/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 03:42:58,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 03:42:58,209 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 03:42:58,213 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 03:42:58,213 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 03:42:58,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 03:42:58,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 03:42:58,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 03:42:58,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 03:42:58,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 03:42:58,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 03:42:58,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 03:42:58,244 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 03:42:58,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 03:42:58,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 03:42:58,246 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 03:42:58,246 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 03:42:58,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 03:42:58,246 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 03:42:58,246 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 03:42:58,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 03:42:58,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 03:42:58,247 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 03:42:58,247 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 03:42:58,247 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 03:42:58,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 03:42:58,248 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 03:42:58,248 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 03:42:58,248 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 03:42:58,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 03:42:58,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 03:42:58,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 03:42:58,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 03:42:58,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 03:42:58,250 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 03:42:58,250 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 03:42:58,250 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 03:42:58,250 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 03:42:58,250 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 03:42:58,250 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 03:42:58,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 03:42:58,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 03:42:58,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 03:42:58,503 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 03:42:58,503 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 03:42:58,504 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-05-08 03:42:59,445 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 03:42:59,588 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 03:42:59,589 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-05-08 03:42:59,597 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5bbaf9013/e95facff1b804edab57018efa11b11ae/FLAG0a6d21d5f [2024-05-08 03:42:59,606 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5bbaf9013/e95facff1b804edab57018efa11b11ae [2024-05-08 03:42:59,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 03:42:59,608 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 03:42:59,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 03:42:59,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 03:42:59,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 03:42:59,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7533e503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59, skipping insertion in model container [2024-05-08 03:42:59,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,648 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 03:42:59,787 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2024-05-08 03:42:59,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 03:42:59,802 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 03:42:59,821 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2024-05-08 03:42:59,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 03:42:59,829 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 03:42:59,830 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 03:42:59,835 INFO L206 MainTranslator]: Completed translation [2024-05-08 03:42:59,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59 WrapperNode [2024-05-08 03:42:59,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 03:42:59,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 03:42:59,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 03:42:59,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 03:42:59,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,874 INFO L138 Inliner]: procedures = 29, calls = 88, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 403 [2024-05-08 03:42:59,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 03:42:59,874 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 03:42:59,874 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 03:42:59,875 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 03:42:59,881 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,885 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,893 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,896 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 03:42:59,902 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 03:42:59,902 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 03:42:59,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 03:42:59,903 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (1/1) ... [2024-05-08 03:42:59,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 03:42:59,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:42:59,941 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) [2024-05-08 03:42:59,958 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 [2024-05-08 03:42:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 03:42:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 03:42:59,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 03:42:59,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-08 03:42:59,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-08 03:42:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-08 03:42:59,977 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-08 03:42:59,977 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-08 03:42:59,977 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-08 03:42:59,977 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-08 03:42:59,977 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-08 03:42:59,978 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-08 03:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 03:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-05-08 03:42:59,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-05-08 03:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-05-08 03:42:59,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-05-08 03:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-08 03:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-08 03:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-08 03:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 03:42:59,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 03:42:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 03:42:59,981 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-08 03:43:00,089 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 03:43:00,091 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 03:43:00,507 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 03:43:00,652 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 03:43:00,652 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2024-05-08 03:43:00,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 03:43:00 BoogieIcfgContainer [2024-05-08 03:43:00,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 03:43:00,660 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 03:43:00,660 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 03:43:00,663 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 03:43:00,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 03:42:59" (1/3) ... [2024-05-08 03:43:00,663 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b811e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 03:43:00, skipping insertion in model container [2024-05-08 03:43:00,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:42:59" (2/3) ... [2024-05-08 03:43:00,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b811e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 03:43:00, skipping insertion in model container [2024-05-08 03:43:00,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 03:43:00" (3/3) ... [2024-05-08 03:43:00,665 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-05-08 03:43:00,671 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 03:43:00,678 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 03:43:00,678 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-08 03:43:00,678 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 03:43:00,786 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-05-08 03:43:00,832 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 03:43:00,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 03:43:00,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:43:00,834 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) [2024-05-08 03:43:00,840 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 [2024-05-08 03:43:00,869 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 03:43:00,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:00,880 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 03:43:00,887 INFO L357 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, mHoare=true, 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;@2e416edb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-08 03:43:00,887 INFO L358 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-05-08 03:43:01,028 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:43:01,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:01,032 INFO L85 PathProgramCache]: Analyzing trace with hash -501063113, now seen corresponding path program 1 times [2024-05-08 03:43:01,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:01,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898720365] [2024-05-08 03:43:01,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:01,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:01,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:01,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:01,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898720365] [2024-05-08 03:43:01,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898720365] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:01,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:01,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-08 03:43:01,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438969942] [2024-05-08 03:43:01,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:01,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-08 03:43:01,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:01,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-08 03:43:01,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-08 03:43:01,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:01,461 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:01,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 115.0) internal successors, (230), 2 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:01,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:01,657 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:43:01,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-05-08 03:43:03,750 INFO L85 PathProgramCache]: Analyzing trace with hash -335366520, now seen corresponding path program 1 times [2024-05-08 03:43:03,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:03,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:04,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:04,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:04,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:04,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:04,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-08 03:43:04,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2024-05-08 03:43:05,230 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:43:05,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-05-08 03:43:09,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1748721492, now seen corresponding path program 1 times [2024-05-08 03:43:09,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:09,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:09,728 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:09,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:10,611 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-08 03:43:10,663 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:43:10,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-05-08 03:43:18,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1811741524, now seen corresponding path program 1 times [2024-05-08 03:43:18,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:18,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:19,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 03:43:19,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:19,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 03:43:19,912 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:43:19,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-05-08 03:43:21,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1650204298, now seen corresponding path program 1 times [2024-05-08 03:43:21,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:21,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:22,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:22,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:22,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:22,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:22,879 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:43:22,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-05-08 03:43:24,942 INFO L85 PathProgramCache]: Analyzing trace with hash -455396135, now seen corresponding path program 1 times [2024-05-08 03:43:24,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:24,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:25,364 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-08 03:43:25,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:25,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:25,724 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:25,772 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:43:25,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-05-08 03:43:33,854 INFO L85 PathProgramCache]: Analyzing trace with hash -353040721, now seen corresponding path program 1 times [2024-05-08 03:43:33,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:33,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:33,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:34,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:34,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:34,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:34,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:34,733 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:43:34,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-05-08 03:43:42,850 INFO L85 PathProgramCache]: Analyzing trace with hash -589617585, now seen corresponding path program 1 times [2024-05-08 03:43:42,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:42,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:43,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:43,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:43,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:43,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:43,821 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:43:43,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-05-08 03:43:51,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1452672877, now seen corresponding path program 1 times [2024-05-08 03:43:51,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:51,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:52,140 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:52,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:52,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:52,407 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:52,447 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:43:52,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-05-08 03:43:58,547 INFO L85 PathProgramCache]: Analyzing trace with hash 274028213, now seen corresponding path program 1 times [2024-05-08 03:43:58,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:58,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:58,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:58,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:58,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:59,164 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:43:59,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 3 [2024-05-08 03:44:05,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1306421897, now seen corresponding path program 1 times [2024-05-08 03:44:05,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:44:05,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:44:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:44:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:44:05,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:44:05,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:44:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:44:05,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:44:05,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:05,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable0,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-08 03:44:05,924 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:44:05,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:44:05,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1816775915, now seen corresponding path program 1 times [2024-05-08 03:44:05,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:44:05,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533077260] [2024-05-08 03:44:05,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:44:05,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:44:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:44:06,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 03:44:06,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:44:06,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533077260] [2024-05-08 03:44:06,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533077260] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:44:06,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:44:06,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-05-08 03:44:06,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967673358] [2024-05-08 03:44:06,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:44:06,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-08 03:44:06,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:44:06,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-08 03:44:06,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-05-08 03:44:06,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:06,269 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:44:06,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 23.1) internal successors, (231), 10 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:44:06,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:06,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:06,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:06,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:44:06,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-05-08 03:44:06,577 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:44:06,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:44:06,577 INFO L85 PathProgramCache]: Analyzing trace with hash 57278693, now seen corresponding path program 1 times [2024-05-08 03:44:06,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:44:06,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520036632] [2024-05-08 03:44:06,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:44:06,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:44:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:44:06,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:44:06,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:44:06,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520036632] [2024-05-08 03:44:06,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520036632] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:44:06,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [124302462] [2024-05-08 03:44:06,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:44:06,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:44:06,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:44:06,993 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) [2024-05-08 03:44:06,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-08 03:44:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:44:07,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 13 conjunts are in the unsatisfiable core [2024-05-08 03:44:07,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:44:07,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 03:44:07,543 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-08 03:44:07,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [124302462] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:44:07,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-08 03:44:07,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 20 [2024-05-08 03:44:07,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164872208] [2024-05-08 03:44:07,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:44:07,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 03:44:07,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:44:07,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 03:44:07,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2024-05-08 03:44:07,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:07,574 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:44:07,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.5) internal successors, (236), 8 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:44:07,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:07,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:44:07,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:09,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:09,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:44:09,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:44:09,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-08 03:44:09,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-05-08 03:44:09,627 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:44:09,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:44:09,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1385633636, now seen corresponding path program 1 times [2024-05-08 03:44:09,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:44:09,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446207572] [2024-05-08 03:44:09,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:44:09,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:44:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:44:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:44:10,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:44:10,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446207572] [2024-05-08 03:44:10,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446207572] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:44:10,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31383246] [2024-05-08 03:44:10,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:44:10,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:44:10,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:44:10,066 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) [2024-05-08 03:44:10,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-08 03:44:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:44:10,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 13 conjunts are in the unsatisfiable core [2024-05-08 03:44:10,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:44:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-08 03:44:10,488 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-08 03:44:10,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [31383246] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:44:10,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-08 03:44:10,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2024-05-08 03:44:10,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953038978] [2024-05-08 03:44:10,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:44:10,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 03:44:10,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:44:10,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 03:44:10,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2024-05-08 03:44:10,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:10,515 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:44:10,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.5) internal successors, (236), 8 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:44:10,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:10,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:44:10,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:44:10,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:11,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:11,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:44:11,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:44:11,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:44:11,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-08 03:44:12,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-05-08 03:44:12,004 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:44:12,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:44:12,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1032001360, now seen corresponding path program 1 times [2024-05-08 03:44:12,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:44:12,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456311113] [2024-05-08 03:44:12,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:44:12,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:44:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:44:12,416 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-08 03:44:12,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:44:12,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456311113] [2024-05-08 03:44:12,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456311113] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:44:12,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [602738486] [2024-05-08 03:44:12,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:44:12,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:44:12,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:44:12,417 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) [2024-05-08 03:44:12,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-08 03:44:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:44:12,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-08 03:44:12,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:44:12,911 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-08 03:44:12,912 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 03:44:13,162 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-08 03:44:13,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [602738486] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 03:44:13,163 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 03:44:13,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 30 [2024-05-08 03:44:13,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287834835] [2024-05-08 03:44:13,163 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 03:44:13,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-08 03:44:13,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:44:13,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-08 03:44:13,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2024-05-08 03:44:13,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:13,195 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:44:13,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 16.133333333333333) internal successors, (484), 30 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:44:13,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:13,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:44:13,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:44:13,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:44:13,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:14,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:44:14,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:44:14,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:44:14,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:44:14,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:44:14,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-08 03:44:14,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:44:14,856 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:44:14,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:44:14,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1355962748, now seen corresponding path program 2 times [2024-05-08 03:44:14,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:44:14,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765711657] [2024-05-08 03:44:14,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:44:14,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:44:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:44:16,867 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:44:16,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:44:16,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765711657] [2024-05-08 03:44:16,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765711657] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:44:16,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [555197409] [2024-05-08 03:44:16,867 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 03:44:16,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:44:16,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:44:16,868 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) [2024-05-08 03:44:16,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-08 03:44:17,075 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 03:44:17,075 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 03:44:17,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 71 conjunts are in the unsatisfiable core [2024-05-08 03:44:17,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:44:17,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-05-08 03:44:18,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:44:18,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:44:18,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:44:18,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:44:19,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:44:19,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:44:19,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-05-08 03:44:19,644 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:44:19,644 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 03:46:02,767 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-08 03:46:02,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [555197409] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 03:46:02,767 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 03:46:02,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 34, 23] total 75 [2024-05-08 03:46:02,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212086032] [2024-05-08 03:46:02,767 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 03:46:02,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2024-05-08 03:46:02,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:46:02,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2024-05-08 03:46:02,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=490, Invalid=4940, Unknown=120, NotChecked=0, Total=5550 [2024-05-08 03:46:02,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:02,802 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:46:02,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 8.613333333333333) internal successors, (646), 75 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:46:02,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:02,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:46:02,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:46:02,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:46:02,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:46:02,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:12,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:12,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:46:12,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:46:12,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:46:12,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:46:12,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:46:12,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-08 03:46:12,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-05-08 03:46:12,937 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:46:12,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:46:12,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1849186572, now seen corresponding path program 3 times [2024-05-08 03:46:12,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:46:12,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386356098] [2024-05-08 03:46:12,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:46:12,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:46:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:46:13,557 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:46:13,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:46:13,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386356098] [2024-05-08 03:46:13,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386356098] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:46:13,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1425168791] [2024-05-08 03:46:13,557 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 03:46:13,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:46:13,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:46:13,558 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) [2024-05-08 03:46:13,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-08 03:46:13,775 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-05-08 03:46:13,775 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 03:46:13,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 21 conjunts are in the unsatisfiable core [2024-05-08 03:46:13,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:46:14,239 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-08 03:46:14,239 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 03:46:14,568 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-08 03:46:14,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1425168791] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 03:46:14,568 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 03:46:14,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 12] total 36 [2024-05-08 03:46:14,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016798975] [2024-05-08 03:46:14,568 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 03:46:14,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-08 03:46:14,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:46:14,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-08 03:46:14,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1136, Unknown=0, NotChecked=0, Total=1260 [2024-05-08 03:46:14,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:14,596 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:46:14,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 16.02777777777778) internal successors, (577), 36 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:46:14,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:14,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:46:14,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:46:14,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:46:14,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:46:14,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:46:14,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:20,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:20,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:46:20,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:46:20,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:46:20,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:46:20,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:46:20,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-08 03:46:20,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-08 03:46:21,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-05-08 03:46:21,015 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:46:21,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:46:21,015 INFO L85 PathProgramCache]: Analyzing trace with hash -640572833, now seen corresponding path program 4 times [2024-05-08 03:46:21,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:46:21,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646063745] [2024-05-08 03:46:21,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:46:21,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:46:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:46:23,210 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:46:23,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:46:23,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646063745] [2024-05-08 03:46:23,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646063745] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:46:23,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [131200296] [2024-05-08 03:46:23,210 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-08 03:46:23,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:46:23,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:46:23,212 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) [2024-05-08 03:46:23,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-08 03:46:23,421 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-08 03:46:23,421 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 03:46:23,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 113 conjunts are in the unsatisfiable core [2024-05-08 03:46:23,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:46:23,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-05-08 03:46:24,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-05-08 03:46:25,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:46:25,629 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-08 03:46:25,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-08 03:46:25,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:46:26,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:46:26,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:46:26,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:46:26,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:46:27,413 INFO L349 Elim1Store]: treesize reduction 8, result has 75.8 percent of original size [2024-05-08 03:46:27,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 36 [2024-05-08 03:46:28,294 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:46:28,294 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 03:46:30,494 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-08 03:46:30,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [131200296] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 03:46:30,494 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 03:46:30,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 52, 24] total 97 [2024-05-08 03:46:30,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605694052] [2024-05-08 03:46:30,494 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 03:46:30,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2024-05-08 03:46:30,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:46:30,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2024-05-08 03:46:30,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=731, Invalid=8581, Unknown=0, NotChecked=0, Total=9312 [2024-05-08 03:46:30,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:30,535 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:46:30,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 7.371134020618556) internal successors, (715), 97 states have internal predecessors, (715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:46:30,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:30,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:46:30,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:46:30,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:46:30,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:46:30,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:46:30,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-08 03:46:30,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:41,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:41,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:46:41,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:46:41,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:46:41,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:46:41,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:46:41,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-08 03:46:41,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-08 03:46:41,279 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-08 03:46:41,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-05-08 03:46:41,471 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:46:41,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:46:41,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1589000085, now seen corresponding path program 5 times [2024-05-08 03:46:41,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:46:41,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518914909] [2024-05-08 03:46:41,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:46:41,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:46:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:46:42,487 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 23 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:46:42,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:46:42,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518914909] [2024-05-08 03:46:42,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518914909] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:46:42,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [504079135] [2024-05-08 03:46:42,487 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-08 03:46:42,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:46:42,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:46:42,488 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) [2024-05-08 03:46:42,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-08 03:46:42,702 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-05-08 03:46:42,702 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 03:46:42,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-08 03:46:42,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:46:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-08 03:46:43,188 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 03:46:43,502 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 15 proven. 18 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-08 03:46:43,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [504079135] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 03:46:43,502 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 03:46:43,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 13, 10] total 41 [2024-05-08 03:46:43,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526457672] [2024-05-08 03:46:43,503 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 03:46:43,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-05-08 03:46:43,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:46:43,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-05-08 03:46:43,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=256, Invalid=1384, Unknown=0, NotChecked=0, Total=1640 [2024-05-08 03:46:43,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:43,550 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:46:43,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 13.902439024390244) internal successors, (570), 41 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:46:43,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:43,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:46:43,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:46:43,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:46:43,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:46:43,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:46:43,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-08 03:46:43,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-08 03:46:43,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:50,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:50,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:46:50,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:46:50,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:46:50,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:46:50,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:46:50,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-05-08 03:46:50,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-08 03:46:50,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-05-08 03:46:50,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-08 03:46:50,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:46:50,334 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:46:50,335 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:46:50,335 INFO L85 PathProgramCache]: Analyzing trace with hash -2094454978, now seen corresponding path program 6 times [2024-05-08 03:46:50,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:46:50,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748373623] [2024-05-08 03:46:50,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:46:50,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:46:50,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:46:51,217 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 36 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:46:51,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:46:51,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748373623] [2024-05-08 03:46:51,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748373623] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:46:51,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1760819723] [2024-05-08 03:46:51,219 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-08 03:46:51,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:46:51,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:46:51,220 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) [2024-05-08 03:46:51,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-08 03:46:51,505 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-05-08 03:46:51,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 03:46:51,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 51 conjunts are in the unsatisfiable core [2024-05-08 03:46:51,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:46:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:46:52,631 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 03:46:53,780 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:46:53,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1760819723] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 03:46:53,781 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 03:46:53,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 26, 25] total 67 [2024-05-08 03:46:53,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848651536] [2024-05-08 03:46:53,781 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 03:46:53,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-05-08 03:46:53,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:46:53,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-05-08 03:46:53,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=490, Invalid=3932, Unknown=0, NotChecked=0, Total=4422 [2024-05-08 03:46:53,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:53,820 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:46:53,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 11.253731343283581) internal successors, (754), 67 states have internal predecessors, (754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:46:53,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:46:53,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:46:53,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:46:53,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:46:53,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:46:53,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:46:53,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-05-08 03:46:53,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-05-08 03:46:53,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2024-05-08 03:46:53,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:47:04,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:47:04,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:47:04,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:47:04,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:47:04,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:47:04,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:47:04,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-05-08 03:47:04,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-08 03:47:04,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-08 03:47:04,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-05-08 03:47:04,811 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-05-08 03:47:05,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:47:05,005 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:47:05,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:47:05,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1204482821, now seen corresponding path program 7 times [2024-05-08 03:47:05,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:47:05,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209068136] [2024-05-08 03:47:05,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:47:05,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:47:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:47:06,057 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 64 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:47:06,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:47:06,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209068136] [2024-05-08 03:47:06,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209068136] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:47:06,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473779720] [2024-05-08 03:47:06,058 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-08 03:47:06,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:47:06,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:47:06,059 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) [2024-05-08 03:47:06,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-08 03:47:06,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:47:06,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-08 03:47:06,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:47:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-05-08 03:47:06,727 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 03:47:06,965 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-05-08 03:47:06,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473779720] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 03:47:06,965 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 03:47:06,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 14, 9] total 43 [2024-05-08 03:47:06,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546313257] [2024-05-08 03:47:06,966 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 03:47:06,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-05-08 03:47:06,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:47:07,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-05-08 03:47:07,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=1633, Unknown=0, NotChecked=0, Total=1806 [2024-05-08 03:47:07,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:47:07,013 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:47:07,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 13.976744186046512) internal successors, (601), 43 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-05-08 03:47:07,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:47:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:47:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:47:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:47:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:47:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:47:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:47:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-05-08 03:47:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-08 03:47:18,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-05-08 03:47:18,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-05-08 03:47:18,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2024-05-08 03:47:18,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-08 03:47:18,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2024-05-08 03:47:18,284 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:47:18,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:47:18,284 INFO L85 PathProgramCache]: Analyzing trace with hash -2018304888, now seen corresponding path program 8 times [2024-05-08 03:47:18,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:47:18,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374672335] [2024-05-08 03:47:18,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:47:18,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:47:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:47:20,165 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2024-05-08 03:47:20,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:47:20,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374672335] [2024-05-08 03:47:20,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374672335] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:47:20,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73184775] [2024-05-08 03:47:20,166 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 03:47:20,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:47:20,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:47:20,167 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) [2024-05-08 03:47:20,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-08 03:47:20,417 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 03:47:20,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 03:47:20,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 156 conjunts are in the unsatisfiable core [2024-05-08 03:47:20,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:47:21,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-05-08 03:47:22,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:47:22,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:47:22,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:47:23,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:47:23,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:47:23,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:47:26,190 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:47:26,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 79 treesize of output 19 [2024-05-08 03:47:26,324 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:47:26,324 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 03:53:15,431 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:53:15,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 392 treesize of output 285 [2024-05-08 03:53:15,885 INFO L349 Elim1Store]: treesize reduction 132, result has 52.3 percent of original size [2024-05-08 03:53:15,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 84278 treesize of output 83158 [2024-05-08 03:53:16,570 INFO L349 Elim1Store]: treesize reduction 132, result has 52.3 percent of original size [2024-05-08 03:53:16,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 5179 treesize of output 4851 [2024-05-08 03:53:17,021 INFO L349 Elim1Store]: treesize reduction 132, result has 52.3 percent of original size [2024-05-08 03:53:17,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 4707 treesize of output 4615 [2024-05-08 03:53:17,093 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,097 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,101 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,101 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,102 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,108 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,122 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,130 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,136 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,138 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,139 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,139 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,140 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,142 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,143 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-08 03:53:17,349 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:53:17,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 16 case distinctions, treesize of input 2206 treesize of output 2292 [2024-05-08 03:53:17,905 INFO L349 Elim1Store]: treesize reduction 132, result has 52.3 percent of original size [2024-05-08 03:53:17,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 4412 treesize of output 3612 [2024-05-08 03:53:18,526 INFO L349 Elim1Store]: treesize reduction 132, result has 52.3 percent of original size [2024-05-08 03:53:18,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 3468 treesize of output 1724 [2024-05-08 03:53:19,152 INFO L349 Elim1Store]: treesize reduction 132, result has 52.3 percent of original size [2024-05-08 03:53:19,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 848 treesize of output 875 [2024-05-08 03:53:35,471 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 224 refuted. 22 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:53:35,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [73184775] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 03:53:35,471 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 03:53:35,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 63, 59] total 123 [2024-05-08 03:53:35,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212211856] [2024-05-08 03:53:35,472 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 03:53:35,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 123 states [2024-05-08 03:53:35,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:53:35,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 123 interpolants. [2024-05-08 03:53:35,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1865, Invalid=12675, Unknown=466, NotChecked=0, Total=15006 [2024-05-08 03:53:35,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:53:35,531 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:53:35,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 123 states, 123 states have (on average 6.341463414634147) internal successors, (780), 123 states have internal predecessors, (780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:53:35,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:53:35,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:53:35,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:53:35,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:53:35,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-08 03:53:35,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-08 03:53:35,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-05-08 03:53:35,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-05-08 03:53:35,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-05-08 03:53:35,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-05-08 03:53:35,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2024-05-08 03:53:35,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:54:18,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:54:18,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:54:18,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:54:18,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:54:18,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 03:54:18,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-08 03:54:18,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2024-05-08 03:54:18,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-08 03:54:18,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2024-05-08 03:54:18,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 270 states. [2024-05-08 03:54:18,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-05-08 03:54:18,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-08 03:54:18,872 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-05-08 03:54:19,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:54:19,067 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:54:19,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:54:19,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1444713468, now seen corresponding path program 1 times [2024-05-08 03:54:19,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:54:19,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585500976] [2024-05-08 03:54:19,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:54:19,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:54:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:54:20,388 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 90 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:54:20,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:54:20,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585500976] [2024-05-08 03:54:20,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585500976] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:54:20,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127875702] [2024-05-08 03:54:20,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:54:20,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:54:20,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:54:20,391 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) [2024-05-08 03:54:20,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-08 03:54:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:54:20,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 33 conjunts are in the unsatisfiable core [2024-05-08 03:54:20,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:54:22,546 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 136 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:54:22,546 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 03:54:24,188 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 185 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:54:24,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1127875702] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 03:54:24,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 03:54:24,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 29, 28] total 81 [2024-05-08 03:54:24,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48305719] [2024-05-08 03:54:24,188 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 03:54:24,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2024-05-08 03:54:24,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:54:24,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2024-05-08 03:54:24,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=681, Invalid=5799, Unknown=0, NotChecked=0, Total=6480 [2024-05-08 03:54:24,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:54:24,237 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:54:24,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 10.580246913580247) internal successors, (857), 81 states have internal predecessors, (857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:54:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:54:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:54:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:54:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:54:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 03:54:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-05-08 03:54:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2024-05-08 03:54:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-08 03:54:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2024-05-08 03:54:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 270 states. [2024-05-08 03:54:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2024-05-08 03:54:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-08 03:54:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:55:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:55:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:55:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:55:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:55:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 03:55:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-08 03:55:21,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2024-05-08 03:55:21,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-05-08 03:55:21,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2024-05-08 03:55:21,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 270 states. [2024-05-08 03:55:21,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2024-05-08 03:55:21,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-08 03:55:21,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 807 states. [2024-05-08 03:55:21,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-08 03:55:22,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2024-05-08 03:55:22,104 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-08 03:55:22,104 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:55:22,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1873229041, now seen corresponding path program 2 times [2024-05-08 03:55:22,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:55:22,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486561551] [2024-05-08 03:55:22,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:55:22,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:55:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:55:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 73 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:55:28,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:55:28,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486561551] [2024-05-08 03:55:28,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486561551] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 03:55:28,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970374115] [2024-05-08 03:55:28,878 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 03:55:28,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 03:55:28,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:55:28,879 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) [2024-05-08 03:55:28,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-08 03:55:29,148 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 03:55:29,148 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 03:55:29,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 188 conjunts are in the unsatisfiable core [2024-05-08 03:55:29,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 03:55:29,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-05-08 03:55:29,652 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-05-08 03:55:29,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-05-08 03:55:31,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-05-08 03:55:32,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:55:32,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-08 03:55:32,791 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-05-08 03:55:32,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 24 [2024-05-08 03:55:32,932 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2024-05-08 03:55:32,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2024-05-08 03:55:33,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:55:33,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:55:33,577 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2024-05-08 03:55:33,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2024-05-08 03:55:33,750 INFO L349 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2024-05-08 03:55:33,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2024-05-08 03:55:33,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:55:34,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:55:34,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-08 03:55:37,464 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 03:55:37,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 93 treesize of output 21 [2024-05-08 03:55:37,903 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 349 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:55:37,903 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 03:56:00,510 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-08 03:56:00,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970374115] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 03:56:00,511 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 03:56:00,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 64, 43] total 152 [2024-05-08 03:56:00,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75985240] [2024-05-08 03:56:00,511 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 03:56:00,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 152 states [2024-05-08 03:56:00,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:56:00,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 152 interpolants. [2024-05-08 03:56:00,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1128, Invalid=21753, Unknown=71, NotChecked=0, Total=22952 [2024-05-08 03:56:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:56:00,569 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:56:00,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 152 states, 152 states have (on average 5.7631578947368425) internal successors, (876), 152 states have internal predecessors, (876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 270 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 807 states. [2024-05-08 03:56:00,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-05-08 03:56:50,572 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-08 03:56:50,576 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-08 03:56:50,576 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-08 03:56:50,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-08 03:56:50,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2024-05-08 03:56:50,771 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. [2024-05-08 03:56:50,773 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 11 remaining) [2024-05-08 03:56:50,774 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 11 remaining) [2024-05-08 03:56:50,774 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 11 remaining) [2024-05-08 03:56:50,774 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 11 remaining) [2024-05-08 03:56:50,774 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 11 remaining) [2024-05-08 03:56:50,774 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 11 remaining) [2024-05-08 03:56:50,774 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 11 remaining) [2024-05-08 03:56:50,774 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork0Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 11 remaining) [2024-05-08 03:56:50,774 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork0Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 11 remaining) [2024-05-08 03:56:50,774 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Thread1of1ForFork3Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 11 remaining) [2024-05-08 03:56:50,775 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Thread1of1ForFork3Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 11 remaining) [2024-05-08 03:56:50,782 INFO L448 BasicCegarLoop]: Path program histogram: [8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-08 03:56:50,784 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-08 03:56:50,785 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-08 03:56:50,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.05 03:56:50 BasicIcfg [2024-05-08 03:56:50,786 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-08 03:56:50,787 INFO L158 Benchmark]: Toolchain (without parser) took 831178.39ms. Allocated memory was 302.0MB in the beginning and 3.0GB in the end (delta: 2.7GB). Free memory was 231.7MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-05-08 03:56:50,787 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 302.0MB. Free memory is still 266.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-08 03:56:50,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.35ms. Allocated memory is still 302.0MB. Free memory was 231.4MB in the beginning and 218.3MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-08 03:56:50,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.20ms. Allocated memory is still 302.0MB. Free memory was 218.3MB in the beginning and 214.9MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-08 03:56:50,787 INFO L158 Benchmark]: Boogie Preprocessor took 27.46ms. Allocated memory is still 302.0MB. Free memory was 214.9MB in the beginning and 212.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-08 03:56:50,787 INFO L158 Benchmark]: RCFGBuilder took 755.78ms. Allocated memory is still 302.0MB. Free memory was 212.5MB in the beginning and 207.3MB in the end (delta: 5.3MB). Peak memory consumption was 17.0MB. Max. memory is 8.0GB. [2024-05-08 03:56:50,787 INFO L158 Benchmark]: TraceAbstraction took 830126.59ms. Allocated memory was 302.0MB in the beginning and 3.0GB in the end (delta: 2.7GB). Free memory was 206.2MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-05-08 03:56:50,790 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 302.0MB. Free memory is still 266.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 226.35ms. Allocated memory is still 302.0MB. Free memory was 231.4MB in the beginning and 218.3MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.20ms. Allocated memory is still 302.0MB. Free memory was 218.3MB in the beginning and 214.9MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.46ms. Allocated memory is still 302.0MB. Free memory was 214.9MB in the beginning and 212.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 755.78ms. Allocated memory is still 302.0MB. Free memory was 212.5MB in the beginning and 207.3MB in the end (delta: 5.3MB). Peak memory consumption was 17.0MB. Max. memory is 8.0GB. * TraceAbstraction took 830126.59ms. Allocated memory was 302.0MB in the beginning and 3.0GB in the end (delta: 2.7GB). Free memory was 206.2MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4970936, independent: 4847217, independent conditional: 4698454, independent unconditional: 148763, dependent: 123719, dependent conditional: 123222, dependent unconditional: 497, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4861514, independent: 4847217, independent conditional: 4698454, independent unconditional: 148763, dependent: 14297, dependent conditional: 13800, dependent unconditional: 497, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4861514, independent: 4847217, independent conditional: 4698454, independent unconditional: 148763, dependent: 14297, dependent conditional: 13800, dependent unconditional: 497, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4861514, independent: 4847217, independent conditional: 4698454, independent unconditional: 148763, dependent: 14297, dependent conditional: 13800, dependent unconditional: 497, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4908247, independent: 4847217, independent conditional: 2174716, independent unconditional: 2672501, dependent: 61030, dependent conditional: 45740, dependent unconditional: 15290, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4908247, independent: 4847217, independent conditional: 676161, independent unconditional: 4171056, dependent: 61030, dependent conditional: 36480, dependent unconditional: 24550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4908247, independent: 4847217, independent conditional: 676161, independent unconditional: 4171056, dependent: 61030, dependent conditional: 36480, dependent unconditional: 24550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3500, independent: 3362, independent conditional: 367, independent unconditional: 2995, dependent: 138, dependent conditional: 136, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3500, independent: 3356, independent conditional: 0, independent unconditional: 3356, dependent: 144, dependent conditional: 0, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 144, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 138, dependent conditional: 136, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 144, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 138, dependent conditional: 136, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 303, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 295, dependent conditional: 263, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4908247, independent: 4843855, independent conditional: 675794, independent unconditional: 4168061, dependent: 60892, dependent conditional: 36344, dependent unconditional: 24548, unknown: 3500, unknown conditional: 503, unknown unconditional: 2997] , Statistics on independence cache: Total cache size (in pairs): 3500, Positive cache size: 3362, Positive conditional cache size: 367, Positive unconditional cache size: 2995, Negative cache size: 138, Negative conditional cache size: 136, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1507815, Maximal queried relation: 14, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4908247, independent: 4847217, independent conditional: 2174716, independent unconditional: 2672501, dependent: 61030, dependent conditional: 45740, dependent unconditional: 15290, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4908247, independent: 4847217, independent conditional: 676161, independent unconditional: 4171056, dependent: 61030, dependent conditional: 36480, dependent unconditional: 24550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4908247, independent: 4847217, independent conditional: 676161, independent unconditional: 4171056, dependent: 61030, dependent conditional: 36480, dependent unconditional: 24550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3500, independent: 3362, independent conditional: 367, independent unconditional: 2995, dependent: 138, dependent conditional: 136, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3500, independent: 3356, independent conditional: 0, independent unconditional: 3356, dependent: 144, dependent conditional: 0, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 144, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 138, dependent conditional: 136, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 144, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 138, dependent conditional: 136, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 303, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 295, dependent conditional: 263, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4908247, independent: 4843855, independent conditional: 675794, independent unconditional: 4168061, dependent: 60892, dependent conditional: 36344, dependent unconditional: 24548, unknown: 3500, unknown conditional: 503, unknown unconditional: 2997] , Statistics on independence cache: Total cache size (in pairs): 3500, Positive cache size: 3362, Positive conditional cache size: 367, Positive unconditional cache size: 2995, Negative cache size: 138, Negative conditional cache size: 136, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1507815 ], Independence queries for same thread: 109422 - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 166]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 161]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 160]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 127]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 126]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 127]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 126]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-15-1 term,while SimplifyDDA2 was simplifying 15 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 381 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 829.9s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 8, EmptinessCheckTime: 276.0s, 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: 1845, 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: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 547.2s InterpolantComputationTime, 7163 NumberOfCodeBlocks, 7155 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 10006 ConstructedInterpolants, 211 QuantifiedInterpolants, 127003 SizeOfPredicates, 367 NumberOfNonLiveVariables, 8296 ConjunctsInSsa, 710 ConjunctsInUnsatCore, 36 InterpolantComputations, 4 PerfectInterpolantSequences, 1551/4135 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, ConditionalCommutativityCheckTime: 69.2s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 10, ConditionalCommutativityTraceChecks: 10, ConditionalCommutativityImperfectProofs: 9 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown