/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 --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/popl20-threaded-sum-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 15:18:28,505 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 15:18:28,585 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 15:18:28,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 15:18:28,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 15:18:28,607 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 15:18:28,608 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 15:18:28,608 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 15:18:28,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 15:18:28,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 15:18:28,610 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 15:18:28,610 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 15:18:28,610 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 15:18:28,611 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 15:18:28,611 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 15:18:28,611 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 15:18:28,612 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 15:18:28,612 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 15:18:28,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 15:18:28,613 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 15:18:28,613 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 15:18:28,613 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 15:18:28,614 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 15:18:28,614 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 15:18:28,614 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 15:18:28,615 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 15:18:28,615 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 15:18:28,615 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 15:18:28,616 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 15:18:28,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 15:18:28,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 15:18:28,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 15:18:28,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 15:18:28,617 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 15:18:28,618 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 15:18:28,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 15:18:28,618 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 15:18:28,619 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 15:18:28,619 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 15:18:28,619 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 15:18:28,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 15:18:28,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 15:18:28,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 15:18:28,840 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 15:18:28,840 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 15:18:28,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2024-05-07 15:18:30,046 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 15:18:30,232 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 15:18:30,233 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2024-05-07 15:18:30,239 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c91e89966/0fe67bf3e7184ec48e59f231b2e89cbf/FLAGf9a644f31 [2024-05-07 15:18:30,250 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c91e89966/0fe67bf3e7184ec48e59f231b2e89cbf [2024-05-07 15:18:30,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 15:18:30,254 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 15:18:30,255 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 15:18:30,255 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 15:18:30,259 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 15:18:30,260 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13b9f2be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30, skipping insertion in model container [2024-05-07 15:18:30,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,283 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 15:18:30,491 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/popl20-threaded-sum-3.wvr.c[2957,2970] [2024-05-07 15:18:30,505 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 15:18:30,516 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 15:18:30,553 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/popl20-threaded-sum-3.wvr.c[2957,2970] [2024-05-07 15:18:30,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 15:18:30,560 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 15:18:30,560 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 15:18:30,567 INFO L206 MainTranslator]: Completed translation [2024-05-07 15:18:30,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30 WrapperNode [2024-05-07 15:18:30,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 15:18:30,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 15:18:30,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 15:18:30,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 15:18:30,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,665 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,705 INFO L138 Inliner]: procedures = 22, calls = 46, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2024-05-07 15:18:30,706 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 15:18:30,707 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 15:18:30,707 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 15:18:30,707 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 15:18:30,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,732 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 15:18:30,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 15:18:30,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 15:18:30,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 15:18:30,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (1/1) ... [2024-05-07 15:18:30,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 15:18:30,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 15:18:30,790 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) [2024-05-07 15:18:30,802 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 [2024-05-07 15:18:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 15:18:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-07 15:18:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-07 15:18:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-07 15:18:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-07 15:18:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-07 15:18:30,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-07 15:18:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 15:18:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 15:18:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 15:18:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 15:18:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 15:18:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 15:18:30,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 15:18:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-07 15:18:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 15:18:30,847 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 15:18:30,952 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 15:18:30,954 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 15:18:31,174 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 15:18:31,246 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 15:18:31,246 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-05-07 15:18:31,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 03:18:31 BoogieIcfgContainer [2024-05-07 15:18:31,248 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 15:18:31,250 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 15:18:31,251 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 15:18:31,253 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 15:18:31,253 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 03:18:30" (1/3) ... [2024-05-07 15:18:31,254 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c284291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 03:18:31, skipping insertion in model container [2024-05-07 15:18:31,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:18:30" (2/3) ... [2024-05-07 15:18:31,254 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c284291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 03:18:31, skipping insertion in model container [2024-05-07 15:18:31,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 03:18:31" (3/3) ... [2024-05-07 15:18:31,255 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-threaded-sum-3.wvr.c [2024-05-07 15:18:31,262 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 15:18:31,269 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 15:18:31,270 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 15:18:31,270 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 15:18:31,337 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-07 15:18:31,394 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 15:18:31,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 15:18:31,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 15:18:31,397 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) [2024-05-07 15:18:31,421 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 [2024-05-07 15:18:31,451 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 15:18:31,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 15:18:31,467 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 15:18:31,476 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;@43c1bc0c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-07 15:18:31,476 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 15:18:32,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1758086437, now seen corresponding path program 1 times [2024-05-07 15:18:32,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:32,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:18:32,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-07 15:18:32,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:32,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:18:32,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-07 15:18:32,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 15:18:32,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-07 15:18:33,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1426455513, now seen corresponding path program 1 times [2024-05-07 15:18:33,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:33,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:33,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:33,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1270447628, now seen corresponding path program 2 times [2024-05-07 15:18:33,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:33,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:33,890 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:34,366 INFO L85 PathProgramCache]: Analyzing trace with hash 707249939, now seen corresponding path program 3 times [2024-05-07 15:18:34,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:34,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:34,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:34,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1043061403, now seen corresponding path program 1 times [2024-05-07 15:18:34,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:34,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:34,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:34,899 INFO L85 PathProgramCache]: Analyzing trace with hash 319249643, now seen corresponding path program 1 times [2024-05-07 15:18:34,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:34,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:34,984 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:35,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1856238894, now seen corresponding path program 2 times [2024-05-07 15:18:35,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:35,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:18:35,612 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 15:18:35,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:35,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:35,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:18:35,850 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 15:18:35,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 15:18:35,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-07 15:18:36,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1426455513, now seen corresponding path program 4 times [2024-05-07 15:18:36,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:36,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:36,487 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:36,808 INFO L85 PathProgramCache]: Analyzing trace with hash 449911794, now seen corresponding path program 5 times [2024-05-07 15:18:36,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:36,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:36,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:18:37,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-07 15:18:37,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:37,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:18:37,831 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-07 15:18:37,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-07 15:18:37,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-07 15:18:38,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1426455513, now seen corresponding path program 6 times [2024-05-07 15:18:38,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:38,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:38,473 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:38,877 INFO L85 PathProgramCache]: Analyzing trace with hash -653152598, now seen corresponding path program 7 times [2024-05-07 15:18:38,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:38,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:18:40,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 15:18:40,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:40,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:18:42,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 15:18:43,374 INFO L85 PathProgramCache]: Analyzing trace with hash 707249939, now seen corresponding path program 8 times [2024-05-07 15:18:43,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:43,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:43,407 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:43,967 INFO L85 PathProgramCache]: Analyzing trace with hash -819581477, now seen corresponding path program 9 times [2024-05-07 15:18:43,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:43,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:44,022 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:44,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1269739845, now seen corresponding path program 2 times [2024-05-07 15:18:44,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:44,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:44,318 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:44,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1043061403, now seen corresponding path program 3 times [2024-05-07 15:18:44,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:44,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:44,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:44,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1306804672, now seen corresponding path program 3 times [2024-05-07 