./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/fib_safe-5.i --full-output --traceabstraction.use.conditional.por.in.concurrent.analysis false --traceabstraction.commutativity.condition.synthesis NONE --traceabstraction.partial.order.reduction.in.concurrent.analysis PERSISTENT_SETS --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6f232940 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/pthread/fib_safe-5.i -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 74a086edb560572752b8cbc391425d974c2cbbd7d3553767e0707a5dc02a4897 --traceabstraction.use.conditional.por.in.concurrent.analysis false --traceabstraction.commutativity.condition.synthesis NONE --traceabstraction.partial.order.reduction.in.concurrent.analysis PERSISTENT_SETS --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6f23294-m [2025-03-19 23:19:30,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-19 23:19:30,757 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2025-03-19 23:19:30,761 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-19 23:19:30,762 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-19 23:19:30,774 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-19 23:19:30,775 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-19 23:19:30,775 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-19 23:19:30,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-19 23:19:30,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-19 23:19:30,775 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-19 23:19:30,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-19 23:19:30,775 INFO L153 SettingsManager]: * Use SBE=true [2025-03-19 23:19:30,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-19 23:19:30,776 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-19 23:19:30,777 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-19 23:19:30,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-19 23:19:30,777 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-19 23:19:30,777 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-19 23:19:30,777 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-19 23:19:30,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-19 23:19:30,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-19 23:19:30,777 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-19 23:19:30,777 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-19 23:19:30,777 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-03-19 23:19:30,777 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-19 23:19:30,778 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-19 23:19:30,778 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-03-19 23:19:30,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-19 23:19:30,778 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-03-19 23:19:30,778 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-03-19 23:19:30,778 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-03-19 23:19:30,778 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 -> 74a086edb560572752b8cbc391425d974c2cbbd7d3553767e0707a5dc02a4897 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use conditional POR in concurrent analysis -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NONE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Partial Order Reduction in concurrent analysis -> PERSISTENT_SETS [2025-03-19 23:19:31,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-19 23:19:31,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-19 23:19:31,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-19 23:19:31,014 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-19 23:19:31,015 INFO L274 PluginConnector]: CDTParser initialized [2025-03-19 23:19:31,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/pthread/fib_safe-5.i [2025-03-19 23:19:32,330 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/29e421fd5/117274e8a5f34ea18eb8470fd8efe60f/FLAGf8cd90845 [2025-03-19 23:19:32,552 INFO L389 CDTParser]: Found 1 translation units. [2025-03-19 23:19:32,555 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_safe-5.i [2025-03-19 23:19:32,566 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/29e421fd5/117274e8a5f34ea18eb8470fd8efe60f/FLAGf8cd90845 [2025-03-19 23:19:33,481 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/29e421fd5/117274e8a5f34ea18eb8470fd8efe60f [2025-03-19 23:19:33,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-19 23:19:33,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-19 23:19:33,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-19 23:19:33,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-19 23:19:33,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-19 23:19:33,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23397a33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33, skipping insertion in model container [2025-03-19 23:19:33,488 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,516 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-19 23:19:33,772 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_safe-5.i[30241,30254] [2025-03-19 23:19:33,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-19 23:19:33,807 INFO L200 MainTranslator]: Completed pre-run [2025-03-19 23:19:33,859 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_safe-5.i[30241,30254] [2025-03-19 23:19:33,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-19 23:19:33,896 INFO L204 MainTranslator]: Completed translation [2025-03-19 23:19:33,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33 WrapperNode [2025-03-19 23:19:33,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-19 23:19:33,898 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-19 23:19:33,898 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-19 23:19:33,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-19 23:19:33,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,910 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,926 INFO L138 Inliner]: procedures = 164, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2025-03-19 23:19:33,927 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-19 23:19:33,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-19 23:19:33,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-19 23:19:33,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-19 23:19:33,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,939 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,943 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,944 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-19 23:19:33,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-19 23:19:33,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-19 23:19:33,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-19 23:19:33,950 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (1/1) ... [2025-03-19 23:19:33,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-19 23:19:33,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:19:33,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2025-03-19 23:19:33,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2025-03-19 23:19:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2025-03-19 23:19:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2025-03-19 23:19:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2025-03-19 23:19:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2025-03-19 23:19:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-19 23:19:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-19 23:19:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-19 23:19:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-19 23:19:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-19 23:19:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-19 23:19:33,994 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-19 23:19:34,093 INFO L234 CfgBuilder]: Building ICFG [2025-03-19 23:19:34,095 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-19 23:19:34,202 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-19 23:19:34,202 INFO L283 CfgBuilder]: Performing block encoding [2025-03-19 23:19:34,288 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-19 23:19:34,288 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-19 23:19:34,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.03 11:19:34 BoogieIcfgContainer [2025-03-19 23:19:34,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-19 23:19:34,290 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-19 23:19:34,290 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-19 23:19:34,294 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-19 23:19:34,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.03 11:19:33" (1/3) ... [2025-03-19 23:19:34,294 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d4559e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.03 11:19:34, skipping insertion in model container [2025-03-19 23:19:34,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 11:19:33" (2/3) ... [2025-03-19 23:19:34,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d4559e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.03 11:19:34, skipping insertion in model container [2025-03-19 23:19:34,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.03 11:19:34" (3/3) ... [2025-03-19 23:19:34,298 INFO L128 eAbstractionObserver]: Analyzing ICFG fib_safe-5.i [2025-03-19 23:19:34,307 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-19 23:19:34,309 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG fib_safe-5.i that has 3 procedures, 26 locations, 27 edges, 1 initial locations, 3 loop locations, and 1 error locations. [2025-03-19 23:19:34,309 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-19 23:19:34,341 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-19 23:19:34,376 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-19 23:19:34,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-03-19 23:19:34,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:19:34,380 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) [2025-03-19 23:19:34,382 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 [2025-03-19 23:19:34,433 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-03-19 23:19:34,439 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-03-19 23:19:34,444 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;@608dbb1d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-19 23:19:34,444 INFO L341 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-19 23:19:34,650 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:19:34,653 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:19:34,653 INFO L85 PathProgramCache]: Analyzing trace with hash -2069511741, now seen corresponding path program 1 times [2025-03-19 23:19:34,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:19:34,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158397731] [2025-03-19 23:19:34,659 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-19 23:19:34,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:19:34,716 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-03-19 23:19:34,736 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-03-19 23:19:34,737 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:19:34,737 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:34,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:34,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:19:34,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158397731] [2025-03-19 23:19:34,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158397731] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-19 23:19:34,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-19 23:19:34,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-19 23:19:34,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823186688] [2025-03-19 23:19:34,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-19 23:19:34,842 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-19 23:19:34,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:19:34,853 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-19 23:19:34,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-19 23:19:34,854 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:34,855 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:19:34,857 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2025-03-19 23:19:34,857 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:34,879 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:34,880 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-19 23:19:34,880 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:19:34,880 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:19:34,880 INFO L85 PathProgramCache]: Analyzing trace with hash -2099572992, now seen corresponding path program 1 times [2025-03-19 23:19:34,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:19:34,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236958195] [2025-03-19 23:19:34,881 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-19 23:19:34,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:19:34,893 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-03-19 23:19:34,906 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-03-19 23:19:34,906 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:19:34,907 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:34,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:19:34,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236958195] [2025-03-19 23:19:34,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236958195] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:19:34,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1765468121] [2025-03-19 23:19:34,971 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-19 23:19:34,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:34,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:19:34,998 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) [2025-03-19 23:19:35,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-19 23:19:35,047 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-03-19 23:19:35,067 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-03-19 23:19:35,067 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:19:35,067 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:35,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-19 23:19:35,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:19:35,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:35,089 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:19:35,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:35,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1765468121] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:19:35,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:19:35,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-03-19 23:19:35,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077573583] [2025-03-19 23:19:35,108 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:19:35,108 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-19 23:19:35,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:19:35,108 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-19 23:19:35,108 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-19 23:19:35,108 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:35,109 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:19:35,109 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-19 23:19:35,109 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:35,109 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:35,162 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:35,163 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:35,170 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-19 23:19:35,363 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-19 23:19:35,364 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:19:35,364 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:19:35,364 INFO L85 PathProgramCache]: Analyzing trace with hash 237873411, now seen corresponding path program 2 times [2025-03-19 23:19:35,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:19:35,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086609049] [2025-03-19 23:19:35,364 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:19:35,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:19:35,372 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 19 statements into 2 equivalence classes. [2025-03-19 23:19:35,392 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 19 of 19 statements. [2025-03-19 23:19:35,393 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:19:35,393 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:35,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:19:35,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086609049] [2025-03-19 23:19:35,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086609049] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:19:35,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762236874] [2025-03-19 23:19:35,489 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:19:35,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:35,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:19:35,493 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) [2025-03-19 23:19:35,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-19 23:19:35,536 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 19 statements into 2 equivalence classes. [2025-03-19 23:19:35,558 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 19 of 19 statements. [2025-03-19 23:19:35,558 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:19:35,558 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:35,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-19 23:19:35,560 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:19:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:35,580 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:19:35,639 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:35,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [762236874] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:19:35,640 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:19:35,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2025-03-19 23:19:35,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412352773] [2025-03-19 23:19:35,640 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:19:35,640 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-03-19 23:19:35,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:19:35,641 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-03-19 23:19:35,641 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2025-03-19 23:19:35,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:35,641 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:19:35,642 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 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) [2025-03-19 23:19:35,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:35,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:35,642 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:35,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:35,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:35,703 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:35,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-19 23:19:35,903 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:35,903 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:19:35,904 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:19:35,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1815611421, now seen corresponding path program 3 times [2025-03-19 23:19:35,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:19:35,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916555998] [2025-03-19 23:19:35,904 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:19:35,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:19:35,911 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 25 statements into 6 equivalence classes. [2025-03-19 23:19:35,947 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 25 of 25 statements. [2025-03-19 23:19:35,947 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-03-19 23:19:35,947 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:36,110 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:36,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:19:36,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916555998] [2025-03-19 23:19:36,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916555998] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:19:36,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2016824109] [2025-03-19 23:19:36,111 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:19:36,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:36,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:19:36,114 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) [2025-03-19 23:19:36,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-19 23:19:36,157 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 25 statements into 6 equivalence classes. [2025-03-19 23:19:36,179 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 25 of 25 statements. [2025-03-19 23:19:36,179 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-03-19 23:19:36,179 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:36,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-03-19 