39,257 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-24 17:01:39,257 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-24 17:01:39,257 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-24 17:01:39,257 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-24 17:01:39,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-24 17:01:39,257 INFO L153 SettingsManager]: * Use SBE=true [2025-04-24 17:01:39,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-24 17:01:39,258 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-24 17:01:39,259 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-24 17:01:39,259 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-24 17:01:39,259 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-24 17:01:39,259 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-24 17:01:39,259 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-24 17:01:39,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-24 17:01:39,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-24 17:01:39,259 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-24 17:01:39,259 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-24 17:01:39,259 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-24 17:01:39,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-24 17:01:39,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-24 17:01:39,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-24 17:01:39,260 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-24 17:01:39,260 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-24 17:01:39,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-24 17:01:39,260 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-24 17:01:39,260 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-24 17:01:39,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-24 17:01:39,260 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-24 17:01:39,260 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-24 17:01:39,260 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-24 17:01:39,260 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/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 -> 9cb2b0cbecf02e8cce2fd890595fb88c3204482a27ce7ac6f4ef6fb92949d747 [2025-04-24 17:01:39,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-24 17:01:39,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-24 17:01:39,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-24 17:01:39,504 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-24 17:01:39,504 INFO L274 PluginConnector]: CDTParser initialized [2025-04-24 17:01:39,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/weaver/chl-word-trans.wvr.c [2025-04-24 17:01:40,802 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/401273477/1861240b7de34889a4b7b6d3f1eeeb8e/FLAG29ff7493c [2025-04-24 17:01:40,962 INFO L389 CDTParser]: Found 1 translation units. [2025-04-24 17:01:40,963 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/chl-word-trans.wvr.c [2025-04-24 17:01:40,969 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/401273477/1861240b7de34889a4b7b6d3f1eeeb8e/FLAG29ff7493c [2025-04-24 17:01:41,852 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/401273477/1861240b7de34889a4b7b6d3f1eeeb8e [2025-04-24 17:01:41,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-24 17:01:41,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-24 17:01:41,856 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-24 17:01:41,856 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-24 17:01:41,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-24 17:01:41,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.04 05:01:41" (1/1) ... [2025-04-24 17:01:41,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77e8a454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:41, skipping insertion in model container [2025-04-24 17:01:41,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.04 05:01:41" (1/1) ... [2025-04-24 17:01:41,870 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-24 17:01:42,030 WARN L116 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/chl-word-trans.wvr.c[3331,3344] [2025-04-24 17:01:42,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-24 17:01:42,057 INFO L200 MainTranslator]: Completed pre-run [2025-04-24 17:01:42,090 WARN L116 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/chl-word-trans.wvr.c[3331,3344] [2025-04-24 17:01:42,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-24 17:01:42,101 INFO L204 MainTranslator]: Completed translation [2025-04-24 17:01:42,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42 WrapperNode [2025-04-24 17:01:42,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-24 17:01:42,103 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-24 17:01:42,103 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-24 17:01:42,103 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-24 17:01:42,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,134 INFO L138 Inliner]: procedures = 24, calls = 29, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 156 [2025-04-24 17:01:42,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-24 17:01:42,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-24 17:01:42,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-24 17:01:42,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-24 17:01:42,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,150 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,150 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,156 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,163 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,172 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-24 17:01:42,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-24 17:01:42,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-24 17:01:42,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-24 17:01:42,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (1/1) ... [2025-04-24 17:01:42,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-24 17:01:42,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:01:42,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-24 17:01:42,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-24 17:01:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-24 17:01:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-04-24 17:01:42,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-04-24 17:01:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-04-24 17:01:42,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-04-24 17:01:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-04-24 17:01:42,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-04-24 17:01:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-24 17:01:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-04-24 17:01:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-04-24 17:01:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-24 17:01:42,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-24 17:01:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-04-24 17:01:42,223 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-24 17:01:42,292 INFO L234 CfgBuilder]: Building ICFG [2025-04-24 17:01:42,293 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-24 17:01:42,609 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-24 17:01:42,610 INFO L283 CfgBuilder]: Performing block encoding [2025-04-24 17:01:42,833 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-24 17:01:42,833 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-24 17:01:42,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.04 05:01:42 BoogieIcfgContainer [2025-04-24 17:01:42,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-24 17:01:42,836 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-24 17:01:42,836 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-24 17:01:42,839 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-24 17:01:42,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.04 05:01:41" (1/3) ... [2025-04-24 17:01:42,840 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a408ae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.04 05:01:42, skipping insertion in model container [2025-04-24 17:01:42,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.04 05:01:42" (2/3) ... [2025-04-24 17:01:42,841 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a408ae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.04 05:01:42, skipping insertion in model container [2025-04-24 17:01:42,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.04 05:01:42" (3/3) ... [2025-04-24 17:01:42,841 INFO L128 eAbstractionObserver]: Analyzing ICFG chl-word-trans.wvr.c [2025-04-24 17:01:42,851 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-24 17:01:42,853 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG chl-word-trans.wvr.c that has 4 procedures, 38 locations, 46 edges, 1 initial locations, 6 loop locations, and 1 error locations. [2025-04-24 17:01:42,853 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-24 17:01:42,899 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2025-04-24 17:01:42,931 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-24 17:01:42,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-24 17:01:42,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:01:42,934 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-04-24 17:01:42,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-04-24 17:01:43,004 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-24 17:01:43,020 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-04-24 17:01:43,025 INFO L340 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;@1b57c2a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-24 17:01:43,025 INFO L341 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2025-04-24 17:01:43,079 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:43,079 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:43,079 INFO L139 ounterexampleChecker]: Examining path program with hash -1176369340, occurence #1 [2025-04-24 17:01:43,079 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:01:43,079 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:43,082 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:43,082 INFO L85 PathProgramCache]: Analyzing trace with hash -774335468, now seen corresponding path program 1 times [2025-04-24 17:01:43,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:43,087 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395262016] [2025-04-24 17:01:43,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:43,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:43,146 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 28 statements into 1 equivalence classes. [2025-04-24 17:01:43,200 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 28 of 28 statements. [2025-04-24 17:01:43,200 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:43,200 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-24 17:01:43,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:43,499 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395262016] [2025-04-24 17:01:43,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395262016] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:01:43,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:01:43,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-24 17:01:43,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844309149] [2025-04-24 17:01:43,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:43,503 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-04-24 17:01:43,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:43,514 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-04-24 17:01:43,514 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-04-24 17:01:43,515 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:43,516 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:43,516 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-24 17:01:43,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:43,666 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:43,666 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-24 17:01:43,667 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:43,667 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:43,667 INFO L139 ounterexampleChecker]: Examining path program with hash -1218668326, occurence #1 [2025-04-24 17:01:43,667 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:01:43,667 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:43,668 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:43,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1686987232, now seen corresponding path program 1 times [2025-04-24 17:01:43,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:43,668 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860029444] [2025-04-24 17:01:43,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:43,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:43,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-04-24 17:01:43,696 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-04-24 17:01:43,696 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:43,696 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:43,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-24 17:01:43,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:43,992 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860029444] [2025-04-24 17:01:43,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860029444] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:01:43,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:01:43,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-04-24 17:01:43,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249761553] [2025-04-24 17:01:43,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:43,993 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-04-24 17:01:43,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:43,995 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-04-24 17:01:43,995 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2025-04-24 17:01:43,995 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:43,995 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:43,996 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 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) [2025-04-24 17:01:43,996 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:43,996 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:44,144 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,145 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-24 17:01:44,145 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:44,145 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:44,146 INFO L139 ounterexampleChecker]: Examining path program with hash -1218668326, occurence #2 [2025-04-24 17:01:44,146 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:01:44,146 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:01:44,146 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:44,146 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-24 17:01:44,146 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:44,146 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2025-04-24 17:01:44,146 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:44,146 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2025-04-24 17:01:44,149 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:44,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-24 17:01:44,149 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:44,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2025-04-24 17:01:44,149 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:44,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2025-04-24 17:01:44,149 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:44,149 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:01:44,149 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:44,149 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:01:44,150 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:44,150 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:44,150 INFO L85 PathProgramCache]: Analyzing trace with hash -45840829, now seen corresponding path program 1 times [2025-04-24 17:01:44,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:44,150 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299241795] [2025-04-24 17:01:44,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:44,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:44,163 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-04-24 17:01:44,175 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-04-24 17:01:44,176 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:44,176 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:44,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:44,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:44,314 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299241795] [2025-04-24 17:01:44,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299241795] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:01:44,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:01:44,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-24 17:01:44,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440787761] [2025-04-24 17:01:44,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:44,314 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-04-24 17:01:44,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:44,314 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-04-24 17:01:44,314 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-04-24 17:01:44,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:44,315 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:44,315 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 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) [2025-04-24 17:01:44,315 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,315 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,315 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:44,496 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,496 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,496 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,497 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-04-24 17:01:44,497 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:44,497 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:44,497 INFO L139 ounterexampleChecker]: Examining path program with hash -730046330, occurence #1 [2025-04-24 17:01:44,497 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:01:44,497 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:44,497 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:44,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1776834851, now seen corresponding path program 1 times [2025-04-24 17:01:44,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:44,497 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465484361] [2025-04-24 17:01:44,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:44,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:44,508 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-04-24 17:01:44,521 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-04-24 17:01:44,521 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:44,522 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:44,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:44,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:44,629 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465484361] [2025-04-24 17:01:44,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465484361] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:01:44,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:01:44,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-24 17:01:44,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043471173] [2025-04-24 17:01:44,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:44,629 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-04-24 17:01:44,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:44,630 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-04-24 17:01:44,630 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-04-24 17:01:44,630 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:44,630 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:44,630 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 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) [2025-04-24 17:01:44,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:44,742 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,742 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,742 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,742 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,742 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-04-24 17:01:44,742 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:44,742 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:44,742 INFO L139 ounterexampleChecker]: Examining path program with hash -230564845, occurence #1 [2025-04-24 17:01:44,743 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:01:44,743 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:44,743 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:44,743 INFO L85 PathProgramCache]: Analyzing trace with hash 953296679, now seen corresponding path program 1 times [2025-04-24 17:01:44,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:44,743 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699171213] [2025-04-24 17:01:44,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:44,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:44,749 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-04-24 17:01:44,757 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-04-24 17:01:44,757 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:44,757 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:44,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:44,896 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699171213] [2025-04-24 17:01:44,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699171213] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:01:44,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:01:44,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-24 17:01:44,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632337914] [2025-04-24 17:01:44,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:44,897 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-04-24 17:01:44,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:44,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-04-24 17:01:44,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-04-24 17:01:44,897 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:44,897 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:44,897 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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) [2025-04-24 17:01:44,897 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,897 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,897 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,897 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:44,897 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:45,197 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:45,197 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:45,197 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:45,197 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:45,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:45,198 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-04-24 17:01:45,198 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:45,198 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:45,198 INFO L139 ounterexampleChecker]: Examining path program with hash -828194361, occurence #1 [2025-04-24 17:01:45,198 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:01:45,198 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:45,199 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:45,199 INFO L85 PathProgramCache]: Analyzing trace with hash 582904218, now seen corresponding path program 1 times [2025-04-24 17:01:45,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:45,199 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995290906] [2025-04-24 17:01:45,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:45,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:45,205 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-04-24 17:01:45,222 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-04-24 17:01:45,224 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:45,224 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:45,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-24 17:01:45,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:45,388 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995290906] [2025-04-24 17:01:45,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995290906] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:45,388 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [450541037] [2025-04-24 17:01:45,388 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:45,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:01:45,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:01:45,390 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:01:45,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-04-24 17:01:45,438 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-04-24 17:01:45,462 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-04-24 17:01:45,462 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:45,462 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:45,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-04-24 17:01:45,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:01:45,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-24 17:01:45,659 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:01:45,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-24 17:01:45,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [450541037] provided 1 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:45,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-04-24 17:01:45,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 11 [2025-04-24 17:01:45,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884556585] [2025-04-24 17:01:45,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:45,944 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-24 17:01:45,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:45,945 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-24 17:01:45,946 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2025-04-24 17:01:45,946 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:45,946 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:45,946 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 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) [2025-04-24 17:01:45,946 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:45,946 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:45,946 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:45,946 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:45,946 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:45,946 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:46,137 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,138 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,138 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,138 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,138 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,138 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,145 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-04-24 17:01:46,338 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2025-04-24 17:01:46,339 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:46,339 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:46,339 INFO L139 ounterexampleChecker]: Examining path program with hash -828194361, occurence #2 [2025-04-24 17:01:46,339 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:01:46,339 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:01:46,339 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:46,339 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2025-04-24 17:01:46,339 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:46,339 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-24 17:01:46,339 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:46,339 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2025-04-24 17:01:46,339 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:46,339 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-24 17:01:46,340 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:46,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2025-04-24 17:01:46,340 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:46,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:01:46,340 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:46,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:01:46,340 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:46,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-04-24 17:01:46,340 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:46,340 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-04-24 17:01:46,340 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:46,340 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:01:46,340 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:46,340 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:46,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1253727440, now seen corresponding path program 1 times [2025-04-24 17:01:46,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:46,340 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303669103] [2025-04-24 17:01:46,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:46,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:46,350 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-04-24 17:01:46,360 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-04-24 17:01:46,361 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:46,361 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:46,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-24 17:01:46,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:46,481 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303669103] [2025-04-24 17:01:46,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303669103] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:46,481 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [50656070] [2025-04-24 17:01:46,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:46,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:01:46,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:01:46,483 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:01:46,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-04-24 17:01:46,530 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-04-24 17:01:46,553 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-04-24 17:01:46,554 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:46,554 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:46,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-04-24 17:01:46,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:01:46,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-24 17:01:46,644 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:01:46,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-24 17:01:46,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [50656070] provided 1 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:46,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-04-24 17:01:46,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6, 6] total 12 [2025-04-24 17:01:46,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076306706] [2025-04-24 17:01:46,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:46,738 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-04-24 17:01:46,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:46,738 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-04-24 17:01:46,739 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2025-04-24 17:01:46,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:46,739 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:46,739 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 6 states have internal predecessors, (32), 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) [2025-04-24 17:01:46,739 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,739 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,739 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,740 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,740 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,740 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,740 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:46,881 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,881 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,881 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,881 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,881 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,881 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:46,882 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:46,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-04-24 17:01:47,082 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:01:47,082 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:47,083 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:47,083 INFO L139 ounterexampleChecker]: Examining path program with hash -891588490, occurence #1 [2025-04-24 17:01:47,083 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:01:47,083 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:47,083 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:47,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1473158541, now seen corresponding path program 1 times [2025-04-24 17:01:47,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:47,083 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420036630] [2025-04-24 17:01:47,083 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:47,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:47,094 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-04-24 17:01:47,105 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-04-24 17:01:47,106 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:47,106 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:47,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:47,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:47,270 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420036630] [2025-04-24 17:01:47,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420036630] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:47,270 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1752261588] [2025-04-24 17:01:47,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:47,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:01:47,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:01:47,272 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:01:47,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-04-24 17:01:47,327 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-04-24 17:01:47,351 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-04-24 17:01:47,351 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:47,351 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:47,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-04-24 17:01:47,358 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:01:47,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:47,639 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:01:47,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:47,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1752261588] provided 1 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:47,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-04-24 17:01:47,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [8, 9] total 21 [2025-04-24 17:01:47,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249984940] [2025-04-24 17:01:47,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:47,987 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-04-24 17:01:47,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:47,988 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-04-24 17:01:47,988 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=354, Unknown=0, NotChecked=0, Total=462 [2025-04-24 17:01:47,989 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:47,989 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:47,989 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.3) internal successors, (33), 9 states have internal predecessors, (33), 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) [2025-04-24 17:01:47,989 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:47,989 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:47,989 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:47,989 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:47,989 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:47,989 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:47,989 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:47,989 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:48,267 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,268 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,268 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,268 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,268 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,268 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,268 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:48,268 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:48,275 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-04-24 17:01:48,471 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:01:48,471 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:48,471 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:48,471 INFO L139 ounterexampleChecker]: Examining path program with hash -891588490, occurence #2 [2025-04-24 17:01:48,471 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:01:48,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:01:48,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:48,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2025-04-24 17:01:48,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:48,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-24 17:01:48,471 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:48,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-24 17:01:48,471 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:48,471 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2025-04-24 17:01:48,472 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:48,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2025-04-24 17:01:48,472 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:48,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2025-04-24 17:01:48,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:48,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2025-04-24 17:01:48,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:48,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2025-04-24 17:01:48,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:48,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-04-24 17:01:48,472 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:48,472 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2025-04-24 17:01:48,472 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:48,472 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:01:48,472 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:48,472 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:48,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1149786994, now seen corresponding path program 1 times [2025-04-24 17:01:48,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:48,472 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971465868] [2025-04-24 17:01:48,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:48,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:48,482 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 34 statements into 1 equivalence classes. [2025-04-24 17:01:48,494 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 34 of 34 statements. [2025-04-24 17:01:48,495 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:48,495 