15:18:44,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:44,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:44,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:45,228 INFO L85 PathProgramCache]: Analyzing trace with hash 103560767, now seen corresponding path program 4 times [2024-05-07 15:18:45,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:45,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:45,269 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:45,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1581399178, now seen corresponding path program 5 times [2024-05-07 15:18:45,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:45,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:45,930 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:46,103 INFO L85 PathProgramCache]: Analyzing trace with hash -693802398, now seen corresponding path program 6 times [2024-05-07 15:18:46,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:46,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:46,191 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:46,498 INFO L85 PathProgramCache]: Analyzing trace with hash -693802398, now seen corresponding path program 7 times [2024-05-07 15:18:46,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:46,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:46,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:46,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1684295842, now seen corresponding path program 8 times [2024-05-07 15:18:46,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:46,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:46,895 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:47,171 INFO L85 PathProgramCache]: Analyzing trace with hash -33037533, now seen corresponding path program 9 times [2024-05-07 15:18:47,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:47,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:47,230 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:47,525 INFO L85 PathProgramCache]: Analyzing trace with hash -800221980, now seen corresponding path program 10 times [2024-05-07 15:18:47,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:47,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:47,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:48,292 INFO L85 PathProgramCache]: Analyzing trace with hash 344720783, now seen corresponding path program 11 times [2024-05-07 15:18:48,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:48,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:48,411 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:18:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:18:48,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1282248882, now seen corresponding path program 12 times [2024-05-07 15:18:48,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:48,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:18:58,993 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-07 15:18:58,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:18:58,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:18:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:19:09,328 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 15:19:09,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1282248882, now seen corresponding path program 13 times [2024-05-07 15:19:09,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:19:09,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:19:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:19:09,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:19:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:19:09,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1146451341, now seen corresponding path program 14 times [2024-05-07 15:19:09,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:19:09,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:19:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:19:10,016 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:19:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:19:10,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1146451341, now seen corresponding path program 15 times [2024-05-07 15:19:10,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:19:10,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:19:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:19:13,999 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-07 15:19:13,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:19:14,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:19:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:19:15,749 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-07 15:19:15,961 INFO L85 PathProgramCache]: Analyzing trace with hash -897145650, now seen corresponding path program 16 times [2024-05-07 15:19:15,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:19:15,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:19:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:19:16,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:19:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:19:16,394 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 15:19:16,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 15:19:16,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1369311509, now seen corresponding path program 1 times [2024-05-07 15:19:16,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 15:19:16,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121799350] [2024-05-07 15:19:16,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:19:16,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:19:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:19:16,891 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 94 proven. 8 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-05-07 15:19:16,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 15:19:16,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121799350] [2024-05-07 15:19:16,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121799350] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 15:19:16,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [131150046] [2024-05-07 15:19:16,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:19:16,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 15:19:16,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 15:19:16,934 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) [2024-05-07 15:19:16,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-07 15:19:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:19:17,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-07 15:19:17,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 15:19:17,463 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 56 proven. 27 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2024-05-07 15:19:17,464 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 15:19:17,626 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2024-05-07 15:19:17,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [131150046] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 15:19:17,627 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 15:19:17,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 13, 7] total 23 [2024-05-07 15:19:17,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103363834] [2024-05-07 15:19:17,629 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 15:19:17,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-05-07 15:19:17,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 15:19:17,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-05-07 15:19:17,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2024-05-07 15:19:17,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 15:19:17,639 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 15:19:17,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 7.434782608695652) internal successors, (171), 23 states have internal predecessors, (171), 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) [2024-05-07 