/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 SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 20:09:55,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 20:09:55,598 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 20:09:55,601 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 20:09:55,602 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 20:09:55,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 20:09:55,630 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 20:09:55,630 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 20:09:55,631 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 20:09:55,634 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 20:09:55,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 20:09:55,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 20:09:55,634 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 20:09:55,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 20:09:55,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 20:09:55,636 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 20:09:55,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 20:09:55,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 20:09:55,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 20:09:55,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 20:09:55,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 20:09:55,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 20:09:55,637 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 20:09:55,637 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 20:09:55,637 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 20:09:55,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 20:09:55,637 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 20:09:55,638 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 20:09:55,638 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 20:09:55,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 20:09:55,639 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 20:09:55,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 20:09:55,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 20:09:55,639 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 20:09:55,639 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 20:09:55,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 20:09:55,640 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 20:09:55,640 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 20:09:55,640 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 20:09:55,640 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 20:09:55,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 20:09:55,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 20:09:55,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 20:09:55,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 20:09:55,879 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 20:09:55,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-06 20:09:56,911 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 20:09:57,095 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 20:09:57,096 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-06 20:09:57,105 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cfab7d73c/4069931fad2343f7bfc859d76d5e4569/FLAG364fcb6fa [2024-05-06 20:09:57,115 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cfab7d73c/4069931fad2343f7bfc859d76d5e4569 [2024-05-06 20:09:57,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 20:09:57,118 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 20:09:57,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 20:09:57,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 20:09:57,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 20:09:57,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@394b6332 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57, skipping insertion in model container [2024-05-06 20:09:57,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,159 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 20:09:57,361 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-06 20:09:57,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 20:09:57,496 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 20:09:57,507 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-06 20:09:57,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 20:09:57,564 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:09:57,564 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:09:57,570 INFO L206 MainTranslator]: Completed translation [2024-05-06 20:09:57,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57 WrapperNode [2024-05-06 20:09:57,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 20:09:57,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 20:09:57,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 20:09:57,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 20:09:57,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,600 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,620 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-05-06 20:09:57,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 20:09:57,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 20:09:57,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 20:09:57,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 20:09:57,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,656 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 20:09:57,656 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 20:09:57,656 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 20:09:57,656 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 20:09:57,657 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (1/1) ... [2024-05-06 20:09:57,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 20:09:57,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:09:57,685 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) [2024-05-06 20:09:57,702 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 [2024-05-06 20:09:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 20:09:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 20:09:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 20:09:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 20:09:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 20:09:57,723 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-06 20:09:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-06 20:09:57,723 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-06 20:09:57,723 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-06 20:09:57,723 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-06 20:09:57,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-06 20:09:57,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 20:09:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 20:09:57,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 20:09:57,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 20:09:57,726 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 20:09:57,848 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 20:09:57,852 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 20:09:57,964 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 20:09:57,970 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 20:09:57,971 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 20:09:57,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 08:09:57 BoogieIcfgContainer [2024-05-06 20:09:57,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 20:09:57,973 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 20:09:57,974 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 20:09:57,976 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 20:09:57,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 08:09:57" (1/3) ... [2024-05-06 20:09:57,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56fe4b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 08:09:57, skipping insertion in model container [2024-05-06 20:09:57,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:09:57" (2/3) ... [2024-05-06 20:09:57,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56fe4b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 08:09:57, skipping insertion in model container [2024-05-06 20:09:57,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 08:09:57" (3/3) ... [2024-05-06 20:09:57,977 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-06 20:09:57,983 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 20:09:57,990 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 20:09:57,990 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 20:09:57,990 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 20:09:58,031 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 20:09:58,061 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 20:09:58,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 20:09:58,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:09:58,063 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) [2024-05-06 20:09:58,063 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 [2024-05-06 20:09:58,088 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 20:09:58,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:09:58,098 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 20:09:58,103 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;@58a18556, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 20:09:58,103 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 20:09:58,139 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)] === [2024-05-06 20:09:58,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:09:58,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1806290203, now seen corresponding path program 1 times [2024-05-06 20:09:58,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:09:58,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891429686] [2024-05-06 20:09:58,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:09:58,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:09:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:09:58,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:09:58,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:09:58,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891429686] [2024-05-06 20:09:58,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891429686] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:09:58,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:09:58,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 20:09:58,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567511653] [2024-05-06 20:09:58,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:09:58,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 20:09:58,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:09:58,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 20:09:58,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 20:09:58,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:09:58,440 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:09:58,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 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) [2024-05-06 20:09:58,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:09:58,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:09:58,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 20:09:58,467 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)] === [2024-05-06 20:09:58,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:09:58,467 INFO L85 PathProgramCache]: Analyzing trace with hash 2045863333, now seen corresponding path program 1 times [2024-05-06 20:09:58,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:09:58,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354283561] [2024-05-06 20:09:58,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:09:58,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:09:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:09:58,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:09:58,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:09:58,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354283561] [2024-05-06 20:09:58,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354283561] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:09:58,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:09:58,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-06 20:09:58,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093543969] [2024-05-06 20:09:58,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:09:58,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 20:09:58,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:09:58,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 20:09:58,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-06 20:09:58,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:09:58,906 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:09:58,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 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) [2024-05-06 20:09:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:09:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:09:59,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1304272093, now seen corresponding path program 1 times [2024-05-06 20:09:59,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:09:59,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:09:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:09:59,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:09:59,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:09:59,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:09:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:09:59,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:09:59,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 20:09:59,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-06 20:09:59,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1874282194, now seen corresponding path program 1 times [2024-05-06 20:09:59,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:09:59,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:09:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:09:59,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:09:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:09:59,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:09:59,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:09:59,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-05-06 20:09:59,672 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)] === [2024-05-06 20:09:59,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:09:59,673 INFO L85 PathProgramCache]: Analyzing trace with hash 658209921, now seen corresponding path program 1 times [2024-05-06 20:09:59,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:09:59,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302332969] [2024-05-06 20:09:59,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:09:59,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:09:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:09:59,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:09:59,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:09:59,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302332969] [2024-05-06 20:09:59,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302332969] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:09:59,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:09:59,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 20:09:59,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987861858] [2024-05-06 20:09:59,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:09:59,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 20:09:59,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:09:59,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 20:09:59,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 20:09:59,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:09:59,896 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:09:59,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2024-05-06 20:09:59,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:09:59,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:09:59,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:10:00,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1874282194, now seen corresponding path program 2 times [2024-05-06 20:10:00,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:00,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:00,173 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:00,357 INFO L85 PathProgramCache]: Analyzing trace with hash -431483187, now seen corresponding path program 1 times [2024-05-06 20:10:00,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:00,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:00,372 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:00,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1046787089, now seen corresponding path program 1 times [2024-05-06 20:10:00,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:00,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:00,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:00,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1453745814, now seen corresponding path program 1 times [2024-05-06 20:10:00,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:00,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:10:00,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:10:00,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:00,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:10:00,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:10:00,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 20:10:00,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-05-06 20:10:00,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1874282194, now seen corresponding path program 3 times [2024-05-06 20:10:00,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:00,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:00,935 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:01,073 INFO L85 PathProgramCache]: Analyzing trace with hash -431483187, now seen corresponding path program 2 times [2024-05-06 20:10:01,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:01,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:01,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:01,082 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:01,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1046787089, now seen corresponding path program 2 times [2024-05-06 20:10:01,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:01,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:01,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:01,578 INFO L85 PathProgramCache]: Analyzing trace with hash -510407538, now seen corresponding path program 1 times [2024-05-06 20:10:01,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:01,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:01,587 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:01,782 INFO L85 PathProgramCache]: Analyzing trace with hash -433280429, now seen corresponding path program 1 times [2024-05-06 20:10:01,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:01,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:10:01,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:10:01,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:01,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:10:02,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:10:02,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 20:10:02,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-05-06 20:10:02,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1874282194, now seen corresponding path program 4 times [2024-05-06 20:10:02,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:02,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,333 INFO L85 PathProgramCache]: Analyzing trace with hash -510407538, now seen corresponding path program 2 times [2024-05-06 20:10:02,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:02,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,344 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1369008568, now seen corresponding path program 1 times [2024-05-06 20:10:02,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:02,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,457 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1429634969, now seen corresponding path program 1 times [2024-05-06 20:10:02,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:02,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,645 INFO L85 PathProgramCache]: Analyzing trace with hash 2124327248, now seen corresponding path program 1 times [2024-05-06 20:10:02,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:02,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1455493931, now seen corresponding path program 1 times [2024-05-06 20:10:02,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:02,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,793 INFO L85 PathProgramCache]: Analyzing trace with hash 91595985, now seen corresponding path program 1 times [2024-05-06 20:10:02,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:02,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,801 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1942617388, now seen corresponding path program 1 times [2024-05-06 20:10:02,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:02,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1045713544, now seen corresponding path program 1 times [2024-05-06 20:10:02,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:02,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:02,983 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1773819848, now seen corresponding path program 1 times [2024-05-06 20:10:04,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:04,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:04,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,087 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1027051314, now seen corresponding path program 1 times [2024-05-06 20:10:04,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:04,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,186 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1629437379, now seen corresponding path program 1 times [2024-05-06 20:10:04,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:04,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:04,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,267 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1022393830, now seen corresponding path program 1 times [2024-05-06 20:10:04,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:04,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,412 INFO L85 PathProgramCache]: Analyzing trace with hash -105566849, now seen corresponding path program 1 times [2024-05-06 20:10:04,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:04,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,477 INFO L85 PathProgramCache]: Analyzing trace with hash -834689305, now seen corresponding path program 1 times [2024-05-06 20:10:04,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:04,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1689493418, now seen corresponding path program 1 times [2024-05-06 20:10:04,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:04,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1746615566, now seen corresponding path program 1 times [2024-05-06 20:10:04,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:04,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:04,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,748 INFO L85 PathProgramCache]: Analyzing trace with hash 810707405, now seen corresponding path program 1 times [2024-05-06 20:10:04,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:04,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,755 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,882 INFO L85 PathProgramCache]: Analyzing trace with hash -805132135, now seen corresponding path program 1 times [2024-05-06 20:10:04,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:04,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:04,893 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 20:10:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 20:10:05,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:10:05,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:10:05,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 20:10:05,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable32,SelfDestructingSolverStorable11,SelfDestructingSolverStorable33,SelfDestructingSolverStorable12,SelfDestructingSolverStorable34,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable35,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-06 20:10:05,271 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-06 20:10:05,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:10:05,272 INFO L85 PathProgramCache]: Analyzing trace with hash -431334911, now seen corresponding path program 2 times [2024-05-06 20:10:05,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:10:05,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951324484] [2024-05-06 20:10:05,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:05,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:10:05,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:10:05,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:10:05,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951324484] [2024-05-06 20:10:05,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951324484] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:10:05,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:10:05,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-06 20:10:05,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087936920] [2024-05-06 20:10:05,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:10:05,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 20:10:05,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:10:05,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 20:10:05,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-06 20:10:05,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:10:05,377 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:10:05,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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) [2024-05-06 20:10:05,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:10:05,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:10:05,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 20:10:05,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:10:06,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:10:06,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:10:06,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 20:10:06,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 20:10:06,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-05-06 20:10:06,237 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-06 20:10:06,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:10:06,237 INFO L85 PathProgramCache]: Analyzing trace with hash -1208383767, now seen corresponding path program 3 times [2024-05-06 20:10:06,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:10:06,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910857518] [2024-05-06 20:10:06,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:10:06,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:10:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:10:06,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:10:06,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:10:06,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910857518] [2024-05-06 20:10:06,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910857518] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:10:06,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:10:06,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 20:10:06,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584232827] [2024-05-06 20:10:06,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:10:06,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 20:10:06,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:10:06,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 20:10:06,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 20:10:06,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:10:06,394 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:10:06,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2024-05-06 20:10:06,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:10:06,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:10:06,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 20:10:06,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 20:10:06,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:10:07,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:10:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:10:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 20:10:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 20:10:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 20:10:07,511 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-06 20:10:07,512 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-06 20:10:07,512 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-06 20:10:07,512 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-06 20:10:07,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-05-06 20:10:07,520 INFO L448 BasicCegarLoop]: Path program histogram: [4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 20:10:07,522 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 20:10:07,523 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 20:10:07,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 08:10:07 BasicIcfg [2024-05-06 20:10:07,525 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 20:10:07,526 INFO L158 Benchmark]: Toolchain (without parser) took 10408.07ms. Allocated memory was 173.0MB in the beginning and 595.6MB in the end (delta: 422.6MB). Free memory was 100.0MB in the beginning and 460.5MB in the end (delta: -360.5MB). Peak memory consumption was 63.2MB. Max. memory is 8.0GB. [2024-05-06 20:10:07,526 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 173.0MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 20:10:07,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.09ms. Allocated memory is still 173.0MB. Free memory was 99.8MB in the beginning and 131.2MB in the end (delta: -31.4MB). Peak memory consumption was 16.7MB. Max. memory is 8.0GB. [2024-05-06 20:10:07,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.96ms. Allocated memory is still 173.0MB. Free memory was 131.2MB in the beginning and 129.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 20:10:07,526 INFO L158 Benchmark]: Boogie Preprocessor took 34.32ms. Allocated memory is still 173.0MB. Free memory was 129.1MB in the beginning and 127.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 20:10:07,527 INFO L158 Benchmark]: RCFGBuilder took 315.77ms. Allocated memory is still 173.0MB. Free memory was 127.5MB in the beginning and 113.4MB in the end (delta: 14.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-06 20:10:07,527 INFO L158 Benchmark]: TraceAbstraction took 9551.97ms. Allocated memory was 173.0MB in the beginning and 595.6MB in the end (delta: 422.6MB). Free memory was 112.4MB in the beginning and 460.5MB in the end (delta: -348.1MB). Peak memory consumption was 74.8MB. Max. memory is 8.0GB. [2024-05-06 20:10:07,528 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 173.0MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 452.09ms. Allocated memory is still 173.0MB. Free memory was 99.8MB in the beginning and 131.2MB in the end (delta: -31.4MB). Peak memory consumption was 16.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.96ms. Allocated memory is still 173.0MB. Free memory was 131.2MB in the beginning and 129.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.32ms. Allocated memory is still 173.0MB. Free memory was 129.1MB in the beginning and 127.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 315.77ms. Allocated memory is still 173.0MB. Free memory was 127.5MB in the beginning and 113.4MB in the end (delta: 14.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 9551.97ms. Allocated memory was 173.0MB in the beginning and 595.6MB in the end (delta: 422.6MB). Free memory was 112.4MB in the beginning and 460.5MB in the end (delta: -348.1MB). Peak memory consumption was 74.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 167599, independent: 165560, independent conditional: 165391, independent unconditional: 169, dependent: 2039, dependent conditional: 2039, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 167433, independent: 165560, independent conditional: 165391, independent unconditional: 169, dependent: 1873, dependent conditional: 1873, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 167433, independent: 165560, independent conditional: 165391, independent unconditional: 169, dependent: 1873, dependent conditional: 1873, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 167433, independent: 165560, independent conditional: 165391, independent unconditional: 169, dependent: 1873, dependent conditional: 1873, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 173450, independent: 165560, independent conditional: 79346, independent unconditional: 86214, dependent: 7890, dependent conditional: 6019, dependent unconditional: 1871, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 173450, independent: 165560, independent conditional: 28006, independent unconditional: 137554, dependent: 7890, dependent conditional: 2121, dependent unconditional: 5769, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173450, independent: 165560, independent conditional: 28006, independent unconditional: 137554, dependent: 7890, dependent conditional: 2121, dependent unconditional: 5769, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1088, independent: 1061, independent conditional: 161, independent unconditional: 900, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1088, independent: 1037, independent conditional: 0, independent unconditional: 1037, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 51, independent: 24, independent conditional: 20, independent unconditional: 4, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, independent: 24, independent conditional: 20, independent unconditional: 4, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 81, independent: 27, independent conditional: 24, independent unconditional: 3, dependent: 54, dependent conditional: 37, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 173450, independent: 164499, independent conditional: 27845, independent unconditional: 136654, dependent: 7863, dependent conditional: 2108, dependent unconditional: 5755, unknown: 1088, unknown conditional: 174, unknown unconditional: 914] , Statistics on independence cache: Total cache size (in pairs): 1088, Positive cache size: 1061, Positive conditional cache size: 161, Positive unconditional cache size: 900, Negative cache size: 27, Negative conditional cache size: 13, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 55238, Maximal queried relation: 7, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 173450, independent: 165560, independent conditional: 79346, independent unconditional: 86214, dependent: 7890, dependent conditional: 6019, dependent unconditional: 1871, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 173450, independent: 165560, independent conditional: 28006, independent unconditional: 137554, dependent: 7890, dependent conditional: 2121, dependent unconditional: 5769, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173450, independent: 165560, independent conditional: 28006, independent unconditional: 137554, dependent: 7890, dependent conditional: 2121, dependent unconditional: 5769, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1088, independent: 1061, independent conditional: 161, independent unconditional: 900, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1088, independent: 1037, independent conditional: 0, independent unconditional: 1037, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 51, independent: 24, independent conditional: 20, independent unconditional: 4, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, independent: 24, independent conditional: 20, independent unconditional: 4, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 81, independent: 27, independent conditional: 24, independent unconditional: 3, dependent: 54, dependent conditional: 37, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 173450, independent: 164499, independent conditional: 27845, independent unconditional: 136654, dependent: 7863, dependent conditional: 2108, dependent unconditional: 5755, unknown: 1088, unknown conditional: 174, unknown unconditional: 914] , Statistics on independence cache: Total cache size (in pairs): 1088, Positive cache size: 1061, Positive conditional cache size: 161, Positive unconditional cache size: 900, Negative cache size: 27, Negative conditional cache size: 13, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 55238 ], Independence queries for same thread: 166 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 115 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 9.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 8.2s, 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: 37, 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, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 326 ConstructedInterpolants, 0 QuantifiedInterpolants, 786 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: 5.6s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 3, ConditionalCommutativityConditionCalculations: 80, ConditionalCommutativityTraceChecks: 30, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 20:10:07,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-06 20:10:07,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...