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:48,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:48,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:48,605 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971465868] [2025-04-24 17:01:48,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971465868] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:48,605 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1516332684] [2025-04-24 17:01:48,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:48,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:01:48,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:01:48,607 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:01:48,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-04-24 17:01:48,652 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 34 statements into 1 equivalence classes. [2025-04-24 17:01:48,676 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 34 of 34 statements. [2025-04-24 17:01:48,676 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:48,676 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:48,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-04-24 17:01:48,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:01:48,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:48,783 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:01:48,877 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:48,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1516332684] provided 1 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:48,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-04-24 17:01:48,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 15 [2025-04-24 17:01:48,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731302625] [2025-04-24 17:01:48,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:48,878 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-04-24 17:01:48,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:48,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-04-24 17:01:48,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2025-04-24 17:01:48,879 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:48,879 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:48,879 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 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) [2025-04-24 17:01:48,879 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,879 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,879 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,879 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,879 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,879 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,879 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:48,880 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:48,880 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:48,989 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,989 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,989 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,989 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,990 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,990 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:48,990 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:48,990 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:48,990 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:48,996 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-04-24 17:01:49,190 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2025-04-24 17:01:49,190 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:49,191 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:49,191 INFO L139 ounterexampleChecker]: Examining path program with hash -1973925723, occurence #1 [2025-04-24 17:01:49,191 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:01:49,191 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:49,191 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:49,191 INFO L85 PathProgramCache]: Analyzing trace with hash -366902377, now seen corresponding path program 1 times [2025-04-24 17:01:49,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:49,191 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304421268] [2025-04-24 17:01:49,191 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:49,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:49,197 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-04-24 17:01:49,202 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-04-24 17:01:49,202 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:49,203 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:49,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:49,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:49,321 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304421268] [2025-04-24 17:01:49,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304421268] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:49,322 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [950530382] [2025-04-24 17:01:49,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:49,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:01:49,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:01:49,324 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:01:49,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-04-24 17:01:49,370 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-04-24 17:01:49,396 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-04-24 17:01:49,396 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:49,396 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:49,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-04-24 17:01:49,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:01:49,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:49,498 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:01:49,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:49,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [950530382] provided 1 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:49,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-04-24 17:01:49,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2025-04-24 17:01:49,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975851182] [2025-04-24 17:01:49,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:49,582 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-04-24 17:01:49,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:49,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-04-24 17:01:49,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2025-04-24 17:01:49,582 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:49,583 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:49,583 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 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) [2025-04-24 17:01:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:49,731 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,731 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,731 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,731 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,731 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:49,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:49,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:49,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:49,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:49,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2025-04-24 17:01:49,936 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-04-24 17:01:49,936 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:49,936 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:49,936 INFO L139 ounterexampleChecker]: Examining path program with hash 1918863065, occurence #1 [2025-04-24 17:01:49,936 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:01:49,937 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:49,937 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:49,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1109604620, now seen corresponding path program 1 times [2025-04-24 17:01:49,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:49,937 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646525618] [2025-04-24 17:01:49,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:49,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:49,944 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 37 statements into 1 equivalence classes. [2025-04-24 17:01:49,953 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 37 of 37 statements. [2025-04-24 17:01:49,954 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:49,954 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:50,091 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-04-24 17:01:50,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:50,092 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646525618] [2025-04-24 17:01:50,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646525618] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:50,092 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2134035693] [2025-04-24 17:01:50,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:50,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:01:50,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:01:50,094 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:01:50,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-04-24 17:01:50,145 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 37 statements into 1 equivalence classes. [2025-04-24 17:01:50,171 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 37 of 37 statements. [2025-04-24 17:01:50,171 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:50,171 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:50,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-04-24 17:01:50,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:01:50,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:50,344 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:01:50,461 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:50,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2134035693] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:01:50,461 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:01:50,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 17 [2025-04-24 17:01:50,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351584261] [2025-04-24 17:01:50,461 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:01:50,461 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2025-04-24 17:01:50,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:50,462 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2025-04-24 17:01:50,462 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2025-04-24 17:01:50,462 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:50,462 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:50,462 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.5) internal successors, (99), 17 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:50,462 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:50,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:50,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:50,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:50,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:50,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:50,651 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:50,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-04-24 17:01:50,851 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2025-04-24 17:01:50,852 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:50,852 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:50,852 INFO L139 ounterexampleChecker]: Examining path program with hash 1918863065, occurence #2 [2025-04-24 17:01:50,852 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:01:50,852 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2025-04-24 17:01:50,852 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2025-04-24 17:01:50,852 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2025-04-24 17:01:50,852 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:01:50,852 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2025-04-24 17:01:50,852 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2025-04-24 17:01:50,852 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-04-24 17:01:50,852 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2025-04-24 17:01:50,852 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-04-24 17:01:50,852 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2025-04-24 17:01:50,852 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:01:50,852 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2025-04-24 17:01:50,852 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:01:50,852 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:01:50,853 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:50,853 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:50,853 INFO L85 PathProgramCache]: Analyzing trace with hash 2073146243, now seen corresponding path program 2 times [2025-04-24 17:01:50,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:50,853 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788902613] [2025-04-24 17:01:50,853 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:01:50,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:50,860 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 38 statements into 2 equivalence classes. [2025-04-24 17:01:50,879 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 34 of 38 statements. [2025-04-24 17:01:50,879 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-04-24 17:01:50,879 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:51,485 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-04-24 17:01:51,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:51,485 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788902613] [2025-04-24 17:01:51,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788902613] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:01:51,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:01:51,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2025-04-24 17:01:51,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733261110] [2025-04-24 17:01:51,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:51,487 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-04-24 17:01:51,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:51,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-04-24 17:01:51,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2025-04-24 17:01:51,488 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:51,488 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:51,488 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 14 states have internal predecessors, (37), 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) [2025-04-24 17:01:51,488 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:51,488 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:51,488 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:51,489 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:51,489 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:51,489 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:51,489 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:51,489 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:51,489 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:51,489 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:51,489 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:51,489 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:52,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:52,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:01:52,013 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-04-24 17:01:52,013 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:52,013 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:52,013 INFO L139 ounterexampleChecker]: Examining path program with hash 1244880994, occurence #1 [2025-04-24 17:01:52,013 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:01:52,013 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:52,013 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:52,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1043191302, now seen corresponding path program 1 times [2025-04-24 17:01:52,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:52,014 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295190394] [2025-04-24 17:01:52,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:52,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:52,020 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-04-24 17:01:52,038 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-04-24 17:01:52,038 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:52,038 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:52,442 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-04-24 17:01:52,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:52,443 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295190394] [2025-04-24 17:01:52,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295190394] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:01:52,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:01:52,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2025-04-24 17:01:52,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721912539] [2025-04-24 17:01:52,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:01:52,443 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-04-24 17:01:52,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:01:52,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-04-24 17:01:52,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2025-04-24 17:01:52,444 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:52,444 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:01:52,444 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.7142857142857144) internal successors, (38), 13 states have internal predecessors, (38), 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) [2025-04-24 17:01:52,444 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,444 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,444 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,444 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,445 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,445 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,445 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,445 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:52,445 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,445 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,445 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,445 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:01:52,445 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:01:52,841 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:01:52,842 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:01:52,842 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-04-24 17:01:52,842 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:01:52,843 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:01:52,843 INFO L139 ounterexampleChecker]: Examining path program with hash -498065751, occurence #1 [2025-04-24 17:01:52,843 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:01:52,843 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:01:52,843 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:01:52,843 INFO L85 PathProgramCache]: Analyzing trace with hash -958904165, now seen corresponding path program 1 times [2025-04-24 17:01:52,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:01:52,843 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625832404] [2025-04-24 17:01:52,843 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:52,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:01:52,851 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 37 statements into 1 equivalence classes. [2025-04-24 17:01:52,873 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 37 of 37 statements. [2025-04-24 17:01:52,873 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:52,873 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:53,803 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-24 17:01:53,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:01:53,803 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625832404] [2025-04-24 17:01:53,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625832404] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:01:53,803 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353252815] [2025-04-24 17:01:53,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:01:53,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:01:53,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:01:53,805 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:01:53,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-04-24 17:01:53,861 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 37 statements into 1 equivalence classes. [2025-04-24 17:01:53,890 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 37 of 37 statements. [2025-04-24 17:01:53,890 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:01:53,890 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:01:53,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 38 conjuncts are in the unsatisfiable core [2025-04-24 17:01:53,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:01:54,862 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-24 17:01:54,863 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 187 treesize of output 271 [2025-04-24 17:01:55,201 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:01:55,201 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:01:55,714 INFO L325 Elim1Store]: treesize reduction 8, result has 96.5 percent of original size [2025-04-24 17:01:55,715 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 79 treesize of output 235 [2025-04-24 17:02:00,758 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-04-24 17:02:00,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353252815] provided 1 perfect and 1 imperfect interpolant sequences [2025-04-24 17:02:00,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-04-24 17:02:00,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [18, 16] total 44 [2025-04-24 17:02:00,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18989372] [2025-04-24 17:02:00,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:02:00,759 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-04-24 17:02:00,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:02:00,760 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-04-24 17:02:00,760 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=1733, Unknown=0, NotChecked=0, Total=1892 [2025-04-24 17:02:00,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:00,760 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:02:00,761 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.0) internal successors, (36), 12 states have internal predecessors, (36), 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) [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:00,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:05,541 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:05,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:05,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2025-04-24 17:02:05,876 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:02:05,876 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:02:05,876 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:02:05,876 INFO L139 ounterexampleChecker]: Examining path program with hash -498065751, occurence #2 [2025-04-24 17:02:05,876 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:02:05,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:02:05,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:05,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2025-04-24 17:02:05,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:05,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2025-04-24 17:02:05,876 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:05,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2025-04-24 17:02:05,876 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:05,876 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:02:05,877 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:05,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2025-04-24 17:02:05,877 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:05,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2025-04-24 17:02:05,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:05,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-04-24 17:02:05,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:05,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2025-04-24 17:02:05,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:05,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-04-24 17:02:05,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:05,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2025-04-24 17:02:05,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:05,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-04-24 17:02:05,877 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:05,877 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2025-04-24 17:02:05,877 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:05,877 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:02:05,877 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:02:05,877 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:02:05,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1140981422, now seen corresponding path program 1 times [2025-04-24 17:02:05,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:02:05,877 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759690942] [2025-04-24 17:02:05,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:05,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:02:05,885 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-04-24 17:02:05,915 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-04-24 17:02:05,918 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:05,918 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:07,021 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-24 17:02:07,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:02:07,021 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759690942] [2025-04-24 17:02:07,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759690942] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:02:07,022 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [859947208] [2025-04-24 17:02:07,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:07,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:02:07,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:02:07,024 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:02:07,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-04-24 17:02:07,073 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-04-24 17:02:07,096 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-04-24 17:02:07,096 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:07,096 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:07,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 33 conjuncts are in the unsatisfiable core [2025-04-24 17:02:07,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:02:07,771 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-24 17:02:07,771 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 142 treesize of output 250 [2025-04-24 17:02:08,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:02:08,127 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:02:08,667 INFO L325 Elim1Store]: treesize reduction 4, result has 98.3 percent of original size [2025-04-24 17:02:08,667 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 77 treesize of output 237 [2025-04-24 17:02:13,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-04-24 17:02:13,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [859947208] provided 1 perfect and 1 imperfect interpolant sequences [2025-04-24 17:02:13,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-04-24 17:02:13,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [20, 16] total 46 [2025-04-24 17:02:13,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380329764] [2025-04-24 17:02:13,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:02:13,410 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-04-24 17:02:13,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:02:13,410 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-04-24 17:02:13,411 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1920, Unknown=0, NotChecked=0, Total=2070 [2025-04-24 17:02:13,411 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:13,411 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:02:13,411 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 12 states have internal predecessors, (37), 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) [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:13,411 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:13,412 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:26,469 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:02:30,654 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:02:34,681 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:02:38,703 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:02:42,712 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:02:46,722 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:02:51,135 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:02:51,340 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:51,340 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:51,340 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:51,340 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:51,340 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:51,340 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:51,340 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:51,341 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:51,341 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:51,341 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:51,341 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:51,341 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:51,341 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:51,341 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:51,341 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:51,348 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-04-24 17:02:51,541 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2025-04-24 17:02:51,542 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:02:51,542 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:02:51,542 INFO L139 ounterexampleChecker]: Examining path program with hash 1387774196, occurence #1 [2025-04-24 17:02:51,542 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:02:51,542 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:02:51,542 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:02:51,542 INFO L85 PathProgramCache]: Analyzing trace with hash -2011049605, now seen corresponding path program 1 times [2025-04-24 17:02:51,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:02:51,542 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347744368] [2025-04-24 17:02:51,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:51,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:02:51,548 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-04-24 17:02:51,555 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-04-24 17:02:51,555 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:51,555 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:51,729 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:02:51,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:02:51,730 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347744368] [2025-04-24 17:02:51,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347744368] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:02:51,730 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1308960821] [2025-04-24 17:02:51,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:51,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:02:51,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:02:51,732 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:02:51,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-04-24 17:02:51,789 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-04-24 17:02:51,815 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-04-24 17:02:51,815 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:51,816 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:51,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-04-24 17:02:51,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:02:52,160 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:02:52,161 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:02:52,475 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-24 17:02:52,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1308960821] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:02:52,475 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:02:52,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10, 10] total 25 [2025-04-24 17:02:52,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764429921] [2025-04-24 17:02:52,475 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:02:52,476 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2025-04-24 17:02:52,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:02:52,476 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2025-04-24 17:02:52,476 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=513, Unknown=0, NotChecked=0, Total=650 [2025-04-24 17:02:52,476 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:52,476 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:02:52,476 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.423076923076923) internal successors, (115), 25 states have internal predecessors, (115), 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) [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:52,477 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:52,861 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:52,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:52,863 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:52,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-04-24 17:02:53,063 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-04-24 17:02:53,063 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:02:53,063 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:02:53,064 INFO L139 ounterexampleChecker]: Examining path program with hash 1387774196, occurence #2 [2025-04-24 17:02:53,064 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:02:53,064 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:02:53,064 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:53,064 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-24 17:02:53,064 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:53,064 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-24 17:02:53,064 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:53,064 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-24 17:02:53,064 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:53,064 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2025-04-24 17:02:53,064 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:53,064 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2025-04-24 17:02:53,064 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:53,065 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-04-24 17:02:53,065 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:53,065 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2025-04-24 17:02:53,065 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:53,065 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2025-04-24 17:02:53,065 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:53,065 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2025-04-24 17:02:53,065 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:53,065 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-04-24 17:02:53,065 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:53,065 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:02:53,065 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:02:53,065 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:02:53,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1590855621, now seen corresponding path program 2 times [2025-04-24 17:02:53,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:02:53,065 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400431149] [2025-04-24 17:02:53,065 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:02:53,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:02:53,072 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 41 statements into 2 equivalence classes. [2025-04-24 17:02:53,076 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 35 of 41 statements. [2025-04-24 17:02:53,076 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-04-24 17:02:53,076 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:53,239 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-24 17:02:53,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:02:53,239 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400431149] [2025-04-24 17:02:53,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400431149] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:02:53,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:02:53,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2025-04-24 17:02:53,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854265917] [2025-04-24 17:02:53,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:02:53,241 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-04-24 17:02:53,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:02:53,241 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-04-24 17:02:53,241 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2025-04-24 17:02:53,241 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:53,241 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:02:53,241 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.4545454545454546) internal successors, (38), 10 states have internal predecessors, (38), 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) [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:53,242 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:53,475 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:53,476 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-04-24 17:02:53,476 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:02:53,476 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:02:53,476 INFO L139 ounterexampleChecker]: Examining path program with hash 1904387194, occurence #1 [2025-04-24 17:02:53,476 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:02:53,476 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:02:53,476 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:02:53,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1456119850, now seen corresponding path program 1 times [2025-04-24 17:02:53,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:02:53,476 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383399326] [2025-04-24 17:02:53,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:53,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:02:53,484 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-04-24 17:02:53,489 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-04-24 17:02:53,489 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:53,489 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-04-24 17:02:53,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:02:53,557 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383399326] [2025-04-24 17:02:53,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383399326] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:02:53,557 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729355660] [2025-04-24 17:02:53,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:53,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:02:53,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:02:53,559 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:02:53,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2025-04-24 17:02:53,614 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-04-24 17:02:53,642 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-04-24 17:02:53,642 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:53,642 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:53,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-04-24 17:02:53,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:02:53,714 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-04-24 17:02:53,714 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:02:53,761 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-04-24 17:02:53,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729355660] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:02:53,761 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:02:53,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2025-04-24 17:02:53,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783249644] [2025-04-24 17:02:53,761 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:02:53,761 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-04-24 17:02:53,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:02:53,761 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-04-24 17:02:53,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2025-04-24 17:02:53,761 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:53,761 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:02:53,764 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 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) [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:53,764 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:53,911 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:53,912 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:53,918 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2025-04-24 17:02:54,112 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-04-24 17:02:54,112 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:02:54,112 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:02:54,113 INFO L139 ounterexampleChecker]: Examining path program with hash 1904387194, occurence #2 [2025-04-24 17:02:54,113 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:02:54,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-24 17:02:54,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-24 17:02:54,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2025-04-24 17:02:54,113 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2025-04-24 17:02:54,113 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:02:54,113 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2025-04-24 17:02:54,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-04-24 17:02:54,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2025-04-24 17:02:54,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2025-04-24 17:02:54,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-04-24 17:02:54,113 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:54,113 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2025-04-24 17:02:54,113 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:54,113 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:02:54,113 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:02:54,113 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:02:54,114 INFO L85 PathProgramCache]: Analyzing trace with hash -2036598841, now seen corresponding path program 2 times [2025-04-24 17:02:54,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:02:54,114 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129785442] [2025-04-24 17:02:54,114 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:02:54,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:02:54,121 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 43 statements into 2 equivalence classes. [2025-04-24 17:02:54,125 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 36 of 43 statements. [2025-04-24 17:02:54,125 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-04-24 17:02:54,125 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:54,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-04-24 17:02:54,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:02:54,245 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129785442] [2025-04-24 17:02:54,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129785442] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:02:54,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:02:54,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-04-24 17:02:54,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861946003] [2025-04-24 17:02:54,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:02:54,246 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-04-24 17:02:54,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:02:54,247 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-04-24 17:02:54,247 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2025-04-24 17:02:54,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:54,247 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:02:54,247 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.9) internal successors, (39), 9 states have internal predecessors, (39), 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) [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:54,248 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:54,249 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:54,249 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,249 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:54,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:54,524 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:54,524 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-04-24 17:02:54,524 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:02:54,524 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:02:54,524 INFO L139 ounterexampleChecker]: Examining path program with hash 666021761, occurence #1 [2025-04-24 17:02:54,524 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:02:54,524 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:02:54,524 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:02:54,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1256064435, now seen corresponding path program 1 times [2025-04-24 17:02:54,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:02:54,525 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290231763] [2025-04-24 17:02:54,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:54,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:02:54,533 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-04-24 17:02:54,540 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-04-24 17:02:54,540 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:54,540 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:54,682 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-04-24 17:02:54,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:02:54,682 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290231763] [2025-04-24 17:02:54,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290231763] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:02:54,682 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [373603572] [2025-04-24 17:02:54,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:54,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:02:54,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:02:54,684 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:02:54,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2025-04-24 17:02:54,736 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-04-24 17:02:54,758 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-04-24 17:02:54,758 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:54,758 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:54,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 13 conjuncts are in the unsatisfiable core [2025-04-24 17:02:54,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:02:54,896 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-04-24 17:02:54,896 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:02:55,017 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-04-24 17:02:55,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [373603572] provided 1 perfect and 1 imperfect interpolant sequences [2025-04-24 17:02:55,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-04-24 17:02:55,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [11, 10] total 22 [2025-04-24 17:02:55,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837707635] [2025-04-24 17:02:55,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:02:55,017 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-04-24 17:02:55,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:02:55,018 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-04-24 17:02:55,018 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2025-04-24 17:02:55,018 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:55,018 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:02:55,018 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.1) internal successors, (41), 10 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:55,018 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:55,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:55,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:02:55,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2025-04-24 17:02:55,399 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:02:55,400 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:02:55,400 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:02:55,400 INFO L139 ounterexampleChecker]: Examining path program with hash 1182634759, occurence #1 [2025-04-24 17:02:55,400 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:02:55,400 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:02:55,400 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:02:55,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1701657002, now seen corresponding path program 2 times [2025-04-24 17:02:55,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:02:55,400 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488043320] [2025-04-24 17:02:55,400 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:02:55,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:02:55,407 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 45 statements into 2 equivalence classes. [2025-04-24 17:02:55,416 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 36 of 45 statements. [2025-04-24 17:02:55,416 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-04-24 17:02:55,416 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-04-24 17:02:55,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:02:55,733 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488043320] [2025-04-24 17:02:55,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488043320] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:02:55,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:02:55,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2025-04-24 17:02:55,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895030435] [2025-04-24 17:02:55,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:02:55,733 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-04-24 17:02:55,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:02:55,733 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-04-24 17:02:55,733 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2025-04-24 17:02:55,733 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:55,733 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:02:55,734 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.9285714285714284) internal successors, (41), 13 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:02:55,734 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:56,147 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:02:56,148 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:56,148 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-04-24 17:02:56,148 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:02:56,148 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:02:56,149 INFO L139 ounterexampleChecker]: Examining path program with hash -758498362, occurence #1 [2025-04-24 17:02:56,149 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:02:56,149 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:02:56,149 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:02:56,149 INFO L85 PathProgramCache]: Analyzing trace with hash 2014165613, now seen corresponding path program 1 times [2025-04-24 17:02:56,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:02:56,149 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553506289] [2025-04-24 17:02:56,149 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:56,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:02:56,156 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 46 statements into 1 equivalence classes. [2025-04-24 17:02:56,162 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 46 of 46 statements. [2025-04-24 17:02:56,162 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:56,162 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:56,330 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-04-24 17:02:56,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:02:56,330 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553506289] [2025-04-24 17:02:56,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553506289] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:02:56,330 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148793115] [2025-04-24 17:02:56,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:56,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:02:56,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:02:56,332 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:02:56,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2025-04-24 17:02:56,392 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 46 statements into 1 equivalence classes. [2025-04-24 17:02:56,420 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 46 of 46 statements. [2025-04-24 17:02:56,420 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:56,420 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:56,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-04-24 17:02:56,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:02:56,569 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-04-24 17:02:56,569 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:02:56,747 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-04-24 17:02:56,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1148793115] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:02:56,747 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:02:56,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 28 [2025-04-24 17:02:56,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507277030] [2025-04-24 17:02:56,747 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:02:56,747 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-04-24 17:02:56,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:02:56,748 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-04-24 17:02:56,748 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=616, Unknown=0, NotChecked=0, Total=812 [2025-04-24 17:02:56,748 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:56,748 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:02:56,748 INFO L486 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) [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:56,748 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:57,102 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,102 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,102 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,102 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,102 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:57,103 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:02:57,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2025-04-24 17:02:57,304 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2025-04-24 17:02:57,304 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:02:57,304 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:02:57,304 INFO L139 ounterexampleChecker]: Examining path program with hash 709402153, occurence #1 [2025-04-24 17:02:57,304 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:02:57,304 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:02:57,304 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:02:57,305 INFO L85 PathProgramCache]: Analyzing trace with hash 2142359434, now seen corresponding path program 1 times [2025-04-24 17:02:57,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:02:57,305 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165091197] [2025-04-24 17:02:57,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:57,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:02:57,312 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 47 statements into 1 equivalence classes. [2025-04-24 17:02:57,318 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 47 of 47 statements. [2025-04-24 17:02:57,318 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:57,318 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:57,476 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-04-24 17:02:57,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:02:57,476 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165091197] [2025-04-24 17:02:57,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165091197] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:02:57,476 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872450238] [2025-04-24 17:02:57,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:02:57,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:02:57,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:02:57,478 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:02:57,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2025-04-24 17:02:57,544 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 47 statements into 1 equivalence classes. [2025-04-24 17:02:57,574 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 47 of 47 statements. [2025-04-24 17:02:57,574 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:02:57,575 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:57,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-04-24 17:02:57,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:02:57,796 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-04-24 17:02:57,796 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:02:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-04-24 17:02:57,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872450238] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:02:57,947 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:02:57,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 22 [2025-04-24 17:02:57,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191595527] [2025-04-24 17:02:57,947 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:02:57,947 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-04-24 17:02:57,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:02:57,948 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-04-24 17:02:57,948 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2025-04-24 17:02:57,948 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:57,948 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:02:57,948 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.826086956521739) internal successors, (111), 22 states have internal predecessors, (111), 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) [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:02:57,948 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:02:58,257 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:02:58,264 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2025-04-24 17:02:58,458 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:02:58,458 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:02:58,458 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:02:58,458 INFO L139 ounterexampleChecker]: Examining path program with hash 709402153, occurence #2 [2025-04-24 17:02:58,458 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:02:58,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:02:58,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:58,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-24 17:02:58,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:58,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2025-04-24 17:02:58,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:58,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:02:58,459 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:58,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2025-04-24 17:02:58,459 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:58,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2025-04-24 17:02:58,459 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:58,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2025-04-24 17:02:58,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:58,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2025-04-24 17:02:58,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:58,459 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2025-04-24 17:02:58,459 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:58,460 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2025-04-24 17:02:58,460 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:58,460 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2025-04-24 17:02:58,460 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:02:58,460 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2025-04-24 17:02:58,460 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:02:58,460 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:02:58,460 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:02:58,460 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:02:58,460 INFO L85 PathProgramCache]: Analyzing trace with hash -157259879, now seen corresponding path program 2 times [2025-04-24 17:02:58,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:02:58,460 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014833762] [2025-04-24 17:02:58,460 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:02:58,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:02:58,468 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 48 statements into 2 equivalence classes. [2025-04-24 17:02:58,503 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 48 of 48 statements. [2025-04-24 17:02:58,504 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:02:58,504 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:59,765 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-04-24 17:02:59,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:02:59,766 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014833762] [2025-04-24 17:02:59,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014833762] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:02:59,766 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1175936657] [2025-04-24 17:02:59,766 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:02:59,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:02:59,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:02:59,768 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:02:59,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2025-04-24 17:02:59,827 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 48 statements into 2 equivalence classes. [2025-04-24 17:02:59,860 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 48 of 48 statements. [2025-04-24 17:02:59,861 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:02:59,861 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:02:59,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 49 conjuncts are in the unsatisfiable core [2025-04-24 17:02:59,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:03:00,760 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-24 17:03:00,760 INFO L354 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 104 treesize of output 96 [2025-04-24 17:03:00,935 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-04-24 17:03:00,936 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:03:01,470 INFO L325 Elim1Store]: treesize reduction 8, result has 96.5 percent of original size [2025-04-24 17:03:01,470 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 79 treesize of output 235 [2025-04-24 17:03:10,999 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-04-24 17:03:10,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1175936657] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:03:10,999 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:03:10,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 20, 15] total 58 [2025-04-24 17:03:11,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659030998] [2025-04-24 17:03:11,000 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:03:11,000 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2025-04-24 17:03:11,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:03:11,000 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2025-04-24 17:03:11,001 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=2997, Unknown=0, NotChecked=0, Total=3306 [2025-04-24 17:03:11,001 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:03:11,001 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:03:11,001 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 2.2758620689655173) internal successors, (132), 58 states have internal predecessors, (132), 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) [2025-04-24 17:03:11,001 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:11,001 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:11,001 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:11,001 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:11,001 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:11,001 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:11,001 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:11,001 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:11,001 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:11,002 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:03:15,205 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:15,206 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:03:15,212 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2025-04-24 17:03:15,406 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:03:15,406 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:03:15,406 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:03:15,406 INFO L139 ounterexampleChecker]: Examining path program with hash 35420082, occurence #1 [2025-04-24 17:03:15,406 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:03:15,406 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:03:15,407 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:03:15,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1700891393, now seen corresponding path program 2 times [2025-04-24 17:03:15,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:03:15,407 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133103298] [2025-04-24 17:03:15,407 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:03:15,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:03:15,414 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 50 statements into 2 equivalence classes. [2025-04-24 17:03:15,421 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 50 of 50 statements. [2025-04-24 17:03:15,421 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:03:15,421 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:03:15,595 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-04-24 17:03:15,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:03:15,596 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133103298] [2025-04-24 17:03:15,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133103298] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:03:15,596 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406810799] [2025-04-24 17:03:15,596 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:03:15,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:03:15,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:03:15,597 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:03:15,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2025-04-24 17:03:15,664 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 50 statements into 2 equivalence classes. [2025-04-24 17:03:15,695 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 50 of 50 statements. [2025-04-24 17:03:15,696 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:03:15,696 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:03:15,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-04-24 17:03:15,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:03:16,069 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-04-24 17:03:16,069 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:03:16,427 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2025-04-24 17:03:16,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1406810799] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:03:16,428 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:03:16,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 13] total 33 [2025-04-24 17:03:16,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480550537] [2025-04-24 17:03:16,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:03:16,428 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2025-04-24 17:03:16,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:03:16,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2025-04-24 17:03:16,429 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=905, Unknown=0, NotChecked=0, Total=1122 [2025-04-24 17:03:16,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:03:16,429 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:03:16,429 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 3.3823529411764706) internal successors, (115), 33 states have internal predecessors, (115), 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) [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:16,429 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:16,430 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:16,430 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:16,430 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,430 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:16,430 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:03:16,430 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:16,430 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:03:16,430 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:16,430 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:03:16,430 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:16,783 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:03:16,784 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:16,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2025-04-24 17:03:16,984 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2025-04-24 17:03:16,985 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:03:16,985 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:03:16,985 INFO L139 ounterexampleChecker]: Examining path program with hash 35420082, occurence #2 [2025-04-24 17:03:16,985 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:03:16,985 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-24 17:03:16,985 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:03:16,985 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2025-04-24 17:03:16,985 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2025-04-24 17:03:16,985 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-04-24 17:03:16,985 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-04-24 17:03:16,985 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2025-04-24 17:03:16,985 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2025-04-24 17:03:16,985 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2025-04-24 17:03:16,985 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:16,985 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2025-04-24 17:03:16,985 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:16,985 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:03:16,985 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:03:16,986 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:03:16,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1905373852, now seen corresponding path program 3 times [2025-04-24 17:03:16,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:03:16,986 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818615316] [2025-04-24 17:03:16,986 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:03:16,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:03:16,995 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 51 statements into 3 equivalence classes. [2025-04-24 17:03:17,009 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 47 of 51 statements. [2025-04-24 17:03:17,009 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-04-24 17:03:17,009 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:03:17,752 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-04-24 17:03:17,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:03:17,753 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818615316] [2025-04-24 17:03:17,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818615316] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:03:17,753 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [917984466] [2025-04-24 17:03:17,753 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:03:17,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:03:17,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:03:17,754 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:03:17,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2025-04-24 17:03:17,816 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 51 statements into 3 equivalence classes. [2025-04-24 17:03:17,869 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 47 of 51 statements. [2025-04-24 17:03:17,869 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-04-24 17:03:17,869 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:03:17,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 43 conjuncts are in the unsatisfiable core [2025-04-24 17:03:17,871 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:03:18,325 INFO L325 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2025-04-24 17:03:18,325 INFO L354 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 38 treesize of output 22 [2025-04-24 17:03:18,342 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-04-24 17:03:18,342 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:03:18,607 INFO L325 Elim1Store]: treesize reduction 26, result has 88.6 percent of original size [2025-04-24 17:03:18,607 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 60 treesize of output 214 [2025-04-24 17:03:19,009 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2025-04-24 17:03:19,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [917984466] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:03:19,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:03:19,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 16, 12] total 45 [2025-04-24 17:03:19,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367008698] [2025-04-24 17:03:19,010 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:03:19,010 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2025-04-24 17:03:19,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:03:19,010 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2025-04-24 17:03:19,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=1813, Unknown=0, NotChecked=0, Total=1980 [2025-04-24 17:03:19,011 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:03:19,011 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:03:19,011 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 2.6666666666666665) internal successors, (120), 45 states have internal predecessors, (120), 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) [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:19,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:21,290 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-04-24 17:03:21,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2025-04-24 17:03:21,491 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2025-04-24 17:03:21,491 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:03:21,491 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:03:21,491 INFO L139 ounterexampleChecker]: Examining path program with hash -1707526663, occurence #1 [2025-04-24 17:03:21,491 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:03:21,491 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:03:21,491 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:03:21,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1315548495, now seen corresponding path program 1 times [2025-04-24 17:03:21,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:03:21,491 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710905826] [2025-04-24 17:03:21,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:03:21,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:03:21,500 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-04-24 17:03:21,514 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-04-24 17:03:21,514 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:03:21,514 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:03:22,521 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-04-24 17:03:22,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:03:22,521 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710905826] [2025-04-24 17:03:22,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710905826] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:03:22,521 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514131781] [2025-04-24 17:03:22,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:03:22,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:03:22,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:03:22,523 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:03:22,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2025-04-24 17:03:22,598 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-04-24 17:03:22,627 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-04-24 17:03:22,628 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:03:22,628 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:03:22,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 44 conjuncts are in the unsatisfiable core [2025-04-24 17:03:22,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:03:23,682 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-24 17:03:23,682 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 235 treesize of output 271 [2025-04-24 17:03:24,030 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-04-24 17:03:24,030 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:03:24,567 INFO L325 Elim1Store]: treesize reduction 8, result has 96.5 percent of original size [2025-04-24 17:03:24,567 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 79 treesize of output 235 [2025-04-24 17:03:29,848 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2025-04-24 17:03:29,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514131781] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:03:29,849 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:03:29,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 14] total 59 [2025-04-24 17:03:29,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937967539] [2025-04-24 17:03:29,849 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:03:29,849 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2025-04-24 17:03:29,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:03:29,850 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2025-04-24 17:03:29,850 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=3205, Unknown=0, NotChecked=0, Total=3422 [2025-04-24 17:03:29,850 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:03:29,850 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:03:29,850 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 2.2711864406779663) internal successors, (134), 59 states have internal predecessors, (134), 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) [2025-04-24 17:03:29,850 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:29,850 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:29,850 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:29,850 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:29,850 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:29,850 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-04-24 17:03:29,851 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:03:33,957 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:03:40,444 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:03:44,460 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:03:48,494 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:03:51,639 WARN L532 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:03:53,346 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:53,347 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:03:53,347 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:53,347 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-04-24 17:03:53,347 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:03:53,354 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2025-04-24 17:03:53,549 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2025-04-24 17:03:53,549 INFO L403 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:03:53,549 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:03:53,549 INFO L139 ounterexampleChecker]: Examining path program with hash -1707526663, occurence #2 [2025-04-24 17:03:53,549 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:03:53,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:03:53,549 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:53,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2025-04-24 17:03:53,549 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:53,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-24 17:03:53,549 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:53,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2025-04-24 17:03:53,549 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:53,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:03:53,549 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:53,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:03:53,549 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:53,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2025-04-24 17:03:53,549 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:53,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2025-04-24 17:03:53,549 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:53,549 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2025-04-24 17:03:53,549 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:53,550 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2025-04-24 17:03:53,550 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:53,550 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2025-04-24 17:03:53,550 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:53,550 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2025-04-24 17:03:53,550 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:53,550 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 48 [2025-04-24 17:03:53,550 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:53,550 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:03:53,550 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:03:53,550 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:03:53,550 INFO L85 PathProgramCache]: Analyzing trace with hash -741761950, now seen corresponding path program 1 times [2025-04-24 17:03:53,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:03:53,550 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116673876] [2025-04-24 17:03:53,550 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:03:53,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:03:53,557 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-04-24 17:03:53,563 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-04-24 17:03:53,563 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:03:53,563 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:03:53,797 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-24 17:03:53,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:03:53,797 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116673876] [2025-04-24 17:03:53,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116673876] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:03:53,797 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1896362657] [2025-04-24 17:03:53,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:03:53,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:03:53,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:03:53,799 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:03:53,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2025-04-24 17:03:53,869 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-04-24 17:03:53,895 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-04-24 17:03:53,895 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:03:53,895 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:03:53,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-04-24 17:03:53,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:03:54,239 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-24 17:03:54,239 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:03:54,606 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-24 17:03:54,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1896362657] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:03:54,606 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:03:54,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 35 [2025-04-24 17:03:54,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074729050] [2025-04-24 17:03:54,607 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:03:54,607 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2025-04-24 17:03:54,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:03:54,607 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2025-04-24 17:03:54,607 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=972, Unknown=0, NotChecked=0, Total=1260 [2025-04-24 17:03:54,608 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:03:54,608 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:03:54,608 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.361111111111111) internal successors, (121), 35 states have internal predecessors, (121), 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) [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:03:54,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:54,609 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:03:54,609 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:54,609 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-04-24 17:03:54,609 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:03:54,609 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:03:55,089 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:03:55,090 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:03:55,090 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-04-24 17:03:55,090 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:03:55,090 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:03:55,096 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2025-04-24 17:03:55,290 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2025-04-24 17:03:55,290 INFO L403 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:03:55,290 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:03:55,291 INFO L139 ounterexampleChecker]: Examining path program with hash -1707526663, occurence #3 [2025-04-24 17:03:55,291 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:03:55,291 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2025-04-24 17:03:55,291 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-24 17:03:55,291 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2025-04-24 17:03:55,291 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:03:55,291 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:03:55,291 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2025-04-24 17:03:55,291 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2025-04-24 17:03:55,291 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2025-04-24 17:03:55,291 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2025-04-24 17:03:55,291 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2025-04-24 17:03:55,291 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2025-04-24 17:03:55,291 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2025-04-24 17:03:55,291 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:03:55,291 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2025-04-24 17:03:55,291 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:03:55,291 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:03:55,291 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:03:55,291 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:03:55,291 INFO L85 PathProgramCache]: Analyzing trace with hash -603027901, now seen corresponding path program 2 times [2025-04-24 17:03:55,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:03:55,291 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856529796] [2025-04-24 17:03:55,292 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:03:55,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:03:55,303 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 52 statements into 2 equivalence classes. [2025-04-24 17:03:55,328 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 52 of 52 statements. [2025-04-24 17:03:55,329 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:03:55,329 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:03:56,568 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-04-24 17:03:56,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:03:56,568 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856529796] [2025-04-24 17:03:56,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856529796] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:03:56,568 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319371447] [2025-04-24 17:03:56,568 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:03:56,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:03:56,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:03:56,570 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:03:56,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2025-04-24 17:03:56,639 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 52 statements into 2 equivalence classes. [2025-04-24 17:03:56,668 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 52 of 52 statements. [2025-04-24 17:03:56,669 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:03:56,669 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:03:56,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 60 conjuncts are in the unsatisfiable core [2025-04-24 17:03:56,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:03:58,489 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-24 17:03:58,489 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 166 treesize of output 198 [2025-04-24 17:03:58,767 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-04-24 17:03:58,767 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:03:59,494 INFO L325 Elim1Store]: treesize reduction 4, result has 98.3 percent of original size [2025-04-24 17:03:59,494 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 77 treesize of output 237 [2025-04-24 17:04:06,009 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-04-24 17:04:06,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319371447] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:04:06,009 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:04:06,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 26, 14] total 61 [2025-04-24 17:04:06,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213695982] [2025-04-24 17:04:06,009 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:04:06,009 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2025-04-24 17:04:06,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:06,010 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2025-04-24 17:04:06,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=246, Invalid=3414, Unknown=0, NotChecked=0, Total=3660 [2025-04-24 17:04:06,011 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:06,011 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:06,011 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 2.278688524590164) internal successors, (139), 61 states have internal predecessors, (139), 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) [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:06,011 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:06,012 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:04:12,591 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:12,592 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:12,592 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:12,598 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2025-04-24 17:04:12,792 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2025-04-24 17:04:12,792 INFO L403 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:12,792 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:12,792 INFO L139 ounterexampleChecker]: Examining path program with hash 1387774196, occurence #3 [2025-04-24 17:04:12,793 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:04:12,793 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2025-04-24 17:04:12,793 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:04:12,793 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:04:12,793 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:04:12,793 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-04-24 17:04:12,793 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2025-04-24 17:04:12,793 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2025-04-24 17:04:12,793 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2025-04-24 17:04:12,793 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2025-04-24 17:04:12,793 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:12,793 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2025-04-24 17:04:12,793 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:12,793 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:04:12,793 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:12,793 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:12,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1777827712, now seen corresponding path program 1 times [2025-04-24 17:04:12,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:12,794 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866031233] [2025-04-24 17:04:12,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:04:12,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:12,802 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 56 statements into 1 equivalence classes. [2025-04-24 17:04:12,807 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 56 of 56 statements. [2025-04-24 17:04:12,807 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:04:12,807 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:13,163 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 12 proven. 24 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-04-24 17:04:13,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:13,163 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866031233] [2025-04-24 17:04:13,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866031233] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:04:13,164 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [455467899] [2025-04-24 17:04:13,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:04:13,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:13,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:04:13,166 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:04:13,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-04-24 17:04:13,244 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 56 statements into 1 equivalence classes. [2025-04-24 17:04:13,272 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 56 of 56 statements. [2025-04-24 17:04:13,272 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:04:13,272 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:13,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-04-24 17:04:13,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:04:13,717 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-04-24 17:04:13,717 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:04:14,248 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-04-24 17:04:14,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [455467899] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:04:14,248 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:04:14,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 44 [2025-04-24 17:04:14,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785504064] [2025-04-24 17:04:14,248 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:04:14,249 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2025-04-24 17:04:14,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:14,249 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2025-04-24 17:04:14,250 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=463, Invalid=1517, Unknown=0, NotChecked=0, Total=1980 [2025-04-24 17:04:14,250 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:14,250 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:14,250 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 2.911111111111111) internal successors, (131), 44 states have internal predecessors, (131), 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) [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:14,250 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:15,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:15,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:15,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:15,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:15,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:15,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:15,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:15,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:15,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-04-24 17:04:15,350 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:15,350 INFO L403 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:15,350 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:15,351 INFO L139 ounterexampleChecker]: Examining path program with hash 666021761, occurence #2 [2025-04-24 17:04:15,351 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:04:15,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2025-04-24 17:04:15,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:04:15,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:04:15,351 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:04:15,351 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-04-24 17:04:15,351 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2025-04-24 17:04:15,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2025-04-24 17:04:15,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2025-04-24 17:04:15,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2025-04-24 17:04:15,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2025-04-24 17:04:15,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:15,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2025-04-24 17:04:15,351 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:15,351 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:04:15,351 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:15,351 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:15,351 INFO L85 PathProgramCache]: Analyzing trace with hash 735486731, now seen corresponding path program 3 times [2025-04-24 17:04:15,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:15,351 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218241589] [2025-04-24 17:04:15,352 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:04:15,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:15,360 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 57 statements into 4 equivalence classes. [2025-04-24 17:04:15,374 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 48 of 57 statements. [2025-04-24 17:04:15,375 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-04-24 17:04:15,375 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:16,174 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2025-04-24 17:04:16,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:16,174 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218241589] [2025-04-24 17:04:16,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218241589] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:04:16,174 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361174188] [2025-04-24 17:04:16,174 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:04:16,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:16,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:04:16,176 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:04:16,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-04-24 17:04:16,254 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 57 statements into 4 equivalence classes. [2025-04-24 17:04:16,282 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 48 of 57 statements. [2025-04-24 17:04:16,282 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-04-24 17:04:16,282 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:16,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 43 conjuncts are in the unsatisfiable core [2025-04-24 17:04:16,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:04:16,906 INFO L325 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2025-04-24 17:04:16,906 INFO L354 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 37 treesize of output 13 [2025-04-24 17:04:16,932 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2025-04-24 17:04:16,932 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:04:17,268 INFO L325 Elim1Store]: treesize reduction 26, result has 88.6 percent of original size [2025-04-24 17:04:17,268 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 60 treesize of output 214 [2025-04-24 17:04:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2025-04-24 17:04:18,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361174188] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:04:18,077 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:04:18,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 16, 12] total 45 [2025-04-24 17:04:18,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658543187] [2025-04-24 17:04:18,077 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:04:18,077 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2025-04-24 17:04:18,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:18,078 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2025-04-24 17:04:18,078 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1799, Unknown=0, NotChecked=0, Total=1980 [2025-04-24 17:04:18,078 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:18,078 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:18,079 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 2.6444444444444444) internal successors, (119), 45 states have internal predecessors, (119), 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) [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:18,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:22,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:22,237 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:22,237 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:22,237 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2025-04-24 17:04:22,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2025-04-24 17:04:22,438 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2025-04-24 17:04:22,438 INFO L403 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:22,438 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:22,438 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #1 [2025-04-24 17:04:22,438 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:04:22,438 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:22,438 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:22,438 INFO L85 PathProgramCache]: Analyzing trace with hash 31009515, now seen corresponding path program 4 times [2025-04-24 17:04:22,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:22,438 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096024555] [2025-04-24 17:04:22,438 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:04:22,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:22,447 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 59 statements into 2 equivalence classes. [2025-04-24 17:04:22,450 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 38 of 59 statements. [2025-04-24 17:04:22,450 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-24 17:04:22,450 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:22,552 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2025-04-24 17:04:22,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:22,553 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096024555] [2025-04-24 17:04:22,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096024555] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:04:22,553 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347473910] [2025-04-24 17:04:22,553 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:04:22,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:22,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:04:22,555 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:04:22,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2025-04-24 17:04:22,634 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 59 statements into 2 equivalence classes. [2025-04-24 17:04:22,649 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 38 of 59 statements. [2025-04-24 17:04:22,649 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-24 17:04:22,649 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:22,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-04-24 17:04:22,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:04:22,913 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2025-04-24 17:04:22,913 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:04:23,006 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2025-04-24 17:04:23,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1347473910] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:04:23,006 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:04:23,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13, 9] total 19 [2025-04-24 17:04:23,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672135106] [2025-04-24 17:04:23,006 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:04:23,007 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2025-04-24 17:04:23,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:23,007 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2025-04-24 17:04:23,007 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2025-04-24 17:04:23,007 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:23,007 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:23,007 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 19 states have internal predecessors, (69), 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) [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:23,007 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2025-04-24 17:04:23,008 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-04-24 17:04:24,017 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:24,018 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:24,018 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:24,018 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:24,018 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:24,018 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:24,018 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2025-04-24 17:04:24,018 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2025-04-24 17:04:24,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2025-04-24 17:04:24,218 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2025-04-24 17:04:24,218 INFO L403 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:24,218 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:24,218 INFO L139 ounterexampleChecker]: Examining path program with hash 1226015151, occurence #1 [2025-04-24 17:04:24,218 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:04:24,218 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:24,219 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:24,219 INFO L85 PathProgramCache]: Analyzing trace with hash -721530691, now seen corresponding path program 3 times [2025-04-24 17:04:24,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:24,219 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683153853] [2025-04-24 17:04:24,219 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:04:24,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:24,227 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 62 statements into 4 equivalence classes. [2025-04-24 17:04:24,256 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 59 of 62 statements. [2025-04-24 17:04:24,256 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-04-24 17:04:24,256 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:25,068 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2025-04-24 17:04:25,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:25,068 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683153853] [2025-04-24 17:04:25,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683153853] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:04:25,068 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [740374776] [2025-04-24 17:04:25,068 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:04:25,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:25,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:04:25,070 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:04:25,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2025-04-24 17:04:25,153 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 62 statements into 4 equivalence classes. [2025-04-24 17:04:25,194 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 59 of 62 statements. [2025-04-24 17:04:25,194 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-04-24 17:04:25,194 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:25,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 52 conjuncts are in the unsatisfiable core [2025-04-24 17:04:25,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:04:25,969 INFO L325 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-04-24 17:04:25,970 INFO L354 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 104 treesize of output 96 [2025-04-24 17:04:26,174 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2025-04-24 17:04:26,174 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:04:26,859 INFO L325 Elim1Store]: treesize reduction 8, result has 96.5 percent of original size [2025-04-24 17:04:26,859 INFO L354 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 79 treesize of output 235 [2025-04-24 17:04:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2025-04-24 17:04:33,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [740374776] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:04:33,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:04:33,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 22, 16] total 47 [2025-04-24 17:04:33,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823912282] [2025-04-24 17:04:33,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:04:33,414 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2025-04-24 17:04:33,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:33,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2025-04-24 17:04:33,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=1964, Unknown=0, NotChecked=0, Total=2162 [2025-04-24 17:04:33,415 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:33,415 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:33,415 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 2.4893617021276597) internal successors, (117), 47 states have internal predecessors, (117), 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) [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:33,415 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2025-04-24 17:04:33,416 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:40,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:04:40,117 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:40,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2025-04-24 17:04:40,317 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:40,317 INFO L403 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:40,317 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:40,317 INFO L139 ounterexampleChecker]: Examining path program with hash -2101049402, occurence #1 [2025-04-24 17:04:40,317 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:04:40,317 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:40,317 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:40,318 INFO L85 PathProgramCache]: Analyzing trace with hash -129500912, now seen corresponding path program 4 times [2025-04-24 17:04:40,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:40,318 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356432048] [2025-04-24 17:04:40,318 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:04:40,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:40,326 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 64 statements into 2 equivalence classes. [2025-04-24 17:04:40,333 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 64 of 64 statements. [2025-04-24 17:04:40,333 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-24 17:04:40,334 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:40,572 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 3 proven. 35 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-04-24 17:04:40,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:40,572 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356432048] [2025-04-24 17:04:40,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356432048] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:04:40,572 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148049026] [2025-04-24 17:04:40,572 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:04:40,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:40,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:04:40,574 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:04:40,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2025-04-24 17:04:40,659 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 64 statements into 2 equivalence classes. [2025-04-24 17:04:40,691 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 64 of 64 statements. [2025-04-24 17:04:40,691 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-24 17:04:40,691 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:40,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-04-24 17:04:40,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:04:41,068 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 32 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-04-24 17:04:41,068 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:04:41,276 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 14 proven. 24 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-04-24 17:04:41,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [148049026] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:04:41,276 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:04:41,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 32 [2025-04-24 17:04:41,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582389061] [2025-04-24 17:04:41,277 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:04:41,277 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2025-04-24 17:04:41,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:41,277 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2025-04-24 17:04:41,277 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2025-04-24 17:04:41,277 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:41,277 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:41,278 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 3.0) internal successors, (96), 32 states have internal predecessors, (96), 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) [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:41,278 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:42,384 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:04:42,385 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:42,385 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-04-24 17:04:42,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2025-04-24 17:04:42,585 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2025-04-24 17:04:42,585 INFO L403 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:42,585 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:42,585 INFO L139 ounterexampleChecker]: Examining path program with hash -758498362, occurence #2 [2025-04-24 17:04:42,585 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:04:42,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:04:42,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:42,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2025-04-24 17:04:42,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:04:42,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:04:42,586 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:04:42,586 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-04-24 17:04:42,586 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2025-04-24 17:04:42,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2025-04-24 17:04:42,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2025-04-24 17:04:42,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 60 [2025-04-24 17:04:42,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:42,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 62 [2025-04-24 17:04:42,586 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:42,586 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:04:42,586 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:42,586 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:42,586 INFO L85 PathProgramCache]: Analyzing trace with hash -866227771, now seen corresponding path program 5 times [2025-04-24 17:04:42,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:42,586 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118153582] [2025-04-24 17:04:42,586 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-24 17:04:42,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:42,596 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 66 statements into 4 equivalence classes. [2025-04-24 17:04:42,606 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) and asserted 66 of 66 statements. [2025-04-24 17:04:42,606 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2025-04-24 17:04:42,606 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 20 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-04-24 17:04:42,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:42,982 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118153582] [2025-04-24 17:04:42,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118153582] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:04:42,982 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1922315624] [2025-04-24 17:04:42,982 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-24 17:04:42,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:42,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:04:42,984 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:04:42,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2025-04-24 17:04:43,077 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 66 statements into 4 equivalence classes. [2025-04-24 17:04:43,613 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) and asserted 66 of 66 statements. [2025-04-24 17:04:43,613 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2025-04-24 17:04:43,613 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:43,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-04-24 17:04:43,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:04:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 20 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-04-24 17:04:44,214 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:04:44,861 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 30 proven. 24 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-04-24 17:04:44,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1922315624] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:04:44,861 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:04:44,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19, 19] total 50 [2025-04-24 17:04:44,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7229366] [2025-04-24 17:04:44,862 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:04:44,862 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2025-04-24 17:04:44,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:44,862 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2025-04-24 17:04:44,863 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=355, Invalid=2095, Unknown=0, NotChecked=0, Total=2450 [2025-04-24 17:04:44,863 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:44,863 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:44,863 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 3.3) internal successors, (165), 50 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) [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-04-24 17:04:44,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:47,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:47,043 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:47,043 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:47,043 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:47,043 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:47,043 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:47,043 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:47,043 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:04:47,043 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:04:47,043 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:04:47,043 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:47,050 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2025-04-24 17:04:47,243 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2025-04-24 17:04:47,243 INFO L403 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:47,243 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:47,244 INFO L139 ounterexampleChecker]: Examining path program with hash -758498362, occurence #3 [2025-04-24 17:04:47,244 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:04:47,244 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2025-04-24 17:04:47,244 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:04:47,244 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:04:47,244 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:04:47,244 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-04-24 17:04:47,244 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2025-04-24 17:04:47,244 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2025-04-24 17:04:47,244 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2025-04-24 17:04:47,244 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2025-04-24 17:04:47,244 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:47,244 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2025-04-24 17:04:47,244 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:47,244 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:04:47,244 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:47,244 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:47,244 INFO L85 PathProgramCache]: Analyzing trace with hash -506861029, now seen corresponding path program 6 times [2025-04-24 17:04:47,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:47,244 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521328145] [2025-04-24 17:04:47,244 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-24 17:04:47,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:47,255 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 72 statements into 5 equivalence classes. [2025-04-24 17:04:47,277 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) and asserted 72 of 72 statements. [2025-04-24 17:04:47,277 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2025-04-24 17:04:47,277 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:47,758 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 33 proven. 26 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-04-24 17:04:47,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:47,758 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521328145] [2025-04-24 17:04:47,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521328145] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:04:47,758 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691836715] [2025-04-24 17:04:47,758 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-24 17:04:47,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:47,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:04:47,760 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:04:47,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2025-04-24 17:04:47,860 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 72 statements into 5 equivalence classes. [2025-04-24 17:04:47,929 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) and asserted 72 of 72 statements. [2025-04-24 17:04:47,929 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2025-04-24 17:04:47,929 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:47,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-04-24 17:04:47,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:04:48,491 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 10 proven. 20 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2025-04-24 17:04:48,491 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:04:49,007 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2025-04-24 17:04:49,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691836715] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:04:49,007 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:04:49,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 14, 14] total 43 [2025-04-24 17:04:49,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088306714] [2025-04-24 17:04:49,008 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:04:49,008 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2025-04-24 17:04:49,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:49,008 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2025-04-24 17:04:49,009 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=1545, Unknown=0, NotChecked=0, Total=1892 [2025-04-24 17:04:49,009 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:49,009 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:49,009 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 3.409090909090909) internal successors, (150), 43 states have internal predecessors, (150), 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) [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:49,009 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:04:49,957 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:49,958 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:49,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2025-04-24 17:04:50,158 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2025-04-24 17:04:50,158 INFO L403 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:50,158 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:50,158 INFO L139 ounterexampleChecker]: Examining path program with hash -758498362, occurence #4 [2025-04-24 17:04:50,158 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:04:50,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:04:50,158 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:50,158 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2025-04-24 17:04:50,159 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:50,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2025-04-24 17:04:50,159 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:50,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2025-04-24 17:04:50,159 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:50,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2025-04-24 17:04:50,159 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:50,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2025-04-24 17:04:50,159 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:50,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 57 [2025-04-24 17:04:50,159 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:50,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2025-04-24 17:04:50,159 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:50,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 64 [2025-04-24 17:04:50,159 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:50,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2025-04-24 17:04:50,159 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:50,159 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2025-04-24 17:04:50,159 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:50,159 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:04:50,159 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:50,159 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:50,159 INFO L85 PathProgramCache]: Analyzing trace with hash -1348938068, now seen corresponding path program 7 times [2025-04-24 17:04:50,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:50,159 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008724525] [2025-04-24 17:04:50,159 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-24 17:04:50,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:50,168 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-04-24 17:04:50,175 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-04-24 17:04:50,175 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:04:50,175 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:50,660 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 12 proven. 62 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-04-24 17:04:50,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:50,660 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008724525] [2025-04-24 17:04:50,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008724525] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:04:50,660 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601316094] [2025-04-24 17:04:50,661 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-24 17:04:50,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:50,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:04:50,664 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:04:50,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2025-04-24 17:04:50,762 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-04-24 17:04:50,797 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-04-24 17:04:50,798 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:04:50,798 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:50,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-04-24 17:04:50,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:04:51,377 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 54 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-04-24 17:04:51,377 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:04:51,829 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 30 proven. 44 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-04-24 17:04:51,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [601316094] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:04:51,830 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:04:51,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18, 18] total 46 [2025-04-24 17:04:51,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875482199] [2025-04-24 17:04:51,830 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:04:51,830 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2025-04-24 17:04:51,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:51,831 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2025-04-24 17:04:51,831 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=459, Invalid=1703, Unknown=0, NotChecked=0, Total=2162 [2025-04-24 17:04:51,831 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:51,831 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:51,831 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 2.893617021276596) internal successors, (136), 46 states have internal predecessors, (136), 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) [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:51,831 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:51,832 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:52,869 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:52,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:52,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:52,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:52,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:04:52,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:04:52,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:04:52,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:52,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:52,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:52,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2025-04-24 17:04:53,070 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:53,070 INFO L403 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:53,070 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:53,070 INFO L139 ounterexampleChecker]: Examining path program with hash -2101049402, occurence #2 [2025-04-24 17:04:53,070 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:04:53,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:04:53,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:53,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2025-04-24 17:04:53,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:53,071 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2025-04-24 17:04:53,071 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:53,071 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2025-04-24 17:04:53,071 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:53,071 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2025-04-24 17:04:53,071 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:53,071 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2025-04-24 17:04:53,071 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:53,071 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2025-04-24 17:04:53,071 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:53,071 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2025-04-24 17:04:53,071 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:53,071 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2025-04-24 17:04:53,071 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:53,071 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2025-04-24 17:04:53,071 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:53,071 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:04:53,071 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:53,071 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:53,071 INFO L85 PathProgramCache]: Analyzing trace with hash 441279414, now seen corresponding path program 1 times [2025-04-24 17:04:53,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:53,071 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435007872] [2025-04-24 17:04:53,071 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:04:53,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:53,081 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 76 statements into 1 equivalence classes. [2025-04-24 17:04:53,088 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 76 of 76 statements. [2025-04-24 17:04:53,088 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:04:53,088 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:53,522 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2025-04-24 17:04:53,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:53,523 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435007872] [2025-04-24 17:04:53,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435007872] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:04:53,523 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542945066] [2025-04-24 17:04:53,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:04:53,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:53,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:04:53,524 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:04:53,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2025-04-24 17:04:53,625 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 76 statements into 1 equivalence classes. [2025-04-24 17:04:53,662 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 76 of 76 statements. [2025-04-24 17:04:53,662 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:04:53,662 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:53,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-04-24 17:04:53,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:04:54,827 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 15 proven. 21 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2025-04-24 17:04:54,827 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:04:56,206 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2025-04-24 17:04:56,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [542945066] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:04:56,206 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:04:56,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18, 18] total 49 [2025-04-24 17:04:56,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182514784] [2025-04-24 17:04:56,207 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:04:56,207 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2025-04-24 17:04:56,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:56,208 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2025-04-24 17:04:56,208 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=453, Invalid=1997, Unknown=0, NotChecked=0, Total=2450 [2025-04-24 17:04:56,208 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:56,208 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:56,209 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 2.84) internal successors, (142), 49 states have internal predecessors, (142), 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) [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:56,209 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:57,557 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:57,558 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:04:57,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2025-04-24 17:04:57,759 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2025-04-24 17:04:57,759 INFO L403 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:57,759 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:57,759 INFO L139 ounterexampleChecker]: Examining path program with hash -2101049402, occurence #3 [2025-04-24 17:04:57,759 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:04:57,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:04:57,759 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:57,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2025-04-24 17:04:57,759 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:57,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2025-04-24 17:04:57,759 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:57,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-04-24 17:04:57,759 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:57,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2025-04-24 17:04:57,759 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:57,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2025-04-24 17:04:57,759 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:57,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2025-04-24 17:04:57,759 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:57,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2025-04-24 17:04:57,759 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:57,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2025-04-24 17:04:57,759 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:57,759 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2025-04-24 17:04:57,759 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:57,759 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:04:57,759 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:57,760 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:57,760 INFO L85 PathProgramCache]: Analyzing trace with hash -341379850, now seen corresponding path program 2 times [2025-04-24 17:04:57,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:57,760 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991381402] [2025-04-24 17:04:57,760 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:04:57,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:57,770 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 78 statements into 2 equivalence classes. [2025-04-24 17:04:57,772 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 30 of 78 statements. [2025-04-24 17:04:57,772 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-04-24 17:04:57,772 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:57,969 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2025-04-24 17:04:57,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:57,969 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991381402] [2025-04-24 17:04:57,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991381402] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:04:57,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:04:57,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-04-24 17:04:57,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387008145] [2025-04-24 17:04:57,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:04:57,969 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-04-24 17:04:57,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:04:57,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-04-24 17:04:57,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2025-04-24 17:04:57,970 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:57,970 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:04:57,970 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 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) [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:04:57,970 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:04:58,354 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:04:58,355 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:04:58,355 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2025-04-24 17:04:58,355 INFO L403 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:04:58,355 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:04:58,355 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #2 [2025-04-24 17:04:58,355 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:04:58,355 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2025-04-24 17:04:58,355 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2025-04-24 17:04:58,355 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-04-24 17:04:58,355 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2025-04-24 17:04:58,355 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2025-04-24 17:04:58,355 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2025-04-24 17:04:58,355 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2025-04-24 17:04:58,355 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2025-04-24 17:04:58,355 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2025-04-24 17:04:58,355 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:04:58,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2025-04-24 17:04:58,355 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:04:58,355 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:04:58,355 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:04:58,356 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:04:58,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1076084689, now seen corresponding path program 2 times [2025-04-24 17:04:58,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:04:58,356 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562972480] [2025-04-24 17:04:58,356 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:04:58,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:04:58,365 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 79 statements into 2 equivalence classes. [2025-04-24 17:04:58,375 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 79 of 79 statements. [2025-04-24 17:04:58,375 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:04:58,375 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:59,032 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 40 proven. 53 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2025-04-24 17:04:59,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:04:59,032 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562972480] [2025-04-24 17:04:59,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562972480] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:04:59,033 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [527108433] [2025-04-24 17:04:59,033 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:04:59,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:04:59,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:04:59,034 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:04:59,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2025-04-24 17:04:59,144 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 79 statements into 2 equivalence classes. [2025-04-24 17:04:59,183 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 79 of 79 statements. [2025-04-24 17:04:59,183 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:04:59,183 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:04:59,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-04-24 17:04:59,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:04:59,698 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 65 proven. 15 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2025-04-24 17:04:59,698 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:05:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 65 proven. 15 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2025-04-24 17:05:00,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [527108433] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:05:00,140 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:05:00,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15, 15] total 45 [2025-04-24 17:05:00,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548752380] [2025-04-24 17:05:00,140 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:05:00,140 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2025-04-24 17:05:00,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:05:00,141 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2025-04-24 17:05:00,141 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=323, Invalid=1657, Unknown=0, NotChecked=0, Total=1980 [2025-04-24 17:05:00,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:00,141 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:05:00,141 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 4.111111111111111) internal successors, (185), 45 states have internal predecessors, (185), 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) [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:00,141 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:00,142 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:01,350 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:01,350 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:01,350 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:01,350 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:01,350 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:01,350 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:01,350 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:01,350 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:01,350 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:01,350 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:01,351 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:01,358 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2025-04-24 17:05:01,551 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2025-04-24 17:05:01,552 INFO L403 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:05:01,552 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:05:01,552 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #3 [2025-04-24 17:05:01,552 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:05:01,552 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:05:01,552 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2025-04-24 17:05:01,552 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2025-04-24 17:05:01,552 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2025-04-24 17:05:01,552 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2025-04-24 17:05:01,552 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 67 [2025-04-24 17:05:01,552 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2025-04-24 17:05:01,552 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2025-04-24 17:05:01,552 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2025-04-24 17:05:01,552 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:01,552 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2025-04-24 17:05:01,552 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:01,552 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:05:01,552 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:05:01,554 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:05:01,554 INFO L85 PathProgramCache]: Analyzing trace with hash 565892796, now seen corresponding path program 3 times [2025-04-24 17:05:01,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:05:01,554 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561313151] [2025-04-24 17:05:01,554 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:05:01,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:05:01,566 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 81 statements into 6 equivalence classes. [2025-04-24 17:05:01,579 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) and asserted 67 of 81 statements. [2025-04-24 17:05:01,579 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2025-04-24 17:05:01,579 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:01,962 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2025-04-24 17:05:01,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:05:01,962 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561313151] [2025-04-24 17:05:01,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561313151] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:05:01,962 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974828076] [2025-04-24 17:05:01,962 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:05:01,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:01,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:05:01,964 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:05:01,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2025-04-24 17:05:02,077 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 81 statements into 6 equivalence classes. [2025-04-24 17:05:02,199 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) and asserted 67 of 81 statements. [2025-04-24 17:05:02,199 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2025-04-24 17:05:02,199 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:02,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-04-24 17:05:02,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:05:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 15 proven. 27 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2025-04-24 17:05:02,783 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:05:03,376 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2025-04-24 17:05:03,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [974828076] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:05:03,376 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:05:03,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 16] total 46 [2025-04-24 17:05:03,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498899707] [2025-04-24 17:05:03,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:05:03,377 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2025-04-24 17:05:03,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:05:03,377 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2025-04-24 17:05:03,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=430, Invalid=1732, Unknown=0, NotChecked=0, Total=2162 [2025-04-24 17:05:03,378 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:03,378 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:05:03,378 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 2.765957446808511) internal successors, (130), 46 states have internal predecessors, (130), 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) [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:03,378 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:04,149 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:04,150 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:04,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2025-04-24 17:05:04,350 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,32 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:04,350 INFO L403 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:05:04,350 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:05:04,350 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #4 [2025-04-24 17:05:04,350 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:05:04,350 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:05:04,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:04,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:05:04,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:04,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-04-24 17:05:04,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:04,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2025-04-24 17:05:04,351 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:04,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-04-24 17:05:04,351 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:04,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-04-24 17:05:04,351 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:04,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2025-04-24 17:05:04,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:04,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2025-04-24 17:05:04,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:04,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 76 [2025-04-24 17:05:04,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:04,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2025-04-24 17:05:04,351 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:04,351 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2025-04-24 17:05:04,351 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:04,351 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:05:04,351 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:05:04,351 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:05:04,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1160250823, now seen corresponding path program 4 times [2025-04-24 17:05:04,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:05:04,351 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420185069] [2025-04-24 17:05:04,351 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:05:04,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:05:04,362 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 82 statements into 2 equivalence classes. [2025-04-24 17:05:04,369 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 82 of 82 statements. [2025-04-24 17:05:04,370 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-24 17:05:04,370 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:04,830 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 15 proven. 78 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2025-04-24 17:05:04,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:05:04,830 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420185069] [2025-04-24 17:05:04,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420185069] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:05:04,830 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [728961577] [2025-04-24 17:05:04,830 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:05:04,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:04,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:05:04,832 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:05:04,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2025-04-24 17:05:04,946 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 82 statements into 2 equivalence classes. [2025-04-24 17:05:04,991 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 82 of 82 statements. [2025-04-24 17:05:04,991 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-24 17:05:04,991 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:04,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-04-24 17:05:04,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:05:05,742 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 15 proven. 77 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2025-04-24 17:05:05,743 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:05:06,244 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 27 proven. 65 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2025-04-24 17:05:06,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [728961577] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:05:06,244 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:05:06,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22, 22] total 52 [2025-04-24 17:05:06,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813655574] [2025-04-24 17:05:06,244 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:05:06,245 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2025-04-24 17:05:06,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:05:06,245 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2025-04-24 17:05:06,246 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=442, Invalid=2210, Unknown=0, NotChecked=0, Total=2652 [2025-04-24 17:05:06,246 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:06,246 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:05:06,246 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 3.0) internal successors, (156), 52 states have internal predecessors, (156), 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) [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:06,246 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:08,275 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:08,276 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:05:08,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2025-04-24 17:05:08,476 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2025-04-24 17:05:08,477 INFO L403 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:05:08,477 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:05:08,477 INFO L139 ounterexampleChecker]: Examining path program with hash -758498362, occurence #5 [2025-04-24 17:05:08,477 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:05:08,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:05:08,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:08,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:05:08,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:08,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-04-24 17:05:08,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:08,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2025-04-24 17:05:08,477 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:08,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-04-24 17:05:08,477 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:08,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-04-24 17:05:08,477 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:08,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2025-04-24 17:05:08,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:08,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2025-04-24 17:05:08,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:08,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2025-04-24 17:05:08,477 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:08,477 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2025-04-24 17:05:08,477 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:08,477 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:05:08,477 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:05:08,478 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:05:08,478 INFO L85 PathProgramCache]: Analyzing trace with hash -932607135, now seen corresponding path program 3 times [2025-04-24 17:05:08,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:05:08,478 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708945362] [2025-04-24 17:05:08,478 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:05:08,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:05:08,488 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 83 statements into 6 equivalence classes. [2025-04-24 17:05:08,491 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 32 of 83 statements. [2025-04-24 17:05:08,491 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-04-24 17:05:08,491 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:08,651 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2025-04-24 17:05:08,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:05:08,651 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708945362] [2025-04-24 17:05:08,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708945362] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-24 17:05:08,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-24 17:05:08,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-04-24 17:05:08,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899878583] [2025-04-24 17:05:08,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-24 17:05:08,651 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-04-24 17:05:08,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:05:08,652 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-04-24 17:05:08,652 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2025-04-24 17:05:08,652 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:08,652 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:05:08,652 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:05:08,652 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:09,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:05:09,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:09,015 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2025-04-24 17:05:09,016 INFO L403 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:05:09,016 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:05:09,016 INFO L139 ounterexampleChecker]: Examining path program with hash -241885364, occurence #1 [2025-04-24 17:05:09,016 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-24 17:05:09,016 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:05:09,017 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:05:09,017 INFO L85 PathProgramCache]: Analyzing trace with hash 386986436, now seen corresponding path program 1 times [2025-04-24 17:05:09,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:05:09,017 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596084297] [2025-04-24 17:05:09,017 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:05:09,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:05:09,028 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-04-24 17:05:09,036 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-04-24 17:05:09,036 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:05:09,036 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 48 proven. 38 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2025-04-24 17:05:09,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:05:09,404 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596084297] [2025-04-24 17:05:09,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596084297] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:05:09,405 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338381896] [2025-04-24 17:05:09,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-24 17:05:09,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:09,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:05:09,406 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:05:09,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2025-04-24 17:05:09,532 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-04-24 17:05:09,571 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-04-24 17:05:09,571 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:05:09,571 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:09,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-04-24 17:05:09,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:05:10,083 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 65 proven. 21 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2025-04-24 17:05:10,083 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:05:10,446 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 65 proven. 21 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2025-04-24 17:05:10,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338381896] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:05:10,446 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:05:10,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 39 [2025-04-24 17:05:10,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895976991] [2025-04-24 17:05:10,446 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:05:10,446 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2025-04-24 17:05:10,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:05:10,446 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2025-04-24 17:05:10,447 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=365, Invalid=1117, Unknown=0, NotChecked=0, Total=1482 [2025-04-24 17:05:10,447 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:10,447 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:05:10,447 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 3.6666666666666665) internal successors, (143), 39 states have internal predecessors, (143), 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) [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:10,447 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:10,448 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:10,448 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:10,448 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:10,448 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:10,448 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:10,448 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:10,448 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:10,448 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:10,448 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:10,449 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:10,449 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:10,449 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:10,449 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:10,449 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:10,449 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:10,449 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:05:10,449 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:10,449 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:05:10,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:10,919 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:10,926 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2025-04-24 17:05:11,119 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,34 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:11,119 INFO L403 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:05:11,119 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:05:11,119 INFO L139 ounterexampleChecker]: Examining path program with hash -241885364, occurence #2 [2025-04-24 17:05:11,119 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:05:11,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:05:11,119 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:11,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:05:11,119 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:11,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-04-24 17:05:11,119 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:11,119 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 26 [2025-04-24 17:05:11,119 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:11,120 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2025-04-24 17:05:11,120 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:11,120 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2025-04-24 17:05:11,120 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:11,120 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2025-04-24 17:05:11,120 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:11,120 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2025-04-24 17:05:11,120 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:11,120 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2025-04-24 17:05:11,120 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:11,120 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2025-04-24 17:05:11,120 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:11,120 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2025-04-24 17:05:11,120 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:11,120 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:05:11,120 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:05:11,120 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:05:11,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1778880051, now seen corresponding path program 2 times [2025-04-24 17:05:11,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:05:11,120 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794424321] [2025-04-24 17:05:11,120 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:05:11,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:05:11,131 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 85 statements into 2 equivalence classes. [2025-04-24 17:05:11,140 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 85 of 85 statements. [2025-04-24 17:05:11,140 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:05:11,140 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:11,655 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2025-04-24 17:05:11,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:05:11,655 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794424321] [2025-04-24 17:05:11,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794424321] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:05:11,655 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [108500052] [2025-04-24 17:05:11,655 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:05:11,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:11,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:05:11,657 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:05:11,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2025-04-24 17:05:11,786 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 85 statements into 2 equivalence classes. [2025-04-24 17:05:11,828 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 85 of 85 statements. [2025-04-24 17:05:11,828 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:05:11,828 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:11,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 611 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-04-24 17:05:11,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:05:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 49 proven. 80 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2025-04-24 17:05:12,858 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:05:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 64 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2025-04-24 17:05:14,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [108500052] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:05:14,011 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:05:14,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 24, 24] total 66 [2025-04-24 17:05:14,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830415178] [2025-04-24 17:05:14,011 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:05:14,011 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2025-04-24 17:05:14,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:05:14,012 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2025-04-24 17:05:14,013 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=776, Invalid=3646, Unknown=0, NotChecked=0, Total=4422 [2025-04-24 17:05:14,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:14,013 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:05:14,013 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 2.8805970149253732) internal successors, (193), 66 states have internal predecessors, (193), 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) [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:14,013 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:14,014 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:15,642 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:15,642 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:15,642 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:15,642 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:15,642 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:15,642 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:15,643 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:15,643 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:15,643 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:15,643 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:15,644 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:15,645 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:15,645 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:15,645 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:15,645 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:05:15,645 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:15,645 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:15,645 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:05:15,652 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2025-04-24 17:05:15,845 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2025-04-24 17:05:15,845 INFO L403 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:05:15,845 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:05:15,845 INFO L139 ounterexampleChecker]: Examining path program with hash -2101049402, occurence #4 [2025-04-24 17:05:15,845 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:05:15,846 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:05:15,846 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2025-04-24 17:05:15,846 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2025-04-24 17:05:15,846 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2025-04-24 17:05:15,846 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2025-04-24 17:05:15,846 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2025-04-24 17:05:15,846 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2025-04-24 17:05:15,846 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2025-04-24 17:05:15,846 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2025-04-24 17:05:15,846 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:15,846 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 81 [2025-04-24 17:05:15,846 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:15,846 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:05:15,846 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:05:15,846 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:05:15,846 INFO L85 PathProgramCache]: Analyzing trace with hash 267456247, now seen corresponding path program 8 times [2025-04-24 17:05:15,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:05:15,846 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484522289] [2025-04-24 17:05:15,846 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:05:15,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:05:15,857 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 84 statements into 2 equivalence classes. [2025-04-24 17:05:15,866 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 84 of 84 statements. [2025-04-24 17:05:15,866 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:05:15,866 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:16,859 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 42 proven. 58 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2025-04-24 17:05:16,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:05:16,859 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484522289] [2025-04-24 17:05:16,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484522289] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:05:16,860 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [695501023] [2025-04-24 17:05:16,860 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:05:16,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:16,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:05:16,861 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:05:16,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2025-04-24 17:05:16,992 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 84 statements into 2 equivalence classes. [2025-04-24 17:05:17,033 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 84 of 84 statements. [2025-04-24 17:05:17,034 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:05:17,034 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:17,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 27 conjuncts are in the unsatisfiable core [2025-04-24 17:05:17,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:05:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 43 proven. 96 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-04-24 17:05:18,075 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:05:19,268 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 69 proven. 70 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2025-04-24 17:05:19,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [695501023] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:05:19,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:05:19,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 23, 23] total 75 [2025-04-24 17:05:19,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902057977] [2025-04-24 17:05:19,268 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:05:19,269 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2025-04-24 17:05:19,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:05:19,269 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2025-04-24 17:05:19,270 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=829, Invalid=4871, Unknown=0, NotChecked=0, Total=5700 [2025-04-24 17:05:19,270 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:19,270 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:05:19,270 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 2.723684210526316) internal successors, (207), 75 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:19,270 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:05:19,271 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:22,535 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:22,535 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:22,535 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:22,535 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:22,535 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:22,535 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:22,535 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:22,535 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:05:22,536 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:05:22,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2025-04-24 17:05:22,737 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2025-04-24 17:05:22,737 INFO L403 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:05:22,737 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:05:22,737 INFO L139 ounterexampleChecker]: Examining path program with hash -2101049402, occurence #5 [2025-04-24 17:05:22,737 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:05:22,737 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:05:22,737 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2025-04-24 17:05:22,737 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 28 [2025-04-24 17:05:22,737 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2025-04-24 17:05:22,737 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2025-04-24 17:05:22,737 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2025-04-24 17:05:22,737 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2025-04-24 17:05:22,737 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2025-04-24 17:05:22,737 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2025-04-24 17:05:22,737 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:22,737 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2025-04-24 17:05:22,737 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:22,737 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:05:22,737 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:05:22,738 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:05:22,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1400822960, now seen corresponding path program 9 times [2025-04-24 17:05:22,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:05:22,738 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510418267] [2025-04-24 17:05:22,738 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:05:22,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:05:22,750 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 91 statements into 7 equivalence classes. [2025-04-24 17:05:22,782 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 79 of 91 statements. [2025-04-24 17:05:22,782 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-04-24 17:05:22,782 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:23,418 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 21 proven. 51 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2025-04-24 17:05:23,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:05:23,419 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510418267] [2025-04-24 17:05:23,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510418267] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:05:23,419 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1163013933] [2025-04-24 17:05:23,419 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:05:23,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:23,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:05:23,420 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:05:23,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2025-04-24 17:05:23,556 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 91 statements into 7 equivalence classes. [2025-04-24 17:05:24,025 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 79 of 91 statements. [2025-04-24 17:05:24,025 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-04-24 17:05:24,025 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:24,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-04-24 17:05:24,030 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:05:25,088 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 28 proven. 44 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2025-04-24 17:05:25,088 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:05:26,073 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2025-04-24 17:05:26,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1163013933] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:05:26,073 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:05:26,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 20, 20] total 60 [2025-04-24 17:05:26,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072095938] [2025-04-24 17:05:26,073 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:05:26,074 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2025-04-24 17:05:26,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:05:26,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2025-04-24 17:05:26,075 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=544, Invalid=3116, Unknown=0, NotChecked=0, Total=3660 [2025-04-24 17:05:26,075 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:26,075 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:05:26,075 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 2.4262295081967213) internal successors, (148), 60 states have internal predecessors, (148), 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) [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:26,075 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:26,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:26,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:26,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:26,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:26,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:05:26,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:26,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:26,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:05:26,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:05:26,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:05:27,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:05:27,522 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:05:27,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2025-04-24 17:05:27,722 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2025-04-24 17:05:27,722 INFO L403 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:05:27,722 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:05:27,722 INFO L139 ounterexampleChecker]: Examining path program with hash -2101049402, occurence #6 [2025-04-24 17:05:27,722 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:05:27,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:05:27,722 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:27,722 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:05:27,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:27,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:05:27,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:27,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-04-24 17:05:27,723 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:27,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-04-24 17:05:27,723 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:27,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-04-24 17:05:27,723 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:27,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2025-04-24 17:05:27,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:27,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2025-04-24 17:05:27,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:27,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2025-04-24 17:05:27,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:27,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 87 [2025-04-24 17:05:27,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:27,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2025-04-24 17:05:27,723 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:27,723 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:05:27,723 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:05:27,723 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:05:27,723 INFO L85 PathProgramCache]: Analyzing trace with hash -461928467, now seen corresponding path program 10 times [2025-04-24 17:05:27,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:05:27,723 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352047933] [2025-04-24 17:05:27,723 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:05:27,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:05:27,737 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 92 statements into 2 equivalence classes. [2025-04-24 17:05:27,746 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 92 of 92 statements. [2025-04-24 17:05:27,746 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-24 17:05:27,746 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 21 proven. 117 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2025-04-24 17:05:28,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:05:28,258 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352047933] [2025-04-24 17:05:28,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352047933] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:05:28,258 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443179608] [2025-04-24 17:05:28,258 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:05:28,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:28,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:05:28,260 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:05:28,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2025-04-24 17:05:28,400 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 92 statements into 2 equivalence classes. [2025-04-24 17:05:28,445 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 92 of 92 statements. [2025-04-24 17:05:28,445 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-24 17:05:28,445 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:28,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-04-24 17:05:28,449 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:05:29,294 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 21 proven. 116 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2025-04-24 17:05:29,294 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:05:29,791 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 35 proven. 102 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2025-04-24 17:05:29,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1443179608] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:05:29,791 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:05:29,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 59 [2025-04-24 17:05:29,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188724295] [2025-04-24 17:05:29,791 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:05:29,792 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2025-04-24 17:05:29,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:05:29,792 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2025-04-24 17:05:29,793 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=595, Invalid=2827, Unknown=0, NotChecked=0, Total=3422 [2025-04-24 17:05:29,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:29,793 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:05:29,793 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 2.830508474576271) internal successors, (167), 59 states have internal predecessors, (167), 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) [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:05:29,793 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:32,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:05:32,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2025-04-24 17:05:32,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2025-04-24 17:05:32,731 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2025-04-24 17:05:32,731 INFO L403 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:05:32,732 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:05:32,732 INFO L139 ounterexampleChecker]: Examining path program with hash -758498362, occurence #6 [2025-04-24 17:05:32,732 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:05:32,732 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:05:32,732 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:05:32,732 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-04-24 17:05:32,732 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-04-24 17:05:32,732 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-04-24 17:05:32,732 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 78 [2025-04-24 17:05:32,732 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 79 [2025-04-24 17:05:32,732 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2025-04-24 17:05:32,732 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2025-04-24 17:05:32,732 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:32,732 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2025-04-24 17:05:32,732 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:32,732 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:05:32,732 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:05:32,732 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:05:32,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1793439074, now seen corresponding path program 11 times [2025-04-24 17:05:32,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:05:32,733 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356105474] [2025-04-24 17:05:32,733 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-24 17:05:32,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:05:32,744 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 94 statements into 7 equivalence classes. [2025-04-24 17:05:32,762 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 94 of 94 statements. [2025-04-24 17:05:32,762 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-04-24 17:05:32,762 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:33,323 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 56 proven. 118 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2025-04-24 17:05:33,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:05:33,323 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356105474] [2025-04-24 17:05:33,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356105474] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:05:33,323 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2127548523] [2025-04-24 17:05:33,323 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-24 17:05:33,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:33,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:05:33,325 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:05:33,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2025-04-24 17:05:33,470 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 94 statements into 7 equivalence classes. [2025-04-24 17:05:43,447 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 94 of 94 statements. [2025-04-24 17:05:43,447 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-04-24 17:05:43,447 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:43,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-04-24 17:05:43,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:05:44,499 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 56 proven. 118 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2025-04-24 17:05:44,500 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:05:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 72 proven. 102 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2025-04-24 17:05:45,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2127548523] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:05:45,358 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:05:45,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26, 26] total 68 [2025-04-24 17:05:45,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861398909] [2025-04-24 17:05:45,358 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:05:45,358 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2025-04-24 17:05:45,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:05:45,359 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2025-04-24 17:05:45,359 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1020, Invalid=3672, Unknown=0, NotChecked=0, Total=4692 [2025-04-24 17:05:45,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:45,359 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:05:45,359 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 2.8115942028985508) internal successors, (194), 68 states have internal predecessors, (194), 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) [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:45,359 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2025-04-24 17:05:45,360 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:46,809 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-04-24 17:05:46,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:05:46,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2025-04-24 17:05:47,010 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2025-04-24 17:05:47,011 INFO L403 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:05:47,011 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:05:47,011 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #5 [2025-04-24 17:05:47,011 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:05:47,011 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:05:47,011 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:05:47,011 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-04-24 17:05:47,011 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-04-24 17:05:47,011 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-04-24 17:05:47,011 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 84 [2025-04-24 17:05:47,011 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2025-04-24 17:05:47,011 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2025-04-24 17:05:47,011 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-04-24 17:05:47,011 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:05:47,011 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-04-24 17:05:47,011 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:05:47,011 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:05:47,011 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:05:47,012 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:05:47,012 INFO L85 PathProgramCache]: Analyzing trace with hash -575259355, now seen corresponding path program 5 times [2025-04-24 17:05:47,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:05:47,012 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685812543] [2025-04-24 17:05:47,012 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-24 17:05:47,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:05:47,025 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 98 statements into 8 equivalence classes. [2025-04-24 17:05:47,047 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) and asserted 98 of 98 statements. [2025-04-24 17:05:47,047 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2025-04-24 17:05:47,047 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:47,680 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 64 proven. 150 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2025-04-24 17:05:47,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:05:47,680 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685812543] [2025-04-24 17:05:47,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685812543] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:05:47,680 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098474715] [2025-04-24 17:05:47,680 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-24 17:05:47,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:05:47,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:05:47,682 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:05:47,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2025-04-24 17:05:47,833 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 98 statements into 8 equivalence classes. [2025-04-24 17:05:58,331 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) and asserted 98 of 98 statements. [2025-04-24 17:05:58,332 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2025-04-24 17:05:58,332 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:05:58,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 32 conjuncts are in the unsatisfiable core [2025-04-24 17:05:58,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:05:59,508 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 64 proven. 150 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2025-04-24 17:05:59,508 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:06:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 81 proven. 133 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2025-04-24 17:06:00,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098474715] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:06:00,661 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:06:00,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28, 28] total 79 [2025-04-24 17:06:00,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570696199] [2025-04-24 17:06:00,661 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:06:00,661 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2025-04-24 17:06:00,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:06:00,662 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2025-04-24 17:06:00,663 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1231, Invalid=5089, Unknown=0, NotChecked=0, Total=6320 [2025-04-24 17:06:00,663 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:00,663 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:06:00,663 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 3.0) internal successors, (240), 79 states have internal predecessors, (240), 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) [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:00,663 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:00,664 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:02,272 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:02,273 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:02,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2025-04-24 17:06:02,473 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2025-04-24 17:06:02,474 INFO L403 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:06:02,474 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:06:02,474 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #6 [2025-04-24 17:06:02,474 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:06:02,474 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2025-04-24 17:06:02,474 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2025-04-24 17:06:02,474 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2025-04-24 17:06:02,474 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-04-24 17:06:02,474 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-04-24 17:06:02,474 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2025-04-24 17:06:02,474 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2025-04-24 17:06:02,474 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2025-04-24 17:06:02,474 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-04-24 17:06:02,474 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:02,474 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-04-24 17:06:02,474 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:02,474 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:06:02,474 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:06:02,475 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:06:02,475 INFO L85 PathProgramCache]: Analyzing trace with hash -604596037, now seen corresponding path program 6 times [2025-04-24 17:06:02,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:06:02,475 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325861279] [2025-04-24 17:06:02,475 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-24 17:06:02,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:06:02,489 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 104 statements into 9 equivalence classes. [2025-04-24 17:06:02,526 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) and asserted 104 of 104 statements. [2025-04-24 17:06:02,526 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2025-04-24 17:06:02,526 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:03,025 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 120 proven. 92 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2025-04-24 17:06:03,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:06:03,025 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325861279] [2025-04-24 17:06:03,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325861279] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:06:03,026 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680412735] [2025-04-24 17:06:03,026 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-24 17:06:03,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:03,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:06:03,028 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:06:03,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2025-04-24 17:06:03,185 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 104 statements into 9 equivalence classes. [2025-04-24 17:06:04,486 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) and asserted 104 of 104 statements. [2025-04-24 17:06:04,486 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2025-04-24 17:06:04,486 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:04,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-04-24 17:06:04,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:06:05,215 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 176 proven. 36 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2025-04-24 17:06:05,215 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:06:05,988 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 176 proven. 36 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2025-04-24 17:06:05,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680412735] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:06:05,989 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:06:05,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20, 20] total 58 [2025-04-24 17:06:05,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041586957] [2025-04-24 17:06:05,989 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:06:05,989 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2025-04-24 17:06:05,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:06:05,990 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2025-04-24 17:06:05,990 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=635, Invalid=2787, Unknown=0, NotChecked=0, Total=3422 [2025-04-24 17:06:05,990 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:05,990 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:06:05,990 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 4.169491525423729) internal successors, (246), 58 states have internal predecessors, (246), 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) [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:05,990 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:05,991 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:06,788 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:06,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:06,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2025-04-24 17:06:06,989 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,41 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:06,989 INFO L403 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:06:06,989 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:06:06,990 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #7 [2025-04-24 17:06:06,990 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:06:06,990 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-24 17:06:06,990 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2025-04-24 17:06:06,990 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2025-04-24 17:06:06,990 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2025-04-24 17:06:06,990 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2025-04-24 17:06:06,990 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 91 [2025-04-24 17:06:06,990 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-04-24 17:06:06,990 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 99 [2025-04-24 17:06:06,990 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2025-04-24 17:06:06,990 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:06,990 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2025-04-24 17:06:06,990 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:06,990 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:06:06,990 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:06:06,990 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:06:06,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1498901947, now seen corresponding path program 7 times [2025-04-24 17:06:06,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:06:06,990 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697151214] [2025-04-24 17:06:06,990 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-24 17:06:06,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:06:07,004 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 105 statements into 1 equivalence classes. [2025-04-24 17:06:07,013 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 105 of 105 statements. [2025-04-24 17:06:07,014 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:06:07,014 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:07,424 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 133 proven. 79 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2025-04-24 17:06:07,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:06:07,424 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697151214] [2025-04-24 17:06:07,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697151214] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:06:07,424 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353021613] [2025-04-24 17:06:07,424 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-24 17:06:07,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:07,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:06:07,426 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:06:07,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2025-04-24 17:06:07,583 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 105 statements into 1 equivalence classes. [2025-04-24 17:06:07,631 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 105 of 105 statements. [2025-04-24 17:06:07,631 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:06:07,631 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:07,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-04-24 17:06:07,635 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:06:08,290 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 176 proven. 36 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2025-04-24 17:06:08,290 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:06:08,797 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 176 proven. 36 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2025-04-24 17:06:08,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353021613] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:06:08,797 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:06:08,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 49 [2025-04-24 17:06:08,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694428566] [2025-04-24 17:06:08,797 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:06:08,798 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2025-04-24 17:06:08,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:06:08,798 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2025-04-24 17:06:08,798 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=566, Invalid=1786, Unknown=0, NotChecked=0, Total=2352 [2025-04-24 17:06:08,798 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:08,798 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:06:08,799 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 3.5918367346938775) internal successors, (176), 49 states have internal predecessors, (176), 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) [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:08,799 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:08,800 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:08,800 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:08,800 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:08,800 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:08,800 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:08,800 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:08,800 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:09,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:09,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:09,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:09,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2025-04-24 17:06:09,452 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,42 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:09,453 INFO L403 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:06:09,453 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:06:09,453 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #8 [2025-04-24 17:06:09,453 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:06:09,453 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-24 17:06:09,453 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2025-04-24 17:06:09,453 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2025-04-24 17:06:09,453 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2025-04-24 17:06:09,453 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2025-04-24 17:06:09,453 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 92 [2025-04-24 17:06:09,453 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 96 [2025-04-24 17:06:09,453 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2025-04-24 17:06:09,453 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-04-24 17:06:09,453 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:09,453 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-04-24 17:06:09,453 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:09,453 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:06:09,453 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:06:09,454 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:06:09,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1071173024, now seen corresponding path program 8 times [2025-04-24 17:06:09,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:06:09,454 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115568232] [2025-04-24 17:06:09,454 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:06:09,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:06:09,467 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 106 statements into 2 equivalence classes. [2025-04-24 17:06:09,477 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 106 of 106 statements. [2025-04-24 17:06:09,477 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:06:09,477 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:10,048 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 28 proven. 62 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2025-04-24 17:06:10,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:06:10,049 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115568232] [2025-04-24 17:06:10,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115568232] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:06:10,049 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [50452114] [2025-04-24 17:06:10,049 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:06:10,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:10,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:06:10,051 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:06:10,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2025-04-24 17:06:10,214 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 106 statements into 2 equivalence classes. [2025-04-24 17:06:10,267 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 106 of 106 statements. [2025-04-24 17:06:10,268 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:06:10,268 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:10,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 34 conjuncts are in the unsatisfiable core [2025-04-24 17:06:10,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:06:11,581 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 72 proven. 194 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2025-04-24 17:06:11,581 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:06:13,036 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 90 proven. 176 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2025-04-24 17:06:13,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [50452114] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:06:13,036 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:06:13,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 30, 30] total 78 [2025-04-24 17:06:13,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536983692] [2025-04-24 17:06:13,037 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:06:13,037 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2025-04-24 17:06:13,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:06:13,038 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2025-04-24 17:06:13,038 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=944, Invalid=5218, Unknown=0, NotChecked=0, Total=6162 [2025-04-24 17:06:13,038 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:13,038 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:06:13,038 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 2.9367088607594938) internal successors, (232), 78 states have internal predecessors, (232), 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) [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:13,039 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:15,524 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:15,525 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:15,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:15,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:15,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:15,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:15,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:15,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:15,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:15,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:15,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:15,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:15,529 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:15,537 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2025-04-24 17:06:15,729 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,43 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:15,730 INFO L403 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:06:15,730 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:06:15,730 INFO L139 ounterexampleChecker]: Examining path program with hash -2101049402, occurence #7 [2025-04-24 17:06:15,730 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:06:15,730 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2025-04-24 17:06:15,730 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2025-04-24 17:06:15,730 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 32 [2025-04-24 17:06:15,730 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2025-04-24 17:06:15,730 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2025-04-24 17:06:15,730 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2025-04-24 17:06:15,730 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2025-04-24 17:06:15,730 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2025-04-24 17:06:15,730 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2025-04-24 17:06:15,730 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:15,730 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2025-04-24 17:06:15,730 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:15,730 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:06:15,730 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:06:15,731 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:06:15,731 INFO L85 PathProgramCache]: Analyzing trace with hash 188514376, now seen corresponding path program 12 times [2025-04-24 17:06:15,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:06:15,731 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945135768] [2025-04-24 17:06:15,731 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-24 17:06:15,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:06:15,744 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 107 statements into 9 equivalence classes. [2025-04-24 17:06:15,788 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) and asserted 107 of 107 statements. [2025-04-24 17:06:15,788 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2025-04-24 17:06:15,788 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 28 proven. 62 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2025-04-24 17:06:16,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:06:16,519 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945135768] [2025-04-24 17:06:16,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945135768] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:06:16,519 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [115572565] [2025-04-24 17:06:16,519 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-24 17:06:16,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:16,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:06:16,521 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:06:16,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2025-04-24 17:06:16,690 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 107 statements into 9 equivalence classes. [2025-04-24 17:06:17,789 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) and asserted 107 of 107 statements. [2025-04-24 17:06:17,789 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2025-04-24 17:06:17,789 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:17,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 34 conjuncts are in the unsatisfiable core [2025-04-24 17:06:17,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:06:18,872 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 72 proven. 202 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-04-24 17:06:18,872 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:06:20,171 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 90 proven. 184 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-04-24 17:06:20,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [115572565] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:06:20,171 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:06:20,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 31, 31] total 81 [2025-04-24 17:06:20,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564207424] [2025-04-24 17:06:20,171 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:06:20,172 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2025-04-24 17:06:20,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:06:20,172 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2025-04-24 17:06:20,173 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=970, Invalid=5510, Unknown=0, NotChecked=0, Total=6480 [2025-04-24 17:06:20,173 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:20,173 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:06:20,173 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 2.8641975308641974) internal successors, (232), 81 states have internal predecessors, (232), 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) [2025-04-24 17:06:20,173 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:20,173 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:20,174 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:20,175 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:20,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:20,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:20,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:20,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:20,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:20,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:20,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:20,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:20,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:23,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:23,199 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:23,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2025-04-24 17:06:23,400 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,44 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:23,400 INFO L403 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:06:23,400 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:06:23,400 INFO L139 ounterexampleChecker]: Examining path program with hash -758498362, occurence #7 [2025-04-24 17:06:23,400 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:06:23,400 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:06:23,400 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:23,400 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2025-04-24 17:06:23,400 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:23,400 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-04-24 17:06:23,400 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:23,400 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-04-24 17:06:23,400 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:23,400 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-04-24 17:06:23,401 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:23,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2025-04-24 17:06:23,401 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:23,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2025-04-24 17:06:23,401 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:23,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 95 [2025-04-24 17:06:23,401 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:23,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-04-24 17:06:23,401 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:23,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2025-04-24 17:06:23,401 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:23,401 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2025-04-24 17:06:23,401 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:23,401 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:06:23,401 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:06:23,401 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:06:23,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1980423866, now seen corresponding path program 13 times [2025-04-24 17:06:23,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:06:23,401 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819001839] [2025-04-24 17:06:23,401 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-24 17:06:23,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:06:23,414 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 110 statements into 1 equivalence classes. [2025-04-24 17:06:23,424 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 110 of 110 statements. [2025-04-24 17:06:23,424 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:06:23,424 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:24,291 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 64 proven. 220 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-04-24 17:06:24,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:06:24,291 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819001839] [2025-04-24 17:06:24,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819001839] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:06:24,291 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434320647] [2025-04-24 17:06:24,291 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-24 17:06:24,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:24,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:06:24,293 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:06:24,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2025-04-24 17:06:24,468 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 110 statements into 1 equivalence classes. [2025-04-24 17:06:24,520 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 110 of 110 statements. [2025-04-24 17:06:24,520 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-24 17:06:24,520 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:24,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 764 conjuncts, 35 conjuncts are in the unsatisfiable core [2025-04-24 17:06:24,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:06:25,757 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 81 proven. 203 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-04-24 17:06:25,757 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:06:27,159 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 100 proven. 184 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2025-04-24 17:06:27,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [434320647] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:06:27,159 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:06:27,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31, 31] total 90 [2025-04-24 17:06:27,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006000255] [2025-04-24 17:06:27,159 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:06:27,160 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2025-04-24 17:06:27,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:06:27,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2025-04-24 17:06:27,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1577, Invalid=6613, Unknown=0, NotChecked=0, Total=8190 [2025-04-24 17:06:27,161 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:27,161 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:06:27,161 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 3.0) internal successors, (273), 90 states have internal predecessors, (273), 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) [2025-04-24 17:06:27,161 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:27,161 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:27,161 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:27,161 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:27,161 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:27,161 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:27,161 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:27,161 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:27,161 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:27,162 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:27,163 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:27,163 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:27,163 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:27,163 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:27,163 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:27,163 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:27,163 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:29,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:06:29,120 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:29,121 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:29,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2025-04-24 17:06:29,321 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,45 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:29,321 INFO L403 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:06:29,321 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:06:29,321 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #9 [2025-04-24 17:06:29,321 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:06:29,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:06:29,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:29,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 11 [2025-04-24 17:06:29,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:29,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 22 [2025-04-24 17:06:29,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:29,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2025-04-24 17:06:29,321 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:29,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-04-24 17:06:29,321 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:29,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2025-04-24 17:06:29,321 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:29,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 100 [2025-04-24 17:06:29,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:29,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2025-04-24 17:06:29,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:29,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2025-04-24 17:06:29,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:29,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-04-24 17:06:29,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:29,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-04-24 17:06:29,322 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:29,322 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:06:29,322 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:06:29,322 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:06:29,322 INFO L85 PathProgramCache]: Analyzing trace with hash 351730301, now seen corresponding path program 9 times [2025-04-24 17:06:29,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:06:29,322 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533132349] [2025-04-24 17:06:29,322 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:06:29,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:06:29,336 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 114 statements into 10 equivalence classes. [2025-04-24 17:06:29,362 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 90 of 114 statements. [2025-04-24 17:06:29,363 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-04-24 17:06:29,363 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 36 proven. 74 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2025-04-24 17:06:29,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:06:29,954 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533132349] [2025-04-24 17:06:29,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533132349] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:06:29,954 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2070555292] [2025-04-24 17:06:29,954 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:06:29,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:29,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:06:29,956 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:06:29,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2025-04-24 17:06:30,138 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 114 statements into 10 equivalence classes. [2025-04-24 17:06:31,699 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 90 of 114 statements. [2025-04-24 17:06:31,699 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-04-24 17:06:31,699 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:31,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-04-24 17:06:31,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:06:32,956 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 45 proven. 65 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2025-04-24 17:06:32,956 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:06:34,157 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 55 proven. 55 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2025-04-24 17:06:34,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2070555292] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:06:34,157 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:06:34,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 68 [2025-04-24 17:06:34,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318914804] [2025-04-24 17:06:34,157 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:06:34,158 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2025-04-24 17:06:34,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:06:34,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2025-04-24 17:06:34,159 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=877, Invalid=3815, Unknown=0, NotChecked=0, Total=4692 [2025-04-24 17:06:34,159 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:34,159 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:06:34,159 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 2.1449275362318843) internal successors, (148), 68 states have internal predecessors, (148), 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) [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:34,159 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:34,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:35,610 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:35,610 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:35,610 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:35,610 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:35,610 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:35,610 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:35,610 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:35,610 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:35,610 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:35,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:35,621 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2025-04-24 17:06:35,812 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2025-04-24 17:06:35,812 INFO L403 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:06:35,812 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:06:35,812 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #10 [2025-04-24 17:06:35,812 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:06:35,812 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:06:35,812 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:35,812 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:06:35,812 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:35,812 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:06:35,812 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:35,812 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2025-04-24 17:06:35,812 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:35,812 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2025-04-24 17:06:35,812 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:35,812 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2025-04-24 17:06:35,812 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:35,812 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 101 [2025-04-24 17:06:35,812 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:35,812 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-04-24 17:06:35,812 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:35,813 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-04-24 17:06:35,813 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:35,813 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2025-04-24 17:06:35,813 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:35,813 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2025-04-24 17:06:35,813 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:35,813 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:06:35,813 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:06:35,813 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:06:35,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1416753273, now seen corresponding path program 10 times [2025-04-24 17:06:35,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:06:35,813 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807405236] [2025-04-24 17:06:35,813 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:06:35,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:06:35,827 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 115 statements into 2 equivalence classes. [2025-04-24 17:06:35,837 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 115 of 115 statements. [2025-04-24 17:06:35,838 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-24 17:06:35,838 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:36,647 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 36 proven. 244 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2025-04-24 17:06:36,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:06:36,647 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807405236] [2025-04-24 17:06:36,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807405236] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:06:36,647 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918415840] [2025-04-24 17:06:36,647 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:06:36,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:36,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:06:36,649 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:06:36,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2025-04-24 17:06:36,837 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 115 statements into 2 equivalence classes. [2025-04-24 17:06:36,895 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 115 of 115 statements. [2025-04-24 17:06:36,895 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-24 17:06:36,895 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:36,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-04-24 17:06:36,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:06:37,774 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 225 proven. 45 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2025-04-24 17:06:37,774 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:06:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 225 proven. 45 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2025-04-24 17:06:38,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918415840] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:06:38,702 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:06:38,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 23, 23] total 75 [2025-04-24 17:06:38,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276099012] [2025-04-24 17:06:38,703 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:06:38,703 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2025-04-24 17:06:38,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:06:38,703 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2025-04-24 17:06:38,704 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=728, Invalid=4822, Unknown=0, NotChecked=0, Total=5550 [2025-04-24 17:06:38,704 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:38,704 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:06:38,704 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 3.48) internal successors, (261), 75 states have internal predecessors, (261), 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) [2025-04-24 17:06:38,704 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:38,704 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:38,704 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:38,704 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:38,704 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:38,704 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:38,704 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:38,704 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:38,704 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:38,704 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:38,705 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:38,706 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:38,706 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:38,706 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:38,706 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:06:38,706 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:38,706 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:38,706 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:38,706 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:41,538 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:41,538 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:41,538 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:41,538 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:41,538 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:41,538 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:41,538 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:41,539 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:41,547 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Ended with exit code 0 [2025-04-24 17:06:41,740 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,47 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:41,740 INFO L403 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:06:41,740 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:06:41,740 INFO L139 ounterexampleChecker]: Examining path program with hash -241885364, occurence #3 [2025-04-24 17:06:41,740 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:06:41,740 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:06:41,740 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:41,740 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:06:41,740 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:41,740 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:06:41,740 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:41,740 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2025-04-24 17:06:41,740 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:41,740 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2025-04-24 17:06:41,740 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:41,740 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 43 [2025-04-24 17:06:41,740 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:41,740 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2025-04-24 17:06:41,740 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:41,740 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 108 [2025-04-24 17:06:41,740 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:41,740 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 111 [2025-04-24 17:06:41,740 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:41,741 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2025-04-24 17:06:41,741 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:41,741 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2025-04-24 17:06:41,741 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:41,741 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:06:41,741 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:06:41,741 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:06:41,741 INFO L85 PathProgramCache]: Analyzing trace with hash 527538389, now seen corresponding path program 3 times [2025-04-24 17:06:41,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:06:41,742 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73903967] [2025-04-24 17:06:41,742 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:06:41,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:06:41,756 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 118 statements into 10 equivalence classes. [2025-04-24 17:06:41,792 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 93 of 118 statements. [2025-04-24 17:06:41,792 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-04-24 17:06:41,792 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:42,583 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 36 proven. 74 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2025-04-24 17:06:42,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:06:42,583 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73903967] [2025-04-24 17:06:42,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73903967] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:06:42,583 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [525194429] [2025-04-24 17:06:42,583 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:06:42,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:42,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:06:42,586 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:06:42,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2025-04-24 17:06:42,781 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 118 statements into 10 equivalence classes. [2025-04-24 17:06:44,770 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 93 of 118 statements. [2025-04-24 17:06:44,771 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-04-24 17:06:44,771 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:44,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 35 conjuncts are in the unsatisfiable core [2025-04-24 17:06:44,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:06:46,270 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 45 proven. 65 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2025-04-24 17:06:46,270 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:06:48,260 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 55 proven. 55 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2025-04-24 17:06:48,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [525194429] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:06:48,260 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:06:48,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 29, 29] total 84 [2025-04-24 17:06:48,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800413713] [2025-04-24 17:06:48,260 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:06:48,261 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2025-04-24 17:06:48,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:06:48,261 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2025-04-24 17:06:48,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1191, Invalid=5781, Unknown=0, NotChecked=0, Total=6972 [2025-04-24 17:06:48,262 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:48,262 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:06:48,262 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 2.119047619047619) internal successors, (178), 84 states have internal predecessors, (178), 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) [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:48,262 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:48,263 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:49,955 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:49,956 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:06:49,967 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Ended with exit code 0 [2025-04-24 17:06:50,156 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57,48 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:50,157 INFO L403 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:06:50,157 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:06:50,157 INFO L139 ounterexampleChecker]: Examining path program with hash -241885364, occurence #4 [2025-04-24 17:06:50,157 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:06:50,157 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:06:50,157 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 23 [2025-04-24 17:06:50,157 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2025-04-24 17:06:50,157 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2025-04-24 17:06:50,157 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 44 [2025-04-24 17:06:50,157 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2025-04-24 17:06:50,157 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-04-24 17:06:50,157 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2025-04-24 17:06:50,157 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-04-24 17:06:50,157 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:50,157 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-04-24 17:06:50,157 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:50,157 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:06:50,157 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:06:50,158 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:06:50,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1307350002, now seen corresponding path program 4 times [2025-04-24 17:06:50,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:06:50,158 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980328604] [2025-04-24 17:06:50,158 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:06:50,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:06:50,172 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 119 statements into 2 equivalence classes. [2025-04-24 17:06:50,184 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 119 of 119 statements. [2025-04-24 17:06:50,184 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-24 17:06:50,184 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:50,773 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 225 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2025-04-24 17:06:50,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:06:50,774 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980328604] [2025-04-24 17:06:50,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980328604] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:06:50,774 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [440225128] [2025-04-24 17:06:50,774 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-24 17:06:50,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:50,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:06:50,775 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:06:50,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2025-04-24 17:06:50,979 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 119 statements into 2 equivalence classes. [2025-04-24 17:06:51,037 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 119 of 119 statements. [2025-04-24 17:06:51,037 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-24 17:06:51,037 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:51,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-04-24 17:06:51,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:06:51,818 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 225 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2025-04-24 17:06:51,818 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:06:52,429 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 225 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2025-04-24 17:06:52,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [440225128] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:06:52,429 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:06:52,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 58 [2025-04-24 17:06:52,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712637283] [2025-04-24 17:06:52,430 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:06:52,430 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2025-04-24 17:06:52,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:06:52,430 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2025-04-24 17:06:52,431 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=805, Invalid=2501, Unknown=0, NotChecked=0, Total=3306 [2025-04-24 17:06:52,431 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:52,431 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:06:52,431 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 3.3275862068965516) internal successors, (193), 58 states have internal predecessors, (193), 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) [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:52,431 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:06:52,432 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:06:53,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:06:53,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:06:53,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-04-24 17:06:53,127 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Ended with exit code 0 [2025-04-24 17:06:53,319 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2025-04-24 17:06:53,319 INFO L403 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:06:53,319 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:06:53,319 INFO L139 ounterexampleChecker]: Examining path program with hash -241885364, occurence #5 [2025-04-24 17:06:53,319 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:06:53,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:06:53,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:53,319 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:06:53,319 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:53,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2025-04-24 17:06:53,320 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:53,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-04-24 17:06:53,320 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:53,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2025-04-24 17:06:53,320 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:53,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2025-04-24 17:06:53,320 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:53,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2025-04-24 17:06:53,320 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:53,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 110 [2025-04-24 17:06:53,320 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:53,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-04-24 17:06:53,320 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:53,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2025-04-24 17:06:53,320 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:06:53,320 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2025-04-24 17:06:53,320 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:06:53,320 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:06:53,320 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:06:53,320 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:06:53,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1757126145, now seen corresponding path program 5 times [2025-04-24 17:06:53,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:06:53,320 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717719094] [2025-04-24 17:06:53,320 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-24 17:06:53,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:06:53,336 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 120 statements into 10 equivalence classes. [2025-04-24 17:06:53,373 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) and asserted 120 of 120 statements. [2025-04-24 17:06:53,373 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2025-04-24 17:06:53,373 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:06:54,428 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 110 proven. 247 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-04-24 17:06:54,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:06:54,428 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717719094] [2025-04-24 17:06:54,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717719094] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:06:54,428 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [602394111] [2025-04-24 17:06:54,428 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-24 17:06:54,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:06:54,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:06:54,430 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:06:54,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2025-04-24 17:06:54,642 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 120 statements into 10 equivalence classes. [2025-04-24 17:09:25,753 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) and asserted 120 of 120 statements. [2025-04-24 17:09:25,753 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2025-04-24 17:09:25,753 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:09:25,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 39 conjuncts are in the unsatisfiable core [2025-04-24 17:09:25,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:09:27,510 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 110 proven. 247 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-04-24 17:09:27,510 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:09:28,858 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 132 proven. 225 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-04-24 17:09:28,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [602394111] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:09:28,858 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:09:28,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 35] total 92 [2025-04-24 17:09:28,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254831448] [2025-04-24 17:09:28,858 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:09:28,859 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 93 states [2025-04-24 17:09:28,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:09:28,859 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2025-04-24 17:09:28,860 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1797, Invalid=6759, Unknown=0, NotChecked=0, Total=8556 [2025-04-24 17:09:28,860 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:09:28,860 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:09:28,860 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 93 states, 93 states have (on average 2.6236559139784945) internal successors, (244), 92 states have internal predecessors, (244), 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) [2025-04-24 17:09:28,860 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:28,860 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:28,860 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:28,860 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:28,860 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:28,860 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:28,860 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-04-24 17:09:28,861 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:09:30,677 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:30,677 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:30,678 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:30,679 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:09:30,679 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-04-24 17:09:30,679 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2025-04-24 17:09:30,718 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Ended with exit code 0 [2025-04-24 17:09:30,879 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2025-04-24 17:09:30,879 INFO L403 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:09:30,879 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:09:30,879 INFO L139 ounterexampleChecker]: Examining path program with hash -2101049402, occurence #8 [2025-04-24 17:09:30,879 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:09:30,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:09:30,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:30,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:09:30,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:30,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2025-04-24 17:09:30,879 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:30,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 37 [2025-04-24 17:09:30,879 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:30,879 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 41 [2025-04-24 17:09:30,879 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:30,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2025-04-24 17:09:30,880 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:30,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2025-04-24 17:09:30,880 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:30,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-04-24 17:09:30,880 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:30,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2025-04-24 17:09:30,880 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:30,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2025-04-24 17:09:30,880 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:30,880 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-04-24 17:09:30,880 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:30,880 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:09:30,880 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:09:30,880 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:09:30,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1547296620, now seen corresponding path program 14 times [2025-04-24 17:09:30,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:09:30,880 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927935819] [2025-04-24 17:09:30,880 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:09:30,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:09:30,897 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 118 statements into 2 equivalence classes. [2025-04-24 17:09:30,910 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 118 of 118 statements. [2025-04-24 17:09:30,910 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:09:30,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:09:31,691 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 45 proven. 87 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2025-04-24 17:09:31,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:09:31,692 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927935819] [2025-04-24 17:09:31,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927935819] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:09:31,692 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048621025] [2025-04-24 17:09:31,692 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-24 17:09:31,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:09:31,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:09:31,693 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:09:31,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2025-04-24 17:09:31,919 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 118 statements into 2 equivalence classes. [2025-04-24 17:09:31,979 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 118 of 118 statements. [2025-04-24 17:09:31,979 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-24 17:09:31,979 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:09:31,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 39 conjuncts are in the unsatisfiable core [2025-04-24 17:09:31,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:09:33,605 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 110 proven. 256 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-04-24 17:09:33,605 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:09:35,569 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 132 proven. 234 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-04-24 17:09:35,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048621025] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:09:35,569 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:09:35,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 36, 36] total 97 [2025-04-24 17:09:35,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276665119] [2025-04-24 17:09:35,569 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:09:35,569 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2025-04-24 17:09:35,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:09:35,570 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2025-04-24 17:09:35,571 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1420, Invalid=7892, Unknown=0, NotChecked=0, Total=9312 [2025-04-24 17:09:35,571 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:09:35,571 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:09:35,571 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 2.711340206185567) internal successors, (263), 97 states have internal predecessors, (263), 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) [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:09:35,571 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:09:35,572 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2025-04-24 17:09:35,573 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2025-04-24 17:09:39,760 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:39,761 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:39,761 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:39,761 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:39,761 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:09:39,761 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-04-24 17:09:39,761 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2025-04-24 17:09:39,761 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2025-04-24 17:09:39,769 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2025-04-24 17:09:39,962 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,51 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:09:39,962 INFO L403 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:09:39,962 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:09:39,962 INFO L139 ounterexampleChecker]: Examining path program with hash -241885364, occurence #6 [2025-04-24 17:09:39,962 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:09:39,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:09:39,962 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:39,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:09:39,962 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:39,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2025-04-24 17:09:39,962 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:39,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2025-04-24 17:09:39,962 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:39,962 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2025-04-24 17:09:39,963 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:39,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2025-04-24 17:09:39,963 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:39,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2025-04-24 17:09:39,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:39,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2025-04-24 17:09:39,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:39,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2025-04-24 17:09:39,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:39,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2025-04-24 17:09:39,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:39,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-04-24 17:09:39,963 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:39,963 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2025-04-24 17:09:39,963 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:39,963 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:09:39,963 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:09:39,963 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:09:39,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1275459639, now seen corresponding path program 15 times [2025-04-24 17:09:39,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:09:39,963 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340214460] [2025-04-24 17:09:39,963 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:09:39,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:09:39,979 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 123 statements into 10 equivalence classes. [2025-04-24 17:09:40,099 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) and asserted 123 of 123 statements. [2025-04-24 17:09:40,099 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2025-04-24 17:09:40,099 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:09:40,948 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 45 proven. 255 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-04-24 17:09:40,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:09:40,949 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340214460] [2025-04-24 17:09:40,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340214460] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:09:40,949 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909649307] [2025-04-24 17:09:40,949 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-24 17:09:40,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:09:40,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:09:40,950 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:09:40,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2025-04-24 17:09:41,178 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 123 statements into 10 equivalence classes. [2025-04-24 17:09:46,756 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) and asserted 123 of 123 statements. [2025-04-24 17:09:46,756 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2025-04-24 17:09:46,756 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:09:46,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 80 conjuncts are in the unsatisfiable core [2025-04-24 17:09:46,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-24 17:09:48,738 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 55 proven. 386 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-04-24 17:09:48,738 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-24 17:09:50,639 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 132 proven. 234 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2025-04-24 17:09:50,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909649307] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-24 17:09:50,639 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-24 17:09:50,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 46, 35] total 105 [2025-04-24 17:09:50,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540510332] [2025-04-24 17:09:50,639 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-24 17:09:50,639 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 106 states [2025-04-24 17:09:50,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-24 17:09:50,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 106 interpolants. [2025-04-24 17:09:50,641 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1658, Invalid=9472, Unknown=0, NotChecked=0, Total=11130 [2025-04-24 17:09:50,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:09:50,641 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-24 17:09:50,641 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 106 states, 106 states have (on average 3.047169811320755) internal successors, (323), 105 states have internal predecessors, (323), 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) [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:50,641 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2025-04-24 17:09:50,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-04-24 17:09:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2025-04-24 17:09:54,146 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2025-04-24 17:09:54,146 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-04-24 17:09:54,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2025-04-24 17:09:54,346 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,52 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:09:54,346 INFO L403 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2025-04-24 17:09:54,346 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-24 17:09:54,346 INFO L139 ounterexampleChecker]: Examining path program with hash 1111580661, occurence #11 [2025-04-24 17:09:54,346 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-24 17:09:54,346 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 0 [2025-04-24 17:09:54,346 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:54,346 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2025-04-24 17:09:54,346 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:54,346 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2025-04-24 17:09:54,346 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:54,347 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2025-04-24 17:09:54,347 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:54,347 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2025-04-24 17:09:54,347 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:54,347 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2025-04-24 17:09:54,347 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:54,347 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 117 [2025-04-24 17:09:54,347 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:54,347 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 121 [2025-04-24 17:09:54,347 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:54,347 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 125 [2025-04-24 17:09:54,347 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:54,347 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 126 [2025-04-24 17:09:54,347 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-24 17:09:54,347 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 128 [2025-04-24 17:09:54,347 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-24 17:09:54,347 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-24 17:09:54,347 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-24 17:09:54,347 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-24 17:09:54,347 INFO L85 PathProgramCache]: Analyzing trace with hash 994694515, now seen corresponding path program 11 times [2025-04-24 17:09:54,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-24 17:09:54,347 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491200639] [2025-04-24 17:09:54,347 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-24 17:09:54,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-24 17:09:54,364 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 131 statements into 12 equivalence classes. [2025-04-24 17:09:54,403 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) and asserted 131 of 131 statements. [2025-04-24 17:09:54,403 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2025-04-24 17:09:54,403 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-24 17:09:54,928 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 341 proven. 66 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2025-04-24 17:09:54,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-24 17:09:54,929 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491200639] [2025-04-24 17:09:54,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491200639] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-24 17:09:54,929 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125700425] [2025-04-24 17:09:54,929 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-24 17:09:54,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-24 17:09:54,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-24 17:09:54,930 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-24 17:09:54,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2025-04-24 17:09:55,159 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 131 statements into 12 equivalence classes.