23:19:36,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:19:36,223 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:36,224 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:19:36,321 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:36,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2016824109] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:19:36,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:19:36,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 15 [2025-03-19 23:19:36,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34400781] [2025-03-19 23:19:36,323 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:19:36,323 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-03-19 23:19:36,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:19:36,323 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-03-19 23:19:36,324 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2025-03-19 23:19:36,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:36,324 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:19:36,324 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-19 23:19:36,324 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:36,324 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:36,324 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:36,324 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:36,393 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:36,393 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:36,393 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:36,394 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:36,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-19 23:19:36,594 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:36,594 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:19:36,594 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:19:36,595 INFO L85 PathProgramCache]: Analyzing trace with hash 448567171, now seen corresponding path program 4 times [2025-03-19 23:19:36,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:19:36,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996031507] [2025-03-19 23:19:36,595 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:19:36,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:19:36,600 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 27 statements into 2 equivalence classes. [2025-03-19 23:19:36,617 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 27 of 27 statements. [2025-03-19 23:19:36,619 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-19 23:19:36,620 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:37,308 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:37,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:19:37,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996031507] [2025-03-19 23:19:37,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996031507] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:19:37,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [735713561] [2025-03-19 23:19:37,308 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:19:37,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:37,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:19:37,311 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) [2025-03-19 23:19:37,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-19 23:19:37,347 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 27 statements into 2 equivalence classes. [2025-03-19 23:19:37,368 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 27 of 27 statements. [2025-03-19 23:19:37,368 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-19 23:19:37,368 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:37,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 47 conjuncts are in the unsatisfiable core [2025-03-19 23:19:37,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:19:38,041 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 55 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:38,041 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:19:38,810 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:38,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [735713561] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:19:38,811 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:19:38,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 55 [2025-03-19 23:19:38,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854868959] [2025-03-19 23:19:38,811 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:19:38,811 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2025-03-19 23:19:38,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:19:38,812 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2025-03-19 23:19:38,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=385, Invalid=2695, Unknown=0, NotChecked=0, Total=3080 [2025-03-19 23:19:38,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:38,814 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:19:38,814 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 55 states have internal predecessors, (79), 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) [2025-03-19 23:19:38,814 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:38,814 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:38,814 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:38,814 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:38,814 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:40,889 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:40,889 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:40,889 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:40,889 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:40,889 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-03-19 23:19:40,895 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-03-19 23:19:41,090 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:41,090 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:19:41,090 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:19:41,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1767241672, now seen corresponding path program 1 times [2025-03-19 23:19:41,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:19:41,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136616743] [2025-03-19 23:19:41,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-19 23:19:41,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:19:41,095 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-03-19 23:19:41,103 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-03-19 23:19:41,104 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:19:41,104 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:41,665 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:41,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:19:41,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136616743] [2025-03-19 23:19:41,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136616743] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:19:41,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959873058] [2025-03-19 23:19:41,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-19 23:19:41,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:41,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:19:41,668 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) [2025-03-19 23:19:41,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-03-19 23:19:41,699 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-03-19 23:19:41,715 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-03-19 23:19:41,716 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:19:41,716 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:41,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 49 conjuncts are in the unsatisfiable core [2025-03-19 23:19:41,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:19:42,265 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 55 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:42,265 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:19:42,877 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:42,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [959873058] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:19:42,877 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:19:42,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 60 [2025-03-19 23:19:42,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594014737] [2025-03-19 23:19:42,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:19:42,878 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2025-03-19 23:19:42,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:19:42,878 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2025-03-19 23:19:42,880 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=418, Invalid=3242, Unknown=0, NotChecked=0, Total=3660 [2025-03-19 23:19:42,880 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:42,880 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:19:42,880 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 1.5737704918032787) internal successors, (96), 60 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) [2025-03-19 23:19:42,880 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:42,880 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:42,880 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:42,880 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:42,880 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-03-19 23:19:42,880 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:45,338 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:45,338 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:45,338 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:45,338 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:45,338 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2025-03-19 23:19:45,339 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:19:45,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-03-19 23:19:45,539 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:45,540 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:19:45,540 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:19:45,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1154191921, now seen corresponding path program 2 times [2025-03-19 23:19:45,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:19:45,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983016468] [2025-03-19 23:19:45,540 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:19:45,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:19:45,545 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 41 statements into 2 equivalence classes. [2025-03-19 23:19:45,557 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 41 of 41 statements. [2025-03-19 23:19:45,557 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:19:45,557 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:46,192 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:46,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:19:46,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983016468] [2025-03-19 23:19:46,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983016468] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:19:46,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809712102] [2025-03-19 23:19:46,192 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:19:46,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:46,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:19:46,194 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) [2025-03-19 23:19:46,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-03-19 23:19:46,228 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 41 statements into 2 equivalence classes. [2025-03-19 23:19:46,245 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 41 of 41 statements. [2025-03-19 23:19:46,246 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:19:46,246 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:46,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 52 conjuncts are in the unsatisfiable core [2025-03-19 23:19:46,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:19:46,836 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 55 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:46,836 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:19:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:47,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809712102] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:19:47,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:19:47,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 70 [2025-03-19 23:19:47,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255015186] [2025-03-19 23:19:47,624 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:19:47,625 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2025-03-19 23:19:47,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:19:47,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2025-03-19 23:19:47,626 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=4490, Unknown=0, NotChecked=0, Total=4970 [2025-03-19 23:19:47,626 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:47,627 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:19:47,627 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 1.704225352112676) internal successors, (121), 70 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) [2025-03-19 23:19:47,627 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:47,627 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:47,627 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:47,627 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:47,627 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2025-03-19 23:19:47,627 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:19:47,627 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:51,616 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:51,617 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:51,617 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:51,617 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:51,617 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:19:51,617 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:19:51,617 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2025-03-19 23:19:51,623 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-03-19 23:19:51,817 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2025-03-19 23:19:51,818 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:19:51,818 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:19:51,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1975208796, now seen corresponding path program 3 times [2025-03-19 23:19:51,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:19:51,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128029525] [2025-03-19 23:19:51,818 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:19:51,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:19:51,823 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:19:51,846 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:19:51,847 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:19:51,848 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:52,679 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 143 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:52,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:19:52,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128029525] [2025-03-19 23:19:52,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128029525] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:19:52,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [173401775] [2025-03-19 23:19:52,680 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:19:52,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:52,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:19:52,684 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) [2025-03-19 23:19:52,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-03-19 23:19:52,719 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:19:52,743 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:19:52,743 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:19:52,743 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:52,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:19:52,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:19:53,630 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 55 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:53,630 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:19:54,775 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 143 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:19:54,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [173401775] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:19:54,775 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:19:54,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:19:54,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058547612] [2025-03-19 23:19:54,776 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:19:54,776 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:19:54,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:19:54,777 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:19:54,778 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=566, Invalid=6744, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:19:54,778 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:54,778 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:19:54,778 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:19:54,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:54,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:54,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:54,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:54,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:19:54,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:19:54,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2025-03-19 23:19:54,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:58,555 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:58,555 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:58,555 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:58,555 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:58,555 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:19:58,555 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:19:58,555 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2025-03-19 23:19:58,557 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:19:58,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-03-19 23:19:58,758 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:58,758 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:19:58,758 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:19:58,758 INFO L85 PathProgramCache]: Analyzing trace with hash -35135202, now seen corresponding path program 4 times [2025-03-19 23:19:58,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:19:58,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650557083] [2025-03-19 23:19:58,759 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:19:58,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:19:58,763 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 59 statements into 2 equivalence classes. [2025-03-19 23:19:58,765 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 44 of 59 statements. [2025-03-19 23:19:58,765 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-03-19 23:19:58,765 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:58,813 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2025-03-19 23:19:58,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:19:58,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650557083] [2025-03-19 23:19:58,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650557083] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-19 23:19:58,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-19 23:19:58,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-03-19 23:19:58,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100188932] [2025-03-19 23:19:58,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-19 23:19:58,815 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-19 23:19:58,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:19:58,815 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-19 23:19:58,815 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2025-03-19 23:19:58,815 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:58,815 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:19:58,816 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 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) [2025-03-19 23:19:58,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:58,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:58,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:58,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:58,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:19:58,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:19:58,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2025-03-19 23:19:58,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:19:58,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:58,923 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:58,924 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:58,924 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:58,924 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:58,924 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:19:58,924 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:19:58,924 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2025-03-19 23:19:58,925 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:19:58,925 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:19:58,925 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-19 23:19:58,925 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:19:58,925 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:19:58,925 INFO L85 PathProgramCache]: Analyzing trace with hash -104244555, now seen corresponding path program 1 times [2025-03-19 23:19:58,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:19:58,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897925058] [2025-03-19 23:19:58,926 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-19 23:19:58,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:19:58,931 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 60 statements into 1 equivalence classes. [2025-03-19 23:19:58,941 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 60 of 60 statements. [2025-03-19 23:19:58,941 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:19:58,941 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:59,002 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 40 proven. 25 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2025-03-19 23:19:59,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:19:59,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897925058] [2025-03-19 23:19:59,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897925058] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:19:59,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1328973870] [2025-03-19 23:19:59,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-19 23:19:59,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:19:59,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:19:59,006 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) [2025-03-19 23:19:59,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-03-19 23:19:59,049 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 60 statements into 1 equivalence classes. [2025-03-19 23:19:59,072 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 60 of 60 statements. [2025-03-19 23:19:59,072 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:19:59,072 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:19:59,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-19 23:19:59,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:19:59,106 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2025-03-19 23:19:59,106 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-19 23:19:59,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1328973870] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-19 23:19:59,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-19 23:19:59,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2025-03-19 23:19:59,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704321347] [2025-03-19 23:19:59,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-19 23:19:59,107 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-19 23:19:59,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:19:59,107 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-19 23:19:59,107 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2025-03-19 23:19:59,107 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:19:59,107 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:19:59,107 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 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) [2025-03-19 23:19:59,107 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:19:59,107 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:19:59,107 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:19:59,107 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:19:59,107 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:19:59,107 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:19:59,107 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2025-03-19 23:19:59,107 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:19:59,107 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:19:59,107 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:00,304 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:00,304 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:00,304 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:00,304 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:00,304 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:00,304 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:20:00,304 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:20:00,305 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2025-03-19 23:20:00,305 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:00,305 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:00,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-03-19 23:20:00,505 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-03-19 23:20:00,505 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:20:00,505 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:20:00,505 INFO L85 PathProgramCache]: Analyzing trace with hash -366983396, now seen corresponding path program 5 times [2025-03-19 23:20:00,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:20:00,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767601458] [2025-03-19 23:20:00,506 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-19 23:20:00,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:20:00,510 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:20:00,530 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:00,531 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-03-19 23:20:00,531 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:01,285 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:01,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:20:01,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767601458] [2025-03-19 23:20:01,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767601458] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:20:01,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293641951] [2025-03-19 23:20:01,286 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-19 23:20:01,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:20:01,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:20:01,287 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) [2025-03-19 23:20:01,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-03-19 23:20:01,318 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:20:01,339 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:01,339 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-03-19 23:20:01,339 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:01,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:20:01,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:20:02,329 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 55 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:02,329 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:20:03,567 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:03,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293641951] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:20:03,567 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:20:03,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:20:03,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540453306] [2025-03-19 23:20:03,567 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:20:03,567 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:20:03,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:20:03,568 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:20:03,569 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=609, Invalid=6701, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:20:03,569 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:03,570 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:20:03,570 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:03,570 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:10,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:10,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:10,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:10,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:10,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:10,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:20:10,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2025-03-19 23:20:10,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2025-03-19 23:20:10,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:10,849 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:10,850 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-03-19 23:20:10,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2025-03-19 23:20:11,050 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2025-03-19 23:20:11,050 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:20:11,051 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:20:11,051 INFO L85 PathProgramCache]: Analyzing trace with hash 2011461404, now seen corresponding path program 6 times [2025-03-19 23:20:11,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:20:11,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288916145] [2025-03-19 23:20:11,051 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-19 23:20:11,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:20:11,056 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:20:11,083 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:11,083 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2025-03-19 23:20:11,084 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:11,723 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:11,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:20:11,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288916145] [2025-03-19 23:20:11,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288916145] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:20:11,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678605996] [2025-03-19 23:20:11,723 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-19 23:20:11,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:20:11,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:20:11,725 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) [2025-03-19 23:20:11,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2025-03-19 23:20:11,754 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:20:11,772 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:11,773 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2025-03-19 23:20:11,773 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:11,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:20:11,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:20:12,585 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 55 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:12,586 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:20:13,644 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:13,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678605996] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:20:13,644 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:20:13,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:20:13,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890494344] [2025-03-19 23:20:13,644 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:20:13,645 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:20:13,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:20:13,645 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:20:13,647 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=576, Invalid=6734, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:20:13,647 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:13,648 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:20:13,648 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:20:13,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:13,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:13,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:13,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:13,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:13,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-03-19 23:20:13,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2025-03-19 23:20:13,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2025-03-19 23:20:13,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:13,649 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:13,649 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2025-03-19 23:20:13,649 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:22,717 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:22,717 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:22,717 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:22,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:22,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:22,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2025-03-19 23:20:22,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2025-03-19 23:20:22,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:20:22,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:22,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:22,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2025-03-19 23:20:22,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2025-03-19 23:20:22,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-03-19 23:20:22,918 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:20:22,919 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:20:22,919 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:20:22,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1094264932, now seen corresponding path program 7 times [2025-03-19 23:20:22,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:20:22,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541802418] [2025-03-19 23:20:22,919 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-19 23:20:22,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:20:22,922 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-19 23:20:22,928 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:22,928 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:20:22,928 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:23,557 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:23,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:20:23,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541802418] [2025-03-19 23:20:23,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541802418] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:20:23,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1992205823] [2025-03-19 23:20:23,557 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-19 23:20:23,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:20:23,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:20:23,559 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) [2025-03-19 23:20:23,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2025-03-19 23:20:23,589 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-19 23:20:23,605 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:23,605 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:20:23,605 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:23,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:20:23,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:20:24,419 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 55 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:24,419 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:20:25,421 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:25,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1992205823] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:20:25,421 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:20:25,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 84 [2025-03-19 23:20:25,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547065160] [2025-03-19 23:20:25,421 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:20:25,421 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2025-03-19 23:20:25,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:20:25,422 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2025-03-19 23:20:25,423 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=546, Invalid=6594, Unknown=0, NotChecked=0, Total=7140 [2025-03-19 23:20:25,423 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:25,423 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:20:25,424 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 1.9764705882352942) internal successors, (168), 84 states have internal predecessors, (168), 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) [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2025-03-19 23:20:25,424 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:33,738 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2025-03-19 23:20:33,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2025-03-19 23:20:33,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2025-03-19 23:20:33,939 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2025-03-19 23:20:33,939 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:20:33,940 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:20:33,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1457031815, now seen corresponding path program 1 times [2025-03-19 23:20:33,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:20:33,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802039803] [2025-03-19 23:20:33,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-19 23:20:33,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:20:33,944 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-19 23:20:33,953 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:33,956 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:20:33,956 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:34,608 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:34,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:20:34,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802039803] [2025-03-19 23:20:34,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802039803] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:20:34,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901824979] [2025-03-19 23:20:34,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-19 23:20:34,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:20:34,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:20:34,610 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) [2025-03-19 23:20:34,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2025-03-19 23:20:34,639 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-19 23:20:34,657 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:34,657 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:20:34,657 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:34,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:20:34,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:20:35,441 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 55 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:35,441 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:20:36,435 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:36,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901824979] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:20:36,435 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:20:36,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 84 [2025-03-19 23:20:36,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308212002] [2025-03-19 23:20:36,436 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:20:36,436 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2025-03-19 23:20:36,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:20:36,436 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2025-03-19 23:20:36,437 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=567, Invalid=6573, Unknown=0, NotChecked=0, Total=7140 [2025-03-19 23:20:36,437 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:36,438 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:20:36,438 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 1.988235294117647) internal successors, (169), 84 states have internal predecessors, (169), 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) [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2025-03-19 23:20:36,438 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:20:46,397 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2025-03-19 23:20:46,398 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2025-03-19 23:20:46,403 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2025-03-19 23:20:46,598 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2025-03-19 23:20:46,598 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:20:46,599 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:20:46,599 INFO L85 PathProgramCache]: Analyzing trace with hash -842750180, now seen corresponding path program 8 times [2025-03-19 23:20:46,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:20:46,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571867132] [2025-03-19 23:20:46,599 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:20:46,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:20:46,602 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:20:46,606 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:46,606 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:20:46,606 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:47,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:20:47,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571867132] [2025-03-19 23:20:47,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571867132] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:20:47,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402047322] [2025-03-19 23:20:47,203 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:20:47,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:20:47,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:20:47,204 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) [2025-03-19 23:20:47,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2025-03-19 23:20:47,234 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:20:47,252 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:47,252 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:20:47,252 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:47,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:20:47,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:20:48,065 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 55 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:48,065 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:20:49,054 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:49,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402047322] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:20:49,054 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:20:49,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:20:49,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366109620] [2025-03-19 23:20:49,055 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:20:49,055 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:20:49,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:20:49,057 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:20:49,058 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=562, Invalid=6748, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:20:49,058 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:49,058 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:20:49,059 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2025-03-19 23:20:49,059 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:57,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:57,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:57,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:57,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:57,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:57,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2025-03-19 23:20:57,014 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2025-03-19 23:20:57,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-03-19 23:20:57,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:57,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:57,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2025-03-19 23:20:57,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:20:57,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2025-03-19 23:20:57,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:20:57,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2025-03-19 23:20:57,021 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2025-03-19 23:20:57,215 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2025-03-19 23:20:57,215 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:20:57,216 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:20:57,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1110024924, now seen corresponding path program 9 times [2025-03-19 23:20:57,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:20:57,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737511557] [2025-03-19 23:20:57,216 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:20:57,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:20:57,220 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:20:57,239 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:57,239 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:20:57,239 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:57,856 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:57,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:20:57,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737511557] [2025-03-19 23:20:57,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737511557] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:20:57,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170628944] [2025-03-19 23:20:57,856 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:20:57,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:20:57,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:20:57,858 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) [2025-03-19 23:20:57,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2025-03-19 23:20:57,889 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:20:57,911 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:20:57,911 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:20:57,911 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:20:57,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:20:57,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:20:58,725 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 55 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:58,725 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:20:59,808 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:20:59,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170628944] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:20:59,809 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:20:59,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:20:59,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277351169] [2025-03-19 23:20:59,809 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:20:59,809 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:20:59,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:20:59,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:20:59,811 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=556, Invalid=6754, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:20:59,811 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:20:59,812 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:20:59,812 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2025-03-19 23:20:59,812 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:21:09,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:21:09,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:21:09,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:21:09,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:21:09,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:21:09,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2025-03-19 23:21:09,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2025-03-19 23:21:09,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2025-03-19 23:21:09,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:09,247 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:09,248 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2025-03-19 23:21:09,248 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2025-03-19 23:21:09,248 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2025-03-19 23:21:09,248 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:21:09,248 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2025-03-19 23:21:09,248 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:21:09,254 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2025-03-19 23:21:09,448 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-03-19 23:21:09,449 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:21:09,449 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:21:09,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1933107913, now seen corresponding path program 10 times [2025-03-19 23:21:09,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:21:09,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220978773] [2025-03-19 23:21:09,449 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:21:09,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:21:09,452 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 55 statements into 2 equivalence classes. [2025-03-19 23:21:09,457 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 55 of 55 statements. [2025-03-19 23:21:09,457 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-19 23:21:09,457 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:21:10,135 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:21:10,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:21:10,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220978773] [2025-03-19 23:21:10,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220978773] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:21:10,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140457963] [2025-03-19 23:21:10,135 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:21:10,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:21:10,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:21:10,137 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) [2025-03-19 23:21:10,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2025-03-19 23:21:10,165 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 55 statements into 2 equivalence classes. [2025-03-19 23:21:10,182 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 55 of 55 statements. [2025-03-19 23:21:10,182 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-19 23:21:10,182 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:21:10,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:21:10,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:21:11,042 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 55 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:21:11,043 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:21:12,310 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:21:12,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2140457963] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:21:12,310 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:21:12,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:21:12,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021277156] [2025-03-19 23:21:12,310 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:21:12,311 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:21:12,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:21:12,311 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:21:12,312 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=597, Invalid=6713, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:21:12,312 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:21:12,312 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:21:12,312 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.8953488372093024) internal successors, (163), 85 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:21:12,312 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:21:27,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:21:27,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:21:27,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:21:27,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:21:27,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:21:27,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-03-19 23:21:27,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2025-03-19 23:21:27,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2025-03-19 23:21:27,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:27,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:27,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2025-03-19 23:21:27,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-03-19 23:21:27,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:21:27,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:21:27,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:21:27,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:21:27,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2025-03-19 23:21:27,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2025-03-19 23:21:27,286 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-03-19 23:21:27,286 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:21:27,287 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:21:27,287 INFO L85 PathProgramCache]: Analyzing trace with hash -370371421, now seen corresponding path program 2 times [2025-03-19 23:21:27,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:21:27,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692853163] [2025-03-19 23:21:27,287 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:21:27,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:21:27,290 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:21:27,295 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:21:27,295 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:21:27,295 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:21:27,928 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:21:27,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:21:27,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692853163] [2025-03-19 23:21:27,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692853163] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:21:27,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [509869517] [2025-03-19 23:21:27,928 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:21:27,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:21:27,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:21:27,931 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) [2025-03-19 23:21:27,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2025-03-19 23:21:27,962 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:21:27,980 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:21:27,980 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:21:27,980 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:21:27,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:21:27,982 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:21:28,775 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 55 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:21:28,775 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:21:29,776 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:21:29,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [509869517] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:21:29,777 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:21:29,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 84 [2025-03-19 23:21:29,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442539190] [2025-03-19 23:21:29,777 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:21:29,777 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2025-03-19 23:21:29,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:21:29,777 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2025-03-19 23:21:29,778 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=550, Invalid=6590, Unknown=0, NotChecked=0, Total=7140 [2025-03-19 23:21:29,778 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:21:29,778 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:21:29,778 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 1.988235294117647) internal successors, (169), 84 states have internal predecessors, (169), 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) [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2025-03-19 23:21:29,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:21:50,914 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:21:50,914 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:21:50,914 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 180 states. [2025-03-19 23:21:50,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:21:50,920 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2025-03-19 23:21:51,115 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-03-19 23:21:51,115 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:21:51,116 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:21:51,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1401116772, now seen corresponding path program 11 times [2025-03-19 23:21:51,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:21:51,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118017413] [2025-03-19 23:21:51,116 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-19 23:21:51,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:21:51,119 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:21:51,130 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:21:51,130 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-03-19 23:21:51,130 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:21:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:21:51,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:21:51,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118017413] [2025-03-19 23:21:51,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118017413] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:21:51,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224966984] [2025-03-19 23:21:51,781 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-19 23:21:51,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:21:51,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:21:51,782 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) [2025-03-19 23:21:51,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2025-03-19 23:21:51,814 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:21:51,831 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:21:51,832 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-03-19 23:21:51,832 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:21:51,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:21:51,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:21:52,796 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 55 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:21:52,796 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:21:53,990 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:21:53,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224966984] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:21:53,990 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:21:53,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:21:53,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311573655] [2025-03-19 23:21:53,990 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:21:53,991 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:21:53,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:21:53,991 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:21:53,991 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=614, Invalid=6696, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:21:53,991 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:21:53,991 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:21:53,992 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 180 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:21:53,992 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. [2025-03-19 23:22:04,286 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2025-03-19 23:22:04,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2025-03-19 23:22:04,294 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2025-03-19 23:22:04,488 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:22:04,488 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:22:04,488 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:22:04,488 INFO L85 PathProgramCache]: Analyzing trace with hash 587910940, now seen corresponding path program 12 times [2025-03-19 23:22:04,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:22:04,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175645705] [2025-03-19 23:22:04,488 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-19 23:22:04,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:22:04,492 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:22:04,499 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:22:04,499 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2025-03-19 23:22:04,499 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:22:05,073 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:05,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:22:05,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175645705] [2025-03-19 23:22:05,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175645705] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:22:05,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [609245426] [2025-03-19 23:22:05,074 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-19 23:22:05,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:22:05,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:22:05,076 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) [2025-03-19 23:22:05,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2025-03-19 23:22:05,106 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:22:05,125 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:22:05,125 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2025-03-19 23:22:05,125 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:22:05,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:22:05,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:22:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 55 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:05,886 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:22:06,916 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:06,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [609245426] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:22:06,916 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:22:06,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:22:06,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911011206] [2025-03-19 23:22:06,916 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:22:06,916 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:22:06,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:22:06,917 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:22:06,918 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=583, Invalid=6727, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:22:06,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:22:06,918 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:22:06,918 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2025-03-19 23:22:06,918 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. [2025-03-19 23:22:19,080 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:22:19,081 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2025-03-19 23:22:19,081 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-03-19 23:22:19,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2025-03-19 23:22:19,282 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:22:19,282 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:22:19,282 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:22:19,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1736818231, now seen corresponding path program 13 times [2025-03-19 23:22:19,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:22:19,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440381130] [2025-03-19 23:22:19,282 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-19 23:22:19,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:22:19,285 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-19 23:22:19,289 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-19 23:22:19,289 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:22:19,289 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:22:19,851 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:19,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:22:19,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440381130] [2025-03-19 23:22:19,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440381130] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:22:19,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1448860016] [2025-03-19 23:22:19,852 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-19 23:22:19,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:22:19,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:22:19,853 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) [2025-03-19 23:22:19,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2025-03-19 23:22:19,883 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-19 23:22:19,899 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-19 23:22:19,899 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:22:19,899 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:22:19,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:22:19,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:22:20,682 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 55 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:20,683 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:22:21,776 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:21,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1448860016] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:22:21,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:22:21,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:22:21,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128483975] [2025-03-19 23:22:21,776 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:22:21,776 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:22:21,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:22:21,777 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:22:21,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=565, Invalid=6745, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:22:21,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:22:21,777 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:22:21,777 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.8953488372093024) internal successors, (163), 85 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2025-03-19 23:22:21,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2025-03-19 23:22:21,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-03-19 23:22:21,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. [2025-03-19 23:22:21,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:22:21,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2025-03-19 23:22:21,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-03-19 23:22:21,778 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:22:33,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-03-19 23:22:33,486 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:22:33,492 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2025-03-19 23:22:33,686 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2025-03-19 23:22:33,687 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:22:33,687 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:22:33,687 INFO L85 PathProgramCache]: Analyzing trace with hash 752602087, now seen corresponding path program 14 times [2025-03-19 23:22:33,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:22:33,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089422212] [2025-03-19 23:22:33,687 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:22:33,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:22:33,690 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 56 statements into 2 equivalence classes. [2025-03-19 23:22:33,694 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 56 of 56 statements. [2025-03-19 23:22:33,694 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:22:33,694 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:22:34,235 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:34,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:22:34,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089422212] [2025-03-19 23:22:34,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089422212] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:22:34,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146479742] [2025-03-19 23:22:34,235 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:22:34,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:22:34,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:22:34,237 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) [2025-03-19 23:22:34,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-03-19 23:22:34,270 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 56 statements into 2 equivalence classes. [2025-03-19 23:22:34,288 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 56 of 56 statements. [2025-03-19 23:22:34,288 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:22:34,288 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:22:34,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:22:34,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:22:35,108 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 55 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:35,108 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:22:36,130 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:36,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146479742] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:22:36,130 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:22:36,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 84 [2025-03-19 23:22:36,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130391500] [2025-03-19 23:22:36,130 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:22:36,131 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2025-03-19 23:22:36,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:22:36,131 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2025-03-19 23:22:36,132 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=568, Invalid=6572, Unknown=0, NotChecked=0, Total=7140 [2025-03-19 23:22:36,132 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:22:36,132 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:22:36,132 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 1.9411764705882353) internal successors, (165), 84 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) [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:22:36,132 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 166 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 196 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2025-03-19 23:22:52,793 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 166 states. [2025-03-19 23:22:52,794 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:22:52,794 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:22:52,800 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-03-19 23:22:52,994 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:22:52,995 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:22:52,995 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:22:52,995 INFO L85 PathProgramCache]: Analyzing trace with hash 848330705, now seen corresponding path program 15 times [2025-03-19 23:22:52,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:22:52,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006374317] [2025-03-19 23:22:52,995 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:22:52,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:22:52,999 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 56 statements into 7 equivalence classes. [2025-03-19 23:22:53,008 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 56 of 56 statements. [2025-03-19 23:22:53,008 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:22:53,008 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:22:53,592 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:53,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:22:53,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006374317] [2025-03-19 23:22:53,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006374317] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:22:53,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1657165979] [2025-03-19 23:22:53,592 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:22:53,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:22:53,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:22:53,594 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) [2025-03-19 23:22:53,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-03-19 23:22:53,625 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 56 statements into 7 equivalence classes. [2025-03-19 23:22:53,644 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 56 of 56 statements. [2025-03-19 23:22:53,644 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:22:53,644 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:22:53,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:22:53,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:22:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 55 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:54,419 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:22:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:22:55,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1657165979] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:22:55,420 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:22:55,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:22:55,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154398396] [2025-03-19 23:22:55,420 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:22:55,421 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:22:55,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:22:55,421 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:22:55,422 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=584, Invalid=6726, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:22:55,422 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:22:55,422 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:22:55,422 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.930232558139535) internal successors, (166), 85 states have internal predecessors, (166), 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) [2025-03-19 23:22:55,422 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:22:55,422 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:22:55,422 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:22:55,422 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:22:55,422 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2025-03-19 23:22:55,422 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 166 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 196 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 166 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2025-03-19 23:22:55,423 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:23:31,163 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:23:31,163 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:23:31,163 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 166 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:23:31,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:23:31,170 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2025-03-19 23:23:31,364 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2025-03-19 23:23:31,365 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:23:31,365 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:23:31,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1723914012, now seen corresponding path program 16 times [2025-03-19 23:23:31,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:23:31,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759860788] [2025-03-19 23:23:31,365 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:23:31,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:23:31,368 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:23:31,372 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:23:31,372 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-19 23:23:31,372 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:23:31,907 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:23:31,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:23:31,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759860788] [2025-03-19 23:23:31,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759860788] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:23:31,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [780409953] [2025-03-19 23:23:31,907 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:23:31,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:23:31,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:23:31,909 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) [2025-03-19 23:23:31,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2025-03-19 23:23:31,941 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:23:31,958 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:23:31,958 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-19 23:23:31,958 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:23:31,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:23:31,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:23:32,932 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 55 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:23:32,932 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:23:34,249 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:23:34,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [780409953] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:23:34,249 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:23:34,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:23:34,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109800353] [2025-03-19 23:23:34,249 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:23:34,249 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:23:34,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:23:34,250 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:23:34,250 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=462, Invalid=6848, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:23:34,250 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:23:34,251 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:23:34,251 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 166 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:23:34,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 166 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:23:51,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-03-19 23:23:51,841 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2025-03-19 23:23:52,036 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2025-03-19 23:23:52,036 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:23:52,036 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:23:52,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1938423223, now seen corresponding path program 17 times [2025-03-19 23:23:52,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:23:52,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909669997] [2025-03-19 23:23:52,036 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-19 23:23:52,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:23:52,039 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 55 statements into 7 equivalence classes. [2025-03-19 23:23:52,049 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 55 of 55 statements. [2025-03-19 23:23:52,050 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-03-19 23:23:52,050 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:23:52,717 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:23:52,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:23:52,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909669997] [2025-03-19 23:23:52,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909669997] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:23:52,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785597440] [2025-03-19 23:23:52,717 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-19 23:23:52,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:23:52,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:23:52,719 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) [2025-03-19 23:23:52,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2025-03-19 23:23:52,750 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 55 statements into 7 equivalence classes. [2025-03-19 23:23:52,769 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 55 of 55 statements. [2025-03-19 23:23:52,769 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-03-19 23:23:52,769 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:23:52,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:23:52,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:23:53,683 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 55 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:23:53,683 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:23:54,799 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:23:54,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1785597440] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:23:54,799 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:23:54,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 84 [2025-03-19 23:23:54,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932502779] [2025-03-19 23:23:54,799 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:23:54,799 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2025-03-19 23:23:54,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:23:54,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2025-03-19 23:23:54,801 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=606, Invalid=6534, Unknown=0, NotChecked=0, Total=7140 [2025-03-19 23:23:54,801 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:23:54,801 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:23:54,801 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 1.9176470588235295) internal successors, (163), 84 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2025-03-19 23:23:54,801 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 166 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-03-19 23:23:54,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2025-03-19 23:24:10,287 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:24:10,293 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2025-03-19 23:24:10,488 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:24:10,488 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:24:10,488 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:24:10,488 INFO L85 PathProgramCache]: Analyzing trace with hash 155463565, now seen corresponding path program 3 times [2025-03-19 23:24:10,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:24:10,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120452968] [2025-03-19 23:24:10,488 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:24:10,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:24:10,491 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:24:10,497 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:24:10,497 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:24:10,497 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:24:11,091 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:24:11,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:24:11,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120452968] [2025-03-19 23:24:11,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120452968] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:24:11,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743481894] [2025-03-19 23:24:11,091 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:24:11,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:24:11,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:24:11,093 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) [2025-03-19 23:24:11,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2025-03-19 23:24:11,125 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:24:11,144 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:24:11,144 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:24:11,144 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:24:11,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:24:11,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:24:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 55 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:24:11,977 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:24:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:24:13,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743481894] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:24:13,186 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:24:13,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:24:13,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734826161] [2025-03-19 23:24:13,186 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:24:13,187 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:24:13,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:24:13,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:24:13,188 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=528, Invalid=6782, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:24:13,188 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:24:13,188 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:24:13,188 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 195 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:24:13,188 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2025-03-19 23:24:13,189 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2025-03-19 23:24:13,189 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:24:13,189 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:24:13,189 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:24:13,189 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2025-03-19 23:24:13,189 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:24:13,189 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 180 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2025-03-19 23:24:46,953 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:24:46,959 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2025-03-19 23:24:47,154 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2025-03-19 23:24:47,154 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:24:47,154 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:24:47,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1057792356, now seen corresponding path program 18 times [2025-03-19 23:24:47,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:24:47,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051926740] [2025-03-19 23:24:47,154 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-19 23:24:47,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:24:47,158 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:24:47,165 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:24:47,165 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2025-03-19 23:24:47,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:24:47,737 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:24:47,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:24:47,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051926740] [2025-03-19 23:24:47,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051926740] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:24:47,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1928149133] [2025-03-19 23:24:47,737 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-19 23:24:47,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:24:47,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:24:47,739 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) [2025-03-19 23:24:47,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2025-03-19 23:24:47,774 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:24:47,796 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:24:47,796 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2025-03-19 23:24:47,796 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:24:47,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:24:47,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:24:48,545 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 55 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:24:48,545 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:24:49,581 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:24:49,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1928149133] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:24:49,581 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:24:49,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:24:49,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834605991] [2025-03-19 23:24:49,581 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:24:49,581 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:24:49,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:24:49,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:24:49,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=581, Invalid=6729, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:24:49,583 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:24:49,583 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:24:49,583 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 180 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 219 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:24:49,583 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:25:01,189 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:25:01,189 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:25:01,189 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:25:01,189 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:25:01,189 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 180 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:25:01,190 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:25:01,196 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2025-03-19 23:25:01,390 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2025-03-19 23:25:01,391 INFO L403 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:25:01,391 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:25:01,391 INFO L85 PathProgramCache]: Analyzing trace with hash 894982748, now seen corresponding path program 19 times [2025-03-19 23:25:01,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:25:01,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661589418] [2025-03-19 23:25:01,392 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-19 23:25:01,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:25:01,394 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-19 23:25:01,398 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:25:01,398 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:25:01,398 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:25:01,908 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:25:01,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:25:01,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661589418] [2025-03-19 23:25:01,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661589418] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:25:01,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284185676] [2025-03-19 23:25:01,909 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-19 23:25:01,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:25:01,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:25:01,910 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) [2025-03-19 23:25:01,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2025-03-19 23:25:01,939 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-19 23:25:01,955 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:25:01,956 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:25:01,956 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:25:01,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:25:01,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:25:02,938 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 55 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:25:02,939 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:25:03,983 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:25:03,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [284185676] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:25:03,983 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:25:03,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 84 [2025-03-19 23:25:03,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927034180] [2025-03-19 23:25:03,983 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:25:03,984 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2025-03-19 23:25:03,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:25:03,984 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2025-03-19 23:25:03,985 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=545, Invalid=6595, Unknown=0, NotChecked=0, Total=7140 [2025-03-19 23:25:03,985 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:25:03,985 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:25:03,985 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 1.9764705882352942) internal successors, (168), 84 states have internal predecessors, (168), 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) [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 180 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 178 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 219 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2025-03-19 23:25:03,985 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:25:37,458 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 238 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2025-03-19 23:25:37,459 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2025-03-19 23:25:37,464 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2025-03-19 23:25:37,659 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2025-03-19 23:25:37,659 INFO L403 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:25:37,660 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:25:37,660 INFO L85 PathProgramCache]: Analyzing trace with hash 864584565, now seen corresponding path program 20 times [2025-03-19 23:25:37,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:25:37,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930917669] [2025-03-19 23:25:37,660 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:25:37,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:25:37,664 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 55 statements into 2 equivalence classes. [2025-03-19 23:25:37,669 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 55 of 55 statements. [2025-03-19 23:25:37,669 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:25:37,669 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:25:38,190 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:25:38,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:25:38,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930917669] [2025-03-19 23:25:38,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930917669] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:25:38,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1602896403] [2025-03-19 23:25:38,191 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:25:38,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:25:38,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:25:38,192 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) [2025-03-19 23:25:38,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2025-03-19 23:25:38,224 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 55 statements into 2 equivalence classes. [2025-03-19 23:25:38,241 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 55 of 55 statements. [2025-03-19 23:25:38,241 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:25:38,241 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:25:38,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:25:38,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:25:38,997 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 55 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:25:38,998 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:25:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:25:39,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1602896403] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:25:39,947 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:25:39,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 84 [2025-03-19 23:25:39,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435369994] [2025-03-19 23:25:39,947 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:25:39,948 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2025-03-19 23:25:39,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:25:39,948 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2025-03-19 23:25:39,949 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=577, Invalid=6563, Unknown=0, NotChecked=0, Total=7140 [2025-03-19 23:25:39,949 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:25:39,950 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:25:39,950 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 1.9176470588235295) internal successors, (163), 84 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 238 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2025-03-19 23:25:39,950 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 270 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:26:40,513 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:26:40,519 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2025-03-19 23:26:40,714 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2025-03-19 23:26:40,715 INFO L403 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:26:40,716 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:26:40,716 INFO L85 PathProgramCache]: Analyzing trace with hash -489557513, now seen corresponding path program 21 times [2025-03-19 23:26:40,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:26:40,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522878544] [2025-03-19 23:26:40,716 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:26:40,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:26:40,719 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 55 statements into 7 equivalence classes. [2025-03-19 23:26:40,726 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 55 of 55 statements. [2025-03-19 23:26:40,726 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:26:40,726 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:26:41,218 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:26:41,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:26:41,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522878544] [2025-03-19 23:26:41,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522878544] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:26:41,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170223948] [2025-03-19 23:26:41,218 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:26:41,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:26:41,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:26:41,219 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) [2025-03-19 23:26:41,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2025-03-19 23:26:41,264 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 55 statements into 7 equivalence classes. [2025-03-19 23:26:41,296 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 55 of 55 statements. [2025-03-19 23:26:41,297 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:26:41,297 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:26:41,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:26:41,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:26:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 55 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:26:42,130 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:26:43,084 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:26:43,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170223948] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:26:43,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:26:43,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:26:43,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131013529] [2025-03-19 23:26:43,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:26:43,084 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:26:43,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:26:43,085 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:26:43,086 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=563, Invalid=6747, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:26:43,086 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:26:43,086 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:26:43,086 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.8953488372093024) internal successors, (163), 85 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-03-19 23:26:43,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:26:43,089 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:26:43,089 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:26:43,089 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:26:43,089 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:26:43,089 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-03-19 23:26:43,089 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:26:43,089 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:26:43,089 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:26:43,089 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:26:43,090 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2025-03-19 23:26:43,090 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:26:43,090 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:26:43,090 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 270 states. [2025-03-19 23:26:43,090 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:26:43,090 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:26:43,090 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:26:43,090 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:26:43,090 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 270 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:26:55,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2025-03-19 23:26:55,784 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2025-03-19 23:26:55,977 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:26:55,978 INFO L403 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:26:55,978 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:26:55,978 INFO L85 PathProgramCache]: Analyzing trace with hash 2035299292, now seen corresponding path program 22 times [2025-03-19 23:26:55,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:26:55,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130351085] [2025-03-19 23:26:55,978 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:26:55,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:26:55,981 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:26:55,984 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:26:55,985 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-19 23:26:55,985 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:26:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:26:56,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:26:56,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130351085] [2025-03-19 23:26:56,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130351085] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:26:56,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710384604] [2025-03-19 23:26:56,643 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:26:56,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:26:56,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:26:56,645 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) [2025-03-19 23:26:56,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2025-03-19 23:26:56,673 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:26:56,690 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:26:56,690 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-19 23:26:56,690 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:26:56,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:26:56,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:26:57,546 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 55 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:26:57,547 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:26:58,780 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:26:58,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [710384604] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:26:58,781 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:26:58,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:26:58,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821103957] [2025-03-19 23:26:58,781 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:26:58,781 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:26:58,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:26:58,781 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:26:58,782 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=467, Invalid=6843, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:26:58,782 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:26:58,782 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:26:58,782 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:26:58,782 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 270 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2025-03-19 23:26:58,783 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2025-03-19 23:27:17,806 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:27:17,807 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:27:17,807 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 270 states. [2025-03-19 23:27:17,807 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:27:17,807 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:27:17,807 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:27:17,807 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:27:17,807 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2025-03-19 23:27:17,807 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2025-03-19 23:27:17,813 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2025-03-19 23:27:18,007 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2025-03-19 23:27:18,007 INFO L403 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:27:18,007 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:27:18,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1160027932, now seen corresponding path program 23 times [2025-03-19 23:27:18,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:27:18,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984640425] [2025-03-19 23:27:18,007 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-19 23:27:18,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:27:18,010 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:27:18,016 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:27:18,016 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-03-19 23:27:18,016 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:27:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:27:18,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:27:18,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984640425] [2025-03-19 23:27:18,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984640425] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:27:18,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1882529384] [2025-03-19 23:27:18,613 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-19 23:27:18,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:27:18,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:27:18,614 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) [2025-03-19 23:27:18,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2025-03-19 23:27:18,649 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:27:18,666 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:27:18,666 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-03-19 23:27:18,666 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:27:18,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:27:18,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:27:19,541 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 55 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:27:19,541 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:27:20,628 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:27:20,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1882529384] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:27:20,629 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:27:20,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 84 [2025-03-19 23:27:20,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383081582] [2025-03-19 23:27:20,629 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:27:20,629 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2025-03-19 23:27:20,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:27:20,629 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2025-03-19 23:27:20,630 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=596, Invalid=6544, Unknown=0, NotChecked=0, Total=7140 [2025-03-19 23:27:20,630 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:27:20,630 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:27:20,630 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 1.9764705882352942) internal successors, (168), 84 states have internal predecessors, (168), 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) [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-03-19 23:27:20,630 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 270 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2025-03-19 23:27:20,631 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-03-19 23:27:39,084 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 270 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:27:39,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 231 states. [2025-03-19 23:27:39,091 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2025-03-19 23:27:39,285 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,32 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:27:39,285 INFO L403 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:27:39,285 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:27:39,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1034174436, now seen corresponding path program 24 times [2025-03-19 23:27:39,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:27:39,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702922087] [2025-03-19 23:27:39,286 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-19 23:27:39,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:27:39,289 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:27:39,296 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:27:39,296 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2025-03-19 23:27:39,296 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:27:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:27:39,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:27:39,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702922087] [2025-03-19 23:27:39,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702922087] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:27:39,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1972926801] [2025-03-19 23:27:39,799 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-19 23:27:39,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:27:39,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:27:39,800 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) [2025-03-19 23:27:39,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2025-03-19 23:27:39,832 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 57 statements into 7 equivalence classes. [2025-03-19 23:27:39,850 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:27:39,850 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2025-03-19 23:27:39,850 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:27:39,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:27:39,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:27:40,573 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 55 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:27:40,573 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:27:41,514 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:27:41,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1972926801] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:27:41,514 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:27:41,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:27:41,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701290012] [2025-03-19 23:27:41,514 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:27:41,514 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:27:41,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:27:41,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:27:41,516 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=582, Invalid=6728, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:27:41,516 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:27:41,516 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:27:41,516 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 270 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 231 states. [2025-03-19 23:27:41,516 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:28:01,484 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 246 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 276 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-03-19 23:28:01,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:28:01,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2025-03-19 23:28:01,685 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2025-03-19 23:28:01,686 INFO L403 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:28:01,686 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:28:01,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1657931044, now seen corresponding path program 25 times [2025-03-19 23:28:01,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:28:01,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527358604] [2025-03-19 23:28:01,686 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-19 23:28:01,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:28:01,689 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-19 23:28:01,693 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:28:01,693 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:28:01,693 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:28:02,195 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:28:02,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:28:02,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527358604] [2025-03-19 23:28:02,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527358604] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:28:02,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205769347] [2025-03-19 23:28:02,195 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-19 23:28:02,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:28:02,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:28:02,197 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) [2025-03-19 23:28:02,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2025-03-19 23:28:02,227 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-19 23:28:02,243 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:28:02,243 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-19 23:28:02,243 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:28:02,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:28:02,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:28:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 55 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:28:02,980 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:28:03,901 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:28:03,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1205769347] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:28:03,901 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:28:03,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 84 [2025-03-19 23:28:03,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097882462] [2025-03-19 23:28:03,901 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:28:03,902 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2025-03-19 23:28:03,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:28:03,902 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2025-03-19 23:28:03,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=547, Invalid=6593, Unknown=0, NotChecked=0, Total=7140 [2025-03-19 23:28:03,903 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:28:03,903 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:28:03,903 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 1.9764705882352942) internal successors, (168), 84 states have internal predecessors, (168), 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) [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2025-03-19 23:28:03,903 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 246 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 276 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 187 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2025-03-19 23:28:03,904 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 204 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 282 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:28:31,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:28:31,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 249 states. [2025-03-19 23:28:31,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:28:31,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:28:31,942 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2025-03-19 23:28:32,137 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,34 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:28:32,137 INFO L403 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:28:32,137 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:28:32,137 INFO L85 PathProgramCache]: Analyzing trace with hash 2042417052, now seen corresponding path program 26 times [2025-03-19 23:28:32,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:28:32,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215438844] [2025-03-19 23:28:32,138 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:28:32,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:28:32,140 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:28:32,144 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:28:32,144 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:28:32,144 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:28:32,647 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:28:32,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:28:32,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215438844] [2025-03-19 23:28:32,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215438844] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:28:32,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780778191] [2025-03-19 23:28:32,648 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-19 23:28:32,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:28:32,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:28:32,649 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) [2025-03-19 23:28:32,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2025-03-19 23:28:32,680 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:28:32,696 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:28:32,696 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-19 23:28:32,696 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:28:32,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:28:32,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:28:33,429 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 55 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:28:33,429 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:28:34,390 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:28:34,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780778191] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:28:34,390 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:28:34,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:28:34,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801658119] [2025-03-19 23:28:34,391 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:28:34,391 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:28:34,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:28:34,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:28:34,392 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=557, Invalid=6753, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:28:34,392 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:28:34,392 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:28:34,392 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 204 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 261 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:28:34,392 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 282 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 249 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:28:34,393 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 204 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 282 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:28:49,074 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:28:49,075 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 249 states. [2025-03-19 23:28:49,075 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:28:49,075 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:28:49,075 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 196 states. [2025-03-19 23:28:49,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2025-03-19 23:28:49,275 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2025-03-19 23:28:49,275 INFO L403 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:28:49,276 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:28:49,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1413670077, now seen corresponding path program 27 times [2025-03-19 23:28:49,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:28:49,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111154219] [2025-03-19 23:28:49,276 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:28:49,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:28:49,279 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 56 statements into 7 equivalence classes. [2025-03-19 23:28:49,285 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 56 of 56 statements. [2025-03-19 23:28:49,285 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:28:49,285 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:28:49,804 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:28:49,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:28:49,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111154219] [2025-03-19 23:28:49,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111154219] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:28:49,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1973467838] [2025-03-19 23:28:49,804 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-19 23:28:49,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:28:49,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:28:49,806 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) [2025-03-19 23:28:49,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2025-03-19 23:28:49,837 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 56 statements into 7 equivalence classes. [2025-03-19 23:28:49,855 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) and asserted 56 of 56 statements. [2025-03-19 23:28:49,855 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2025-03-19 23:28:49,855 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:28:49,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:28:49,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:28:50,606 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 55 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:28:50,606 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:28:51,583 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:28:51,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1973467838] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:28:51,583 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:28:51,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:28:51,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765624052] [2025-03-19 23:28:51,584 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:28:51,584 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:28:51,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:28:51,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:28:51,585 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=561, Invalid=6749, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:28:51,585 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:28:51,585 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:28:51,585 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.930232558139535) internal successors, (166), 85 states have internal predecessors, (166), 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) [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 204 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 261 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 282 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:28:51,585 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:28:51,586 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:28:51,586 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:28:51,586 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:28:51,586 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 249 states. [2025-03-19 23:28:51,586 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:28:51,586 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:28:51,586 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 196 states. [2025-03-19 23:28:51,586 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:29:07,655 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 264 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 282 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 255 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 196 states. [2025-03-19 23:29:07,656 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 196 states. [2025-03-19 23:29:07,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2025-03-19 23:29:07,857 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2025-03-19 23:29:07,857 INFO L403 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:29:07,857 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:29:07,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1315135516, now seen corresponding path program 28 times [2025-03-19 23:29:07,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:29:07,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340587562] [2025-03-19 23:29:07,857 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:29:07,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:29:07,863 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:29:07,866 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:29:07,866 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-19 23:29:07,866 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:29:08,393 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:29:08,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:29:08,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340587562] [2025-03-19 23:29:08,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340587562] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:29:08,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494062345] [2025-03-19 23:29:08,393 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-19 23:29:08,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:29:08,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:29:08,395 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) [2025-03-19 23:29:08,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2025-03-19 23:29:08,426 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 57 statements into 2 equivalence classes. [2025-03-19 23:29:08,442 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 57 of 57 statements. [2025-03-19 23:29:08,442 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-19 23:29:08,442 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:29:08,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:29:08,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:29:09,309 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 55 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:29:09,309 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:29:10,677 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:29:10,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494062345] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:29:10,677 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:29:10,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:29:10,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453415416] [2025-03-19 23:29:10,678 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:29:10,678 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:29:10,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:29:10,678 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:29:10,679 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=461, Invalid=6849, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:29:10,679 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:29:10,679 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:29:10,679 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 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) [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 264 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 282 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:29:10,679 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2025-03-19 23:29:10,680 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:29:10,680 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 255 states. [2025-03-19 23:29:10,680 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-03-19 23:29:10,680 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:29:10,680 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 196 states. [2025-03-19 23:29:10,680 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 196 states. [2025-03-19 23:29:10,680 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:30:16,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:30:16,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:30:16,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:30:16,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:30:16,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2025-03-19 23:30:16,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2025-03-19 23:30:16,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2025-03-19 23:30:16,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2025-03-19 23:30:16,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:30:16,531 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 228 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 298 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 285 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 298 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 222 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 280 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 277 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 279 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:30:16,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:30:16,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2025-03-19 23:30:16,732 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2025-03-19 23:30:16,733 INFO L403 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-03-19 23:30:16,733 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-03-19 23:30:16,733 INFO L85 PathProgramCache]: Analyzing trace with hash -545132549, now seen corresponding path program 29 times [2025-03-19 23:30:16,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-19 23:30:16,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139954375] [2025-03-19 23:30:16,733 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-19 23:30:16,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-19 23:30:16,736 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 56 statements into 7 equivalence classes. [2025-03-19 23:30:16,742 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 56 of 56 statements. [2025-03-19 23:30:16,742 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-03-19 23:30:16,742 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:30:17,320 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:30:17,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-19 23:30:17,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139954375] [2025-03-19 23:30:17,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139954375] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-19 23:30:17,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1017340744] [2025-03-19 23:30:17,320 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-19 23:30:17,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-19 23:30:17,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-03-19 23:30:17,322 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) [2025-03-19 23:30:17,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2025-03-19 23:30:17,360 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 56 statements into 7 equivalence classes. [2025-03-19 23:30:17,378 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) and asserted 56 of 56 statements. [2025-03-19 23:30:17,378 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2025-03-19 23:30:17,378 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-19 23:30:17,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-19 23:30:17,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-19 23:30:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 55 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:30:18,426 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-19 23:30:19,562 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-19 23:30:19,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1017340744] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-19 23:30:19,562 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-19 23:30:19,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 85 [2025-03-19 23:30:19,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038889301] [2025-03-19 23:30:19,562 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-19 23:30:19,563 INFO L557 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2025-03-19 23:30:19,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-19 23:30:19,563 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2025-03-19 23:30:19,564 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=634, Invalid=6676, Unknown=0, NotChecked=0, Total=7310 [2025-03-19 23:30:19,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:30:19,564 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-03-19 23:30:19,564 INFO L481 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.930232558139535) internal successors, (166), 85 states have internal predecessors, (166), 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) [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 228 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 298 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 285 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 298 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 222 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 259 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 280 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 277 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 279 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 226 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:30:19,564 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-03-19 23:32:09,731 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-19 23:32:09,731 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-19 23:32:09,731 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-19 23:32:09,731 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 267 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 283 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 325 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 306 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 337 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 292 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 268 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 292 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 238 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 309 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 313 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 253 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 298 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 277 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 253 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 226 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 292 states. [2025-03-19 23:32:09,732 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 318 states. [2025-03-19 23:32:09,735 INFO L791 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2025-03-19 23:32:09,735 INFO L791 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2025-03-19 23:32:09,735 INFO L791 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2025-03-19 23:32:09,741 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2025-03-19 23:32:09,935 WARN L461 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2025-03-19 23:32:09,939 INFO L422 BasicCegarLoop]: Path program histogram: [29, 4, 3, 1, 1] [2025-03-19 23:32:09,941 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-19 23:32:09,941 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-03-19 23:32:09,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2025-03-19 23:32:09,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.03 11:32:09 BasicIcfg [2025-03-19 23:32:09,948 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-19 23:32:09,949 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-19 23:32:09,949 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-19 23:32:09,949 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-19 23:32:09,950 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.03 11:19:34" (3/4) ... [2025-03-19 23:32:09,951 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-19 23:32:09,954 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure t1 [2025-03-19 23:32:09,954 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure t2 [2025-03-19 23:32:09,956 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2025-03-19 23:32:09,956 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2025-03-19 23:32:09,956 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-03-19 23:32:09,956 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-03-19 23:32:10,010 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2025-03-19 23:32:10,010 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2025-03-19 23:32:10,010 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-19 23:32:10,011 INFO L158 Benchmark]: Toolchain (without parser) took 756526.84ms. Allocated memory was 83.9MB in the beginning and 3.3GB in the end (delta: 3.2GB). Free memory was 58.2MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2025-03-19 23:32:10,011 INFO L158 Benchmark]: CDTParser took 1.02ms. Allocated memory is still 83.9MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-19 23:32:10,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.36ms. Allocated memory is still 83.9MB. Free memory was 57.9MB in the beginning and 35.8MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-19 23:32:10,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.21ms. Allocated memory is still 83.9MB. Free memory was 35.8MB in the beginning and 34.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-19 23:32:10,013 INFO L158 Benchmark]: Boogie Preprocessor took 21.70ms. Allocated memory is still 83.9MB. Free memory was 34.2MB in the beginning and 32.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-19 23:32:10,013 INFO L158 Benchmark]: RCFGBuilder took 339.09ms. Allocated memory is still 83.9MB. Free memory was 32.9MB in the beginning and 51.1MB in the end (delta: -18.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2025-03-19 23:32:10,014 INFO L158 Benchmark]: TraceAbstraction took 755658.59ms. Allocated memory was 83.9MB in the beginning and 3.3GB in the end (delta: 3.2GB). Free memory was 50.3MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2025-03-19 23:32:10,014 INFO L158 Benchmark]: Witness Printer took 61.41ms. Allocated memory is still 3.3GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-19 23:32:10,015 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02ms. Allocated memory is still 83.9MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.36ms. Allocated memory is still 83.9MB. Free memory was 57.9MB in the beginning and 35.8MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.21ms. Allocated memory is still 83.9MB. Free memory was 35.8MB in the beginning and 34.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.70ms. Allocated memory is still 83.9MB. Free memory was 34.2MB in the beginning and 32.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 339.09ms. Allocated memory is still 83.9MB. Free memory was 32.9MB in the beginning and 51.1MB in the end (delta: -18.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 755658.59ms. Allocated memory was 83.9MB in the beginning and 3.3GB in the end (delta: 3.2GB). Free memory was 50.3MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. * Witness Printer took 61.41ms. Allocated memory is still 3.3GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 280, independent: 273, independent conditional: 0, independent unconditional: 273, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 280, independent: 273, independent conditional: 0, independent unconditional: 273, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 248, independent: 241, independent conditional: 0, independent unconditional: 241, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 248, independent: 240, independent conditional: 0, independent unconditional: 240, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 200, independent: 44, independent conditional: 0, independent unconditional: 44, dependent: 156, dependent conditional: 0, dependent unconditional: 156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 280, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 248, unknown conditional: 0, unknown unconditional: 248] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 241, Positive conditional cache size: 0, Positive unconditional cache size: 241, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 0, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 89, Number of trivial persistent sets: 32, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 280, independent: 273, independent conditional: 0, independent unconditional: 273, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 280, independent: 273, independent conditional: 0, independent unconditional: 273, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 248, independent: 241, independent conditional: 0, independent unconditional: 241, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 248, independent: 240, independent conditional: 0, independent unconditional: 240, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 200, independent: 44, independent conditional: 0, independent unconditional: 44, dependent: 156, dependent conditional: 0, dependent unconditional: 156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 280, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 248, unknown conditional: 0, unknown unconditional: 248] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 241, Positive conditional cache size: 0, Positive unconditional cache size: 241, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 0 - PositiveResult [Line: 681]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 38 locations, 41 edges, 3 error locations. Started 1 CEGAR loops. OverallTime: 755.5s, OverallIterations: 38, TraceHistogramMax: 0, PathProgramHistogramMax: 29, EmptinessCheckTime: 665.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8268, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 79.6s InterpolantComputationTime, 3794 NumberOfCodeBlocks, 3779 NumberOfCodeBlocksAsserted, 288 NumberOfCheckSat, 5485 ConstructedInterpolants, 0 QuantifiedInterpolants, 82489 SizeOfPredicates, 576 NumberOfNonLiveVariables, 9001 ConjunctsInSsa, 1829 ConjunctsInUnsatCore, 109 InterpolantComputations, 3 PerfectInterpolantSequences, 2174/11728 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-19 23:32:10,070 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE