/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/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 12:32:36,729 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 12:32:36,819 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 12:32:36,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 12:32:36,823 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 12:32:36,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 12:32:36,845 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 12:32:36,845 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 12:32:36,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 12:32:36,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 12:32:36,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 12:32:36,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 12:32:36,849 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 12:32:36,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 12:32:36,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 12:32:36,851 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 12:32:36,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 12:32:36,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 12:32:36,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 12:32:36,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 12:32:36,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 12:32:36,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 12:32:36,852 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 12:32:36,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 12:32:36,852 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 12:32:36,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 12:32:36,852 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 12:32:36,853 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 12:32:36,853 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 12:32:36,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 12:32:36,854 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 12:32:36,854 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 12:32:36,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 12:32:36,854 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 12:32:36,854 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 12:32:36,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 12:32:36,854 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 12:32:36,855 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 12:32:36,855 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 12:32:36,855 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 12:32:37,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 12:32:37,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 12:32:37,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 12:32:37,083 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 12:32:37,084 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 12:32:37,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 12:32:38,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 12:32:38,410 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 12:32:38,410 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 12:32:38,430 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/147baba22/1f08caf79c5e4e8092ebbc5af8f9548a/FLAGe103f7498 [2024-05-07 12:32:38,440 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/147baba22/1f08caf79c5e4e8092ebbc5af8f9548a [2024-05-07 12:32:38,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 12:32:38,443 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 12:32:38,465 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 12:32:38,465 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 12:32:38,471 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 12:32:38,472 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,473 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6504187a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38, skipping insertion in model container [2024-05-07 12:32:38,473 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,513 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 12:32:38,627 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/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-07 12:32:38,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 12:32:38,780 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 12:32:38,792 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/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-07 12:32:38,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 12:32:38,856 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 12:32:38,857 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 12:32:38,863 INFO L206 MainTranslator]: Completed translation [2024-05-07 12:32:38,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38 WrapperNode [2024-05-07 12:32:38,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 12:32:38,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 12:32:38,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 12:32:38,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 12:32:38,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,896 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,915 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-07 12:32:38,915 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 12:32:38,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 12:32:38,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 12:32:38,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 12:32:38,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,937 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,937 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,943 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 12:32:38,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 12:32:38,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 12:32:38,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 12:32:38,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (1/1) ... [2024-05-07 12:32:38,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 12:32:38,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 12:32:38,997 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 12:32:39,012 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 12:32:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 12:32:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 12:32:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 12:32:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 12:32:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 12:32:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 12:32:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 12:32:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 12:32:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 12:32:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-07 12:32:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-07 12:32:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 12:32:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 12:32:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 12:32:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 12:32:39,043 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 12:32:39,142 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 12:32:39,147 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 12:32:39,272 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 12:32:39,280 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 12:32:39,281 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 12:32:39,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 12:32:39 BoogieIcfgContainer [2024-05-07 12:32:39,282 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 12:32:39,284 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 12:32:39,284 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 12:32:39,286 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 12:32:39,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 12:32:38" (1/3) ... [2024-05-07 12:32:39,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea00189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 12:32:39, skipping insertion in model container [2024-05-07 12:32:39,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:32:38" (2/3) ... [2024-05-07 12:32:39,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea00189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 12:32:39, skipping insertion in model container [2024-05-07 12:32:39,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 12:32:39" (3/3) ... [2024-05-07 12:32:39,288 INFO L112 eAbstractionObserver]: Analyzing ICFG safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 12:32:39,297 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 12:32:39,305 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 12:32:39,305 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 12:32:39,305 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 12:32:39,360 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 12:32:39,397 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 12:32:39,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 12:32:39,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 12:32:39,399 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 12:32:39,412 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 12:32:39,442 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 12:32:39,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:32:39,462 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 12:32:39,471 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;@ed2e6a9, 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 12:32:39,474 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 12:32:39,530 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 12:32:39,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:32:39,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1765759485, now seen corresponding path program 1 times [2024-05-07 12:32:39,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:32:39,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767364438] [2024-05-07 12:32:39,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:39,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:32:39,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:32:39,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:32:39,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767364438] [2024-05-07 12:32:39,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767364438] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:32:39,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:32:39,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 12:32:39,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117842912] [2024-05-07 12:32:39,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:32:39,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 12:32:39,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:32:39,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 12:32:39,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 12:32:39,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:39,855 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:32:39,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 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 12:32:39,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:39,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:39,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 12:32:39,880 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 12:32:39,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:32:39,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1974142207, now seen corresponding path program 1 times [2024-05-07 12:32:39,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:32:39,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968225697] [2024-05-07 12:32:39,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:39,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:32:40,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:32:40,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:32:40,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968225697] [2024-05-07 12:32:40,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968225697] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:32:40,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:32:40,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 12:32:40,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407780812] [2024-05-07 12:32:40,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:32:40,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 12:32:40,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:32:40,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 12:32:40,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-07 12:32:40,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:40,398 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:32:40,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 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 12:32:40,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:40,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:40,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:40,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 12:32:40,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-07 12:32:40,596 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 12:32:40,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:32:40,597 INFO L85 PathProgramCache]: Analyzing trace with hash -380069440, now seen corresponding path program 1 times [2024-05-07 12:32:40,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:32:40,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641307376] [2024-05-07 12:32:40,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:40,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:32:40,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:32:40,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:32:40,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641307376] [2024-05-07 12:32:40,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641307376] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:32:40,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:32:40,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 12:32:40,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000438247] [2024-05-07 12:32:40,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:32:40,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 12:32:40,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:32:40,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 12:32:40,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 12:32:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:40,842 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:32:40,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 12:32:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 12:32:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:41,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1438000536, now seen corresponding path program 1 times [2024-05-07 12:32:41,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:41,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:32:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:32:41,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:41,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:32:41,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:32:41,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 12:32:41,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-05-07 12:32:41,580 INFO L85 PathProgramCache]: Analyzing trace with hash -283309863, now seen corresponding path program 1 times [2024-05-07 12:32:41,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:41,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:41,596 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:41,702 INFO L85 PathProgramCache]: Analyzing trace with hash 361471003, now seen corresponding path program 1 times [2024-05-07 12:32:41,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:41,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:41,722 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:42,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1265097459, now seen corresponding path program 1 times [2024-05-07 12:32:42,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:42,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:42,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:42,284 INFO L85 PathProgramCache]: Analyzing trace with hash 836843186, now seen corresponding path program 1 times [2024-05-07 12:32:42,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:42,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:32:42,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:32:42,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:42,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:32:42,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:32:42,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 12:32:42,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-07 12:32:42,686 INFO L85 PathProgramCache]: Analyzing trace with hash -420384456, now seen corresponding path program 1 times [2024-05-07 12:32:42,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:42,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:42,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:42,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1265097459, now seen corresponding path program 2 times [2024-05-07 12:32:42,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:42,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:42,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1841924918, now seen corresponding path program 1 times [2024-05-07 12:32:43,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:43,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1444890337, now seen corresponding path program 1 times [2024-05-07 12:32:43,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:43,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1570630030, now seen corresponding path program 1 times [2024-05-07 12:32:43,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:43,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,281 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1436138861, now seen corresponding path program 1 times [2024-05-07 12:32:43,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:43,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,383 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,522 INFO L85 PathProgramCache]: Analyzing trace with hash 801493557, now seen corresponding path program 1 times [2024-05-07 12:32:43,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:43,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,529 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,596 INFO L85 PathProgramCache]: Analyzing trace with hash 302949334, now seen corresponding path program 1 times [2024-05-07 12:32:43,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:43,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,604 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,717 INFO L85 PathProgramCache]: Analyzing trace with hash 691520574, now seen corresponding path program 1 times [2024-05-07 12:32:43,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:43,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:43,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:44,090 INFO L85 PathProgramCache]: Analyzing trace with hash 456503254, now seen corresponding path program 1 times [2024-05-07 12:32:44,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:44,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:44,100 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:44,882 INFO L85 PathProgramCache]: Analyzing trace with hash 756759680, now seen corresponding path program 1 times [2024-05-07 12:32:44,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:44,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:44,889 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:44,983 INFO L85 PathProgramCache]: Analyzing trace with hash -2065442981, now seen corresponding path program 1 times [2024-05-07 12:32:44,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:44,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:44,991 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,068 INFO L85 PathProgramCache]: Analyzing trace with hash -2144837092, now seen corresponding path program 1 times [2024-05-07 12:32:45,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:45,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1006355184, now seen corresponding path program 1 times [2024-05-07 12:32:45,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:45,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,231 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1833578427, now seen corresponding path program 1 times [2024-05-07 12:32:45,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:45,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,300 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1237915482, now seen corresponding path program 1 times [2024-05-07 12:32:45,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:45,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,559 INFO L85 PathProgramCache]: Analyzing trace with hash 732669423, now seen corresponding path program 1 times [2024-05-07 12:32:45,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:45,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,568 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,659 INFO L85 PathProgramCache]: Analyzing trace with hash -392007416, now seen corresponding path program 1 times [2024-05-07 12:32:45,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:45,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,674 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,771 INFO L85 PathProgramCache]: Analyzing trace with hash 680091271, now seen corresponding path program 1 times [2024-05-07 12:32:45,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:45,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:45,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1006293184, now seen corresponding path program 1 times [2024-05-07 12:32:45,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:45,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,871 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,942 INFO L85 PathProgramCache]: Analyzing trace with hash 2137357647, now seen corresponding path program 1 times [2024-05-07 12:32:45,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:45,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:45,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:46,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1089358996, now seen corresponding path program 1 times [2024-05-07 12:32:46,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:46,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:46,294 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:46,436 INFO L85 PathProgramCache]: Analyzing trace with hash 2087540400, now seen corresponding path program 1 times [2024-05-07 12:32:46,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:46,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:46,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:46,516 INFO L85 PathProgramCache]: Analyzing trace with hash 344435602, now seen corresponding path program 1 times [2024-05-07 12:32:46,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:46,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:46,522 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:46,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1396585537, now seen corresponding path program 1 times [2024-05-07 12:32:46,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:46,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:46,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 12:32:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 12:32:47,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:47,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 12:32:47,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 12:32:47,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable32,SelfDestructingSolverStorable11,SelfDestructingSolverStorable33,SelfDestructingSolverStorable12,SelfDestructingSolverStorable34,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-07 12:32:47,383 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)] === [2024-05-07 12:32:47,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:32:47,384 INFO L85 PathProgramCache]: Analyzing trace with hash -767146703, now seen corresponding path program 1 times [2024-05-07 12:32:47,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:32:47,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093147368] [2024-05-07 12:32:47,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:47,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:32:47,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:32:47,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:32:47,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093147368] [2024-05-07 12:32:47,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093147368] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:32:47,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:32:47,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 12:32:47,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73451044] [2024-05-07 12:32:47,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:32:47,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 12:32:47,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:32:47,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 12:32:47,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-07 12:32:47,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:47,488 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:32:47,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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 12:32:47,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:47,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-07 12:32:47,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-07 12:32:47,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:48,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:48,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 12:32:48,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 12:32:48,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 12:32:48,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-05-07 12:32:48,823 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)] === [2024-05-07 12:32:48,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 12:32:48,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1555204803, now seen corresponding path program 2 times [2024-05-07 12:32:48,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 12:32:48,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576817855] [2024-05-07 12:32:48,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 12:32:48,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 12:32:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 12:32:48,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 12:32:48,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 12:32:48,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576817855] [2024-05-07 12:32:48,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576817855] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 12:32:48,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 12:32:48,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 12:32:48,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126823945] [2024-05-07 12:32:48,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 12:32:48,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 12:32:48,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 12:32:48,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 12:32:48,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-07 12:32:48,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:48,973 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 12:32:48,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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 12:32:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-07 12:32:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-07 12:32:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 12:32:48,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:50,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 12:32:50,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 12:32:50,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 12:32:50,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 12:32:50,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-07 12:32:50,297 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-07 12:32:50,298 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-07 12:32:50,298 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-07 12:32:50,298 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-07 12:32:50,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-05-07 12:32:50,302 INFO L448 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 12:32:50,304 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 12:32:50,304 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 12:32:50,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 12:32:50 BasicIcfg [2024-05-07 12:32:50,307 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 12:32:50,307 INFO L158 Benchmark]: Toolchain (without parser) took 11863.71ms. Allocated memory was 223.3MB in the beginning and 846.2MB in the end (delta: 622.9MB). Free memory was 151.7MB in the beginning and 624.8MB in the end (delta: -473.1MB). Peak memory consumption was 150.8MB. Max. memory is 8.0GB. [2024-05-07 12:32:50,307 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 223.3MB. Free memory is still 185.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 12:32:50,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.27ms. Allocated memory is still 343.9MB. Free memory was 314.8MB in the beginning and 294.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-07 12:32:50,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.14ms. Allocated memory is still 343.9MB. Free memory was 294.4MB in the beginning and 292.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 12:32:50,308 INFO L158 Benchmark]: Boogie Preprocessor took 28.79ms. Allocated memory is still 343.9MB. Free memory was 292.3MB in the beginning and 290.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 12:32:50,308 INFO L158 Benchmark]: RCFGBuilder took 336.55ms. Allocated memory is still 343.9MB. Free memory was 290.7MB in the beginning and 275.5MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2024-05-07 12:32:50,308 INFO L158 Benchmark]: TraceAbstraction took 11022.56ms. Allocated memory was 343.9MB in the beginning and 846.2MB in the end (delta: 502.3MB). Free memory was 273.9MB in the beginning and 624.8MB in the end (delta: -350.9MB). Peak memory consumption was 151.4MB. Max. memory is 8.0GB. [2024-05-07 12:32:50,309 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 223.3MB. Free memory is still 185.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 398.27ms. Allocated memory is still 343.9MB. Free memory was 314.8MB in the beginning and 294.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.14ms. Allocated memory is still 343.9MB. Free memory was 294.4MB in the beginning and 292.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.79ms. Allocated memory is still 343.9MB. Free memory was 292.3MB in the beginning and 290.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 336.55ms. Allocated memory is still 343.9MB. Free memory was 290.7MB in the beginning and 275.5MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 11022.56ms. Allocated memory was 343.9MB in the beginning and 846.2MB in the end (delta: 502.3MB). Free memory was 273.9MB in the beginning and 624.8MB in the end (delta: -350.9MB). Peak memory consumption was 151.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 248284, independent: 245299, independent conditional: 245118, independent unconditional: 181, dependent: 2985, dependent conditional: 2985, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 248057, independent: 245299, independent conditional: 245118, independent unconditional: 181, dependent: 2758, dependent conditional: 2758, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 248057, independent: 245299, independent conditional: 245118, independent unconditional: 181, dependent: 2758, dependent conditional: 2758, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 248057, independent: 245299, independent conditional: 245118, independent unconditional: 181, dependent: 2758, dependent conditional: 2758, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 256642, independent: 245299, independent conditional: 117474, independent unconditional: 127825, dependent: 11343, dependent conditional: 8586, dependent unconditional: 2757, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 256642, independent: 245299, independent conditional: 42145, independent unconditional: 203154, dependent: 11343, dependent conditional: 3064, dependent unconditional: 8279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 256642, independent: 245299, independent conditional: 42145, independent unconditional: 203154, dependent: 11343, dependent conditional: 3064, dependent unconditional: 8279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1072, independent: 1036, independent conditional: 166, independent unconditional: 870, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1072, independent: 1013, independent conditional: 0, independent unconditional: 1013, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 59, independent: 23, independent conditional: 19, independent unconditional: 4, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, independent: 23, independent conditional: 19, independent unconditional: 4, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 85, independent: 26, independent conditional: 23, independent unconditional: 3, dependent: 59, dependent conditional: 43, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 256642, independent: 244263, independent conditional: 41979, independent unconditional: 202284, dependent: 11307, dependent conditional: 3044, dependent unconditional: 8263, unknown: 1072, unknown conditional: 186, unknown unconditional: 886] , Statistics on independence cache: Total cache size (in pairs): 1072, Positive cache size: 1036, Positive conditional cache size: 166, Positive unconditional cache size: 870, Negative cache size: 36, Negative conditional cache size: 20, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 80851, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 256642, independent: 245299, independent conditional: 117474, independent unconditional: 127825, dependent: 11343, dependent conditional: 8586, dependent unconditional: 2757, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 256642, independent: 245299, independent conditional: 42145, independent unconditional: 203154, dependent: 11343, dependent conditional: 3064, dependent unconditional: 8279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 256642, independent: 245299, independent conditional: 42145, independent unconditional: 203154, dependent: 11343, dependent conditional: 3064, dependent unconditional: 8279, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1072, independent: 1036, independent conditional: 166, independent unconditional: 870, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1072, independent: 1013, independent conditional: 0, independent unconditional: 1013, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 59, independent: 23, independent conditional: 19, independent unconditional: 4, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, independent: 23, independent conditional: 19, independent unconditional: 4, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 85, independent: 26, independent conditional: 23, independent unconditional: 3, dependent: 59, dependent conditional: 43, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 256642, independent: 244263, independent conditional: 41979, independent unconditional: 202284, dependent: 11307, dependent conditional: 3044, dependent unconditional: 8263, unknown: 1072, unknown conditional: 186, unknown unconditional: 886] , Statistics on independence cache: Total cache size (in pairs): 1072, Positive cache size: 1036, Positive conditional cache size: 166, Positive unconditional cache size: 870, Negative cache size: 36, Negative conditional cache size: 20, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 80851 ], Independence queries for same thread: 227 - 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, 118 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 10.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 9.5s, 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: 47, 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, 1.1s InterpolantComputationTime, 338 NumberOfCodeBlocks, 338 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 333 ConstructedInterpolants, 0 QuantifiedInterpolants, 1497 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: 6.2s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityConditionCalculations: 90, ConditionalCommutativityTraceChecks: 30, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 12:32:50,322 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 [2024-05-07 12:32:50,529 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...