15:19:17,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 15:19:18,994 INFO L85 PathProgramCache]: Analyzing trace with hash -159812589, now seen corresponding path program 1 times [2024-05-07 15:19:18,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:19:18,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:19:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:19:19,018 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:19:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:19:19,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-07 15:19:19,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-07 15:19:19,350 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,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36 [2024-05-07 15:19:19,351 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 15:19:19,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 15:19:19,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1000288946, now seen corresponding path program 2 times [2024-05-07 15:19:19,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 15:19:19,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077899029] [2024-05-07 15:19:19,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:19:19,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:19:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:19:25,090 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 15:19:25,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 15:19:25,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077899029] [2024-05-07 15:19:25,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077899029] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 15:19:25,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271134808] [2024-05-07 15:19:25,091 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-07 15:19:25,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 15:19:25,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 15:19:25,096 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) [2024-05-07 15:19:25,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-07 15:19:25,336 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-07 15:19:25,337 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 15:19:25,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 44 conjunts are in the unsatisfiable core [2024-05-07 15:19:25,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 15:19:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 15:19:29,812 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 15:20:18,387 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 15:20:18,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271134808] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 15:20:18,387 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 15:20:18,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 28, 30] total 80 [2024-05-07 15:20:18,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908547356] [2024-05-07 15:20:18,388 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 15:20:18,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2024-05-07 15:20:18,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 15:20:18,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2024-05-07 15:20:18,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=784, Invalid=5533, Unknown=3, NotChecked=0, Total=6320 [2024-05-07 15:20:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 15:20:18,393 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 15:20:18,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 3.625) internal successors, (290), 80 states have internal predecessors, (290), 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) [2024-05-07 15:20:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-07 15:20:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 15:20:53,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1985244176, now seen corresponding path program 17 times [2024-05-07 15:20:53,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:20:53,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:20:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:20:53,998 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 29 proven. 24 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-05-07 15:20:53,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:20:53,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:20:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:20:54,978 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 29 proven. 24 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-05-07 15:20:55,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1693970469, now seen corresponding path program 18 times [2024-05-07 15:20:55,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:20:55,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:20:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:20:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 96 proven. 12 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-05-07 15:20:56,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:20:56,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:20:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:20:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 68 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-07 15:20:58,009 INFO L85 PathProgramCache]: Analyzing trace with hash -113004941, now seen corresponding path program 19 times [2024-05-07 15:20:58,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:20:58,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:20:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:20:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 80 proven. 28 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-05-07 15:20:59,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:20:59,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:20:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:21:09,226 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 68 proven. 24 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-07 15:21:09,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1209027003, now seen corresponding path program 20 times [2024-05-07 15:21:09,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:09,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:09,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:21:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:09,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1174868256, now seen corresponding path program 21 times [2024-05-07 15:21:09,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:09,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:21:15,308 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 123 proven. 34 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-05-07 15:21:15,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:15,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:15,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:21:17,112 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 123 proven. 34 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-05-07 15:21:17,270 INFO L85 PathProgramCache]: Analyzing trace with hash -2061177243, now seen corresponding path program 22 times [2024-05-07 15:21:17,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:17,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:21:18,674 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 123 proven. 34 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-05-07 15:21:18,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:18,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:21:21,587 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 123 proven. 34 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-05-07 15:21:34,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1509517668, now seen corresponding path program 23 times [2024-05-07 15:21:34,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:34,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:34,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:21:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:34,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1052456756, now seen corresponding path program 24 times [2024-05-07 15:21:34,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:34,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:21:38,913 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 131 proven. 55 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-07 15:21:38,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:38,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 15:21:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 127 proven. 56 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-05-07 15:21:53,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1921518351, now seen corresponding path program 25 times [2024-05-07 15:21:53,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:53,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:54,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:21:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:55,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1118807049, now seen corresponding path program 26 times [2024-05-07 15:21:55,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:55,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:55,551 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:21:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:56,356 INFO L85 PathProgramCache]: Analyzing trace with hash 632658466, now seen corresponding path program 27 times [2024-05-07 15:21:56,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:56,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:56,923 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:21:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:57,560 INFO L85 PathProgramCache]: Analyzing trace with hash 969902289, now seen corresponding path program 28 times [2024-05-07 15:21:57,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:57,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:57,897 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:21:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:58,647 INFO L85 PathProgramCache]: Analyzing trace with hash 700299957, now seen corresponding path program 29 times [2024-05-07 15:21:58,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:58,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:21:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:58,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:21:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:21:59,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1123597141, now seen corresponding path program 30 times [2024-05-07 15:21:59,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:21:59,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:22:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:22:00,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:22:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:22:00,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1892356695, now seen corresponding path program 31 times [2024-05-07 15:22:00,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:22:00,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:22:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:22:01,264 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 15:22:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 15:22:01,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-07 15:22:01,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-07 15:22:01,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-07 15:22:02,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable40,SelfDestructingSolverStorable51,SelfDestructingSolverStorable41,SelfDestructingSolverStorable52,SelfDestructingSolverStorable42,SelfDestructingSolverStorable53,SelfDestructingSolverStorable43,SelfDestructingSolverStorable54,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44,SelfDestructingSolverStorable55,SelfDestructingSolverStorable45,SelfDestructingSolverStorable56,SelfDestructingSolverStorable46,SelfDestructingSolverStorable57,SelfDestructingSolverStorable47,SelfDestructingSolverStorable58,SelfDestructingSolverStorable37,SelfDestructingSolverStorable48,SelfDestructingSolverStorable38,SelfDestructingSolverStorable49,SelfDestructingSolverStorable39 [2024-05-07 15:22:02,181 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 15:22:02,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 15:22:02,181 INFO L85 PathProgramCache]: Analyzing trace with hash -951934028, now seen corresponding path program 3 times [2024-05-07 15:22:02,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 15:22:02,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113407391] [2024-05-07 15:22:02,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 15:22:02,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 15:22:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2024-05-07 15:32:10,491 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-07 15:32:10,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-05-07 15:32:10,492 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 252 with TraceHistMax 18,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-10-2-23-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-5-2-5-2-5-2-5-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-36-4-23-5-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-5-2-5-2-5-2-5-1 context. [2024-05-07 15:32:10,493 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-07 15:32:10,494 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-07 15:32:10,495 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-07 15:32:10,499 INFO L448 BasicCegarLoop]: Path program histogram: [31, 9, 3, 3, 1, 1] [2024-05-07 15:32:10,502 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 15:32:10,502 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 15:32:10,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 03:32:10 BasicIcfg [2024-05-07 15:32:10,506 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 15:32:10,506 INFO L158 Benchmark]: Toolchain (without parser) took 820251.98ms. Allocated memory was 158.3MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 89.7MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-05-07 15:32:10,506 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 158.3MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 15:32:10,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.79ms. Allocated memory is still 158.3MB. Free memory was 89.5MB in the beginning and 77.7MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-07 15:32:10,507 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.42ms. Allocated memory was 158.3MB in the beginning and 278.9MB in the end (delta: 120.6MB). Free memory was 77.7MB in the beginning and 249.7MB in the end (delta: -172.0MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. [2024-05-07 15:32:10,507 INFO L158 Benchmark]: Boogie Preprocessor took 36.43ms. Allocated memory is still 278.9MB. Free memory was 249.7MB in the beginning and 248.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 15:32:10,508 INFO L158 Benchmark]: RCFGBuilder took 492.69ms. Allocated memory is still 278.9MB. Free memory was 248.2MB in the beginning and 227.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-07 15:32:10,508 INFO L158 Benchmark]: TraceAbstraction took 819255.18ms. Allocated memory was 278.9MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 226.1MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-05-07 15:32:10,510 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 158.3MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 312.79ms. Allocated memory is still 158.3MB. Free memory was 89.5MB in the beginning and 77.7MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 137.42ms. Allocated memory was 158.3MB in the beginning and 278.9MB in the end (delta: 120.6MB). Free memory was 77.7MB in the beginning and 249.7MB in the end (delta: -172.0MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.43ms. Allocated memory is still 278.9MB. Free memory was 249.7MB in the beginning and 248.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 492.69ms. Allocated memory is still 278.9MB. Free memory was 248.2MB in the beginning and 227.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 819255.18ms. Allocated memory was 278.9MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 226.1MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12717, independent: 11566, independent conditional: 9466, independent unconditional: 2100, dependent: 1151, dependent conditional: 1133, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11808, independent: 11566, independent conditional: 9466, independent unconditional: 2100, dependent: 242, dependent conditional: 224, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11808, independent: 11566, independent conditional: 9466, independent unconditional: 2100, dependent: 242, dependent conditional: 224, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11808, independent: 11566, independent conditional: 9466, independent unconditional: 2100, dependent: 242, dependent conditional: 224, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12343, independent: 11566, independent conditional: 3076, independent unconditional: 8490, dependent: 777, dependent conditional: 468, dependent unconditional: 309, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12343, independent: 11566, independent conditional: 2482, independent unconditional: 9084, dependent: 777, dependent conditional: 375, dependent unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12343, independent: 11566, independent conditional: 2482, independent unconditional: 9084, dependent: 777, dependent conditional: 375, dependent unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 617, independent: 561, independent conditional: 58, independent unconditional: 503, dependent: 56, dependent conditional: 42, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 617, independent: 545, independent conditional: 0, independent unconditional: 545, dependent: 72, dependent conditional: 0, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 72, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 56, dependent conditional: 42, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 56, dependent conditional: 42, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, independent: 40, independent conditional: 40, independent unconditional: 0, dependent: 290, dependent conditional: 202, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12343, independent: 11005, independent conditional: 2424, independent unconditional: 8581, dependent: 721, dependent conditional: 333, dependent unconditional: 388, unknown: 617, unknown conditional: 100, unknown unconditional: 517] , Statistics on independence cache: Total cache size (in pairs): 617, Positive cache size: 561, Positive conditional cache size: 58, Positive unconditional cache size: 503, Negative cache size: 56, Negative conditional cache size: 42, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 687, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12343, independent: 11566, independent conditional: 3076, independent unconditional: 8490, dependent: 777, dependent conditional: 468, dependent unconditional: 309, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12343, independent: 11566, independent conditional: 2482, independent unconditional: 9084, dependent: 777, dependent conditional: 375, dependent unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12343, independent: 11566, independent conditional: 2482, independent unconditional: 9084, dependent: 777, dependent conditional: 375, dependent unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 617, independent: 561, independent conditional: 58, independent unconditional: 503, dependent: 56, dependent conditional: 42, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 617, independent: 545, independent conditional: 0, independent unconditional: 545, dependent: 72, dependent conditional: 0, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 72, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 56, dependent conditional: 42, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 56, dependent conditional: 42, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, independent: 40, independent conditional: 40, independent unconditional: 0, dependent: 290, dependent conditional: 202, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12343, independent: 11005, independent conditional: 2424, independent unconditional: 8581, dependent: 721, dependent conditional: 333, dependent unconditional: 388, unknown: 617, unknown conditional: 100, unknown unconditional: 517] , Statistics on independence cache: Total cache size (in pairs): 617, Positive cache size: 561, Positive conditional cache size: 58, Positive unconditional cache size: 503, Negative cache size: 56, Negative conditional cache size: 42, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 687 ], Independence queries for same thread: 909 - TimeoutResultAtElement [Line: 118]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 252 with TraceHistMax 18,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-10-2-23-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-5-2-5-2-5-2-5-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-36-4-23-5-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-5-2-5-2-5-2-5-1 context. - TimeoutResultAtElement [Line: 110]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 252 with TraceHistMax 18,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-10-2-23-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-5-2-5-2-5-2-5-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-36-4-23-5-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-5-2-5-2-5-2-5-1 context. - TimeoutResultAtElement [Line: 112]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 252 with TraceHistMax 18,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-10-2-23-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-5-2-5-2-5-2-5-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-36-4-23-5-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-5-2-5-2-5-2-5-1 context. - TimeoutResultAtElement [Line: 111]: Timeout (TraceAbstraction) [2024-05-07 15:32:10,516 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 [2024-05-07 15:32:10,516 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 Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 252 with TraceHistMax 18,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-10-2-23-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-5-2-5-2-5-2-5-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-36-4-23-5-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-5-2-5-2-5-2-5-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 132 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 819.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 31, EmptinessCheckTime: 150.0s, 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: 129, 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: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 59.7s InterpolantComputationTime, 536 NumberOfCodeBlocks, 536 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 798 ConstructedInterpolants, 0 QuantifiedInterpolants, 17335 SizeOfPredicates, 43 NumberOfNonLiveVariables, 567 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 6 InterpolantComputations, 0 PerfectInterpolantSequences, 743/924 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: 100.6s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 3, ConditionalCommutativityConditionCalculations: 59, ConditionalCommutativityTraceChecks: 45, ConditionalCommutativityImperfectProofs: 9 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown