/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 20 --traceabstraction.seed.for.random.criterion 546 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/test-hard1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-06 03:11:47,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-06 03:11:47,479 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-06 03:11:47,482 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-06 03:11:47,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-06 03:11:47,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-06 03:11:47,500 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-06 03:11:47,500 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-06 03:11:47,500 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-06 03:11:47,501 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-06 03:11:47,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-06 03:11:47,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-06 03:11:47,501 INFO L153 SettingsManager]: * Use SBE=true [2024-04-06 03:11:47,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-06 03:11:47,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-06 03:11:47,502 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-06 03:11:47,502 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-06 03:11:47,503 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-06 03:11:47,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-06 03:11:47,503 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-06 03:11:47,503 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-06 03:11:47,504 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-06 03:11:47,504 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-06 03:11:47,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-06 03:11:47,504 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-06 03:11:47,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-06 03:11:47,505 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-06 03:11:47,505 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-06 03:11:47,505 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-06 03:11:47,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 03:11:47,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-06 03:11:47,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-06 03:11:47,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-06 03:11:47,506 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-06 03:11:47,506 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-06 03:11:47,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-06 03:11:47,507 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-06 03:11:47,507 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-06 03:11:47,507 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-06 03:11:47,507 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-06 03:11:47,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-06 03:11:47,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-06 03:11:47,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-06 03:11:47,695 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-06 03:11:47,696 INFO L274 PluginConnector]: CDTParser initialized [2024-04-06 03:11:47,696 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/test-hard1.wvr.c [2024-04-06 03:11:48,719 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-06 03:11:48,919 INFO L384 CDTParser]: Found 1 translation units. [2024-04-06 03:11:48,919 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c [2024-04-06 03:11:48,927 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1a80df057/3c869ac2018148369a93aac19bcbad5f/FLAGbc2339d8e [2024-04-06 03:11:48,942 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1a80df057/3c869ac2018148369a93aac19bcbad5f [2024-04-06 03:11:48,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-06 03:11:48,947 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-06 03:11:48,948 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-06 03:11:48,948 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-06 03:11:48,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-06 03:11:48,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 03:11:48" (1/1) ... [2024-04-06 03:11:48,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ca1198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:48, skipping insertion in model container [2024-04-06 03:11:48,958 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 03:11:48" (1/1) ... [2024-04-06 03:11:48,984 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-06 03:11:49,128 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c[3373,3386] [2024-04-06 03:11:49,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 03:11:49,137 INFO L202 MainTranslator]: Completed pre-run [2024-04-06 03:11:49,154 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c[3373,3386] [2024-04-06 03:11:49,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 03:11:49,160 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 03:11:49,160 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 03:11:49,166 INFO L206 MainTranslator]: Completed translation [2024-04-06 03:11:49,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49 WrapperNode [2024-04-06 03:11:49,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-06 03:11:49,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-06 03:11:49,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-06 03:11:49,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-06 03:11:49,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,192 INFO L138 Inliner]: procedures = 24, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2024-04-06 03:11:49,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-06 03:11:49,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-06 03:11:49,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-06 03:11:49,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-06 03:11:49,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,225 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,229 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-06 03:11:49,229 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-06 03:11:49,229 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-06 03:11:49,229 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-06 03:11:49,230 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (1/1) ... [2024-04-06 03:11:49,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 03:11:49,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 03:11:49,269 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) [2024-04-06 03:11:49,286 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 [2024-04-06 03:11:49,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-06 03:11:49,304 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-06 03:11:49,305 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-06 03:11:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-06 03:11:49,305 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-06 03:11:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-06 03:11:49,305 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-06 03:11:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-06 03:11:49,305 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-06 03:11:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-06 03:11:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-06 03:11:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-06 03:11:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-06 03:11:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-06 03:11:49,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-06 03:11:49,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-06 03:11:49,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-06 03:11:49,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-06 03:11:49,307 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-06 03:11:49,381 INFO L241 CfgBuilder]: Building ICFG [2024-04-06 03:11:49,383 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-06 03:11:49,616 INFO L282 CfgBuilder]: Performing block encoding [2024-04-06 03:11:49,677 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-06 03:11:49,677 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-06 03:11:49,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 03:11:49 BoogieIcfgContainer [2024-04-06 03:11:49,679 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-06 03:11:49,681 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-06 03:11:49,681 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-06 03:11:49,684 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-06 03:11:49,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 03:11:48" (1/3) ... [2024-04-06 03:11:49,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34012cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 03:11:49, skipping insertion in model container [2024-04-06 03:11:49,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 03:11:49" (2/3) ... [2024-04-06 03:11:49,686 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34012cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 03:11:49, skipping insertion in model container [2024-04-06 03:11:49,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 03:11:49" (3/3) ... [2024-04-06 03:11:49,687 INFO L112 eAbstractionObserver]: Analyzing ICFG test-hard1.wvr.c [2024-04-06 03:11:49,694 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-06 03:11:49,702 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-06 03:11:49,702 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-06 03:11:49,702 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-06 03:11:49,754 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-06 03:11:49,786 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-06 03:11:49,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-06 03:11:49,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 03:11:49,788 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) [2024-04-06 03:11:49,804 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 [2024-04-06 03:11:49,834 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-06 03:11:49,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 03:11:49,844 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-06 03:11:49,850 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;@5d473a97, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-06 03:11:49,850 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-06 03:11:51,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1117227764, now seen corresponding path program 1 times [2024-04-06 03:11:51,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:11:51,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:11:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:11:51,453 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-06 03:11:51,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:11:51,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:11:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:11:51,513 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-06 03:11:51,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-06 03:11:51,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-06 03:11:51,920 INFO L85 PathProgramCache]: Analyzing trace with hash -115926669, now seen corresponding path program 1 times [2024-04-06 03:11:51,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:11:51,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:11:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:11:54,929 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 03:11:54,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:11:54,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:11:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:11:56,649 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 03:11:56,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1047679360, now seen corresponding path program 2 times [2024-04-06 03:11:56,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:11:56,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:11:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:11:56,833 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:11:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:11:57,099 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 2 more)] === [2024-04-06 03:11:57,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 03:11:57,100 INFO L85 PathProgramCache]: Analyzing trace with hash 851921736, now seen corresponding path program 1 times [2024-04-06 03:11:57,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 03:11:57,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699351236] [2024-04-06 03:11:57,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:11:57,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:11:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:11:57,340 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-04-06 03:11:57,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 03:11:57,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699351236] [2024-04-06 03:11:57,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699351236] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 03:11:57,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 03:11:57,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-06 03:11:57,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706025098] [2024-04-06 03:11:57,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 03:11:57,345 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 03:11:57,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 03:11:57,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 03:11:57,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-06 03:11:57,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:11:57,363 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 03:11:57,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2024-04-06 03:11:57,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:11:57,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1682035231, now seen corresponding path program 1 times [2024-04-06 03:11:57,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:11:57,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:11:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:11:59,330 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 03:11:59,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:11:59,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:11:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 38 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-06 03:12:01,313 INFO L85 PathProgramCache]: Analyzing trace with hash -708792967, now seen corresponding path program 1 times [2024-04-06 03:12:01,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:01,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:04,870 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 03:12:04,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:04,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:08,376 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 5 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 03:12:08,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1927444011, now seen corresponding path program 3 times [2024-04-06 03:12:08,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:08,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:11,871 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 4 proven. 62 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 03:12:11,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:11,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:17,000 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 03:12:17,157 INFO L85 PathProgramCache]: Analyzing trace with hash 22958654, now seen corresponding path program 2 times [2024-04-06 03:12:17,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:17,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:20,048 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 49 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 03:12:20,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:20,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:21,431 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 49 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 03:12:21,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:12:21,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13 [2024-04-06 03:12:21,540 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 2 more)] === [2024-04-06 03:12:21,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 03:12:21,540 INFO L85 PathProgramCache]: Analyzing trace with hash -2029386885, now seen corresponding path program 2 times [2024-04-06 03:12:21,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 03:12:21,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316849893] [2024-04-06 03:12:21,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:21,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:21,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:21,902 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-04-06 03:12:21,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 03:12:21,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316849893] [2024-04-06 03:12:21,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316849893] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 03:12:21,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123909974] [2024-04-06 03:12:21,903 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 03:12:21,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 03:12:21,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 03:12:21,942 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 03:12:21,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-06 03:12:22,079 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 03:12:22,081 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 03:12:22,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-06 03:12:22,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 03:12:22,159 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-04-06 03:12:22,159 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-06 03:12:22,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123909974] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 03:12:22,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-06 03:12:22,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2024-04-06 03:12:22,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714676960] [2024-04-06 03:12:22,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 03:12:22,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 03:12:22,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 03:12:22,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 03:12:22,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-04-06 03:12:22,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:12:22,162 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 03:12:22,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 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) [2024-04-06 03:12:22,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:12:22,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:12:22,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1827103390, now seen corresponding path program 1 times [2024-04-06 03:12:22,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:22,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:23,277 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 03:12:23,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:23,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:24,992 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 47 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-06 03:12:25,169 INFO L85 PathProgramCache]: Analyzing trace with hash -708792967, now seen corresponding path program 2 times [2024-04-06 03:12:25,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:25,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:27,467 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 52 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-06 03:12:27,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:27,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:29,279 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 52 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 03:12:29,452 INFO L85 PathProgramCache]: Analyzing trace with hash 932376109, now seen corresponding path program 4 times [2024-04-06 03:12:29,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:29,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:29,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:12:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:29,697 INFO L85 PathProgramCache]: Analyzing trace with hash -378423835, now seen corresponding path program 1 times [2024-04-06 03:12:29,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:29,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:29,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:12:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:30,174 INFO L85 PathProgramCache]: Analyzing trace with hash -2080061018, now seen corresponding path program 2 times [2024-04-06 03:12:30,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:30,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:32,055 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 2 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 03:12:32,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:32,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:33,021 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 03:12:33,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:12:33,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 03:12:33,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-06 03:12:33,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-04-06 03:12:33,517 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 2 more)] === [2024-04-06 03:12:33,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 03:12:33,517 INFO L85 PathProgramCache]: Analyzing trace with hash -10387549, now seen corresponding path program 3 times [2024-04-06 03:12:33,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 03:12:33,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206301858] [2024-04-06 03:12:33,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:33,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 180 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-04-06 03:12:33,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 03:12:33,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206301858] [2024-04-06 03:12:33,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206301858] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 03:12:33,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904672487] [2024-04-06 03:12:33,962 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 03:12:33,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 03:12:33,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 03:12:33,978 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 03:12:34,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-06 03:12:34,157 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-06 03:12:34,158 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 03:12:34,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-06 03:12:34,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 03:12:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 180 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-04-06 03:12:34,239 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 03:12:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 175 proven. 19 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-04-06 03:12:34,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [904672487] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 03:12:34,325 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 03:12:34,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 14 [2024-04-06 03:12:34,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233872935] [2024-04-06 03:12:34,325 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 03:12:34,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-06 03:12:34,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 03:12:34,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-06 03:12:34,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-04-06 03:12:34,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:12:34,327 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 03:12:34,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 11.5) internal successors, (161), 14 states have internal predecessors, (161), 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) [2024-04-06 03:12:34,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:12:34,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 03:12:34,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:12:35,080 INFO L85 PathProgramCache]: Analyzing trace with hash 843791515, now seen corresponding path program 3 times [2024-04-06 03:12:35,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:35,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:35,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:12:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:35,819 INFO L85 PathProgramCache]: Analyzing trace with hash 574957760, now seen corresponding path program 4 times [2024-04-06 03:12:35,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:35,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:35,892 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:12:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:36,287 INFO L85 PathProgramCache]: Analyzing trace with hash 378710842, now seen corresponding path program 3 times [2024-04-06 03:12:36,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:36,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:38,616 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 1 proven. 65 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 03:12:38,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:38,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 03:12:42,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1041918456, now seen corresponding path program 5 times [2024-04-06 03:12:42,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:42,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:42,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:12:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:43,191 INFO L85 PathProgramCache]: Analyzing trace with hash 845014554, now seen corresponding path program 6 times [2024-04-06 03:12:43,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:43,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:43,247 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:12:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:12:43,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1378490447, now seen corresponding path program 1 times [2024-04-06 03:12:43,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:43,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:12:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 03:12:48,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:12:48,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:12:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 03:13:05,453 INFO L85 PathProgramCache]: Analyzing trace with hash 845967866, now seen corresponding path program 1 times [2024-04-06 03:13:05,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:05,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:05,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:13:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:05,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1572540916, now seen corresponding path program 1 times [2024-04-06 03:13:05,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:05,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:08,236 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 15 proven. 43 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 03:13:08,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:08,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 13 proven. 47 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-06 03:13:10,105 INFO L85 PathProgramCache]: Analyzing trace with hash 1204889136, now seen corresponding path program 7 times [2024-04-06 03:13:10,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:10,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:10,156 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:13:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:10,606 INFO L85 PathProgramCache]: Analyzing trace with hash -799078832, now seen corresponding path program 1 times [2024-04-06 03:13:10,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:10,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:17,075 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 5 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 03:13:17,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:17,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:19,226 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 13 proven. 42 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-06 03:13:19,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:13:19,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 03:13:19,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-06 03:13:19,272 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-04-06 03:13:19,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable29,SelfDestructingSolverStorable32,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33,SelfDestructingSolverStorable23,SelfDestructingSolverStorable34,SelfDestructingSolverStorable24,SelfDestructingSolverStorable35,SelfDestructingSolverStorable25,SelfDestructingSolverStorable36,SelfDestructingSolverStorable26,SelfDestructingSolverStorable37,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-04-06 03:13:19,471 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 2 more)] === [2024-04-06 03:13:19,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 03:13:19,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1945893496, now seen corresponding path program 4 times [2024-04-06 03:13:19,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 03:13:19,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026112977] [2024-04-06 03:13:19,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:19,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:19,786 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 328 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2024-04-06 03:13:19,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 03:13:19,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026112977] [2024-04-06 03:13:19,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026112977] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 03:13:19,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 03:13:19,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-06 03:13:19,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456687115] [2024-04-06 03:13:19,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 03:13:19,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 03:13:19,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 03:13:19,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 03:13:19,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-06 03:13:19,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:13:19,792 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 03:13:19,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2024-04-06 03:13:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:13:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 03:13:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-06 03:13:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:13:20,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1903660253, now seen corresponding path program 8 times [2024-04-06 03:13:20,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:20,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:20,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:13:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:20,421 INFO L85 PathProgramCache]: Analyzing trace with hash 814115296, now seen corresponding path program 9 times [2024-04-06 03:13:20,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:20,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:20,486 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:13:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:20,748 INFO L85 PathProgramCache]: Analyzing trace with hash -13829706, now seen corresponding path program 1 times [2024-04-06 03:13:20,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:20,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 16 proven. 140 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-04-06 03:13:25,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:25,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:29,668 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 6 proven. 153 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-06 03:13:29,859 INFO L85 PathProgramCache]: Analyzing trace with hash -655306084, now seen corresponding path program 2 times [2024-04-06 03:13:29,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:29,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:33,141 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 19 proven. 152 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 03:13:33,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:33,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:36,103 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 5 proven. 165 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 03:13:37,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1968272759, now seen corresponding path program 10 times [2024-04-06 03:13:37,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:37,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:37,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:13:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:38,765 INFO L85 PathProgramCache]: Analyzing trace with hash -487182149, now seen corresponding path program 1 times [2024-04-06 03:13:38,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:38,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:45,679 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 22 proven. 273 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-06 03:13:45,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:45,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:49,487 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 60 proven. 216 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-06 03:13:49,825 INFO L85 PathProgramCache]: Analyzing trace with hash 2100256973, now seen corresponding path program 11 times [2024-04-06 03:13:49,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:49,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:49,911 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:13:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:13:50,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1188712132, now seen corresponding path program 2 times [2024-04-06 03:13:50,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:50,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:13:57,599 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 23 proven. 316 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-04-06 03:13:57,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:13:57,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:13:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:14:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 116 proven. 226 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-06 03:14:03,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1785091766, now seen corresponding path program 12 times [2024-04-06 03:14:03,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:14:03,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:14:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:14:04,015 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-06 03:14:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-06 03:14:04,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:14:04,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 03:14:04,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-06 03:14:04,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:14:04,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable40,SelfDestructingSolverStorable51,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48,SelfDestructingSolverStorable38,SelfDestructingSolverStorable49,SelfDestructingSolverStorable39 [2024-04-06 03:14:04,405 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 2 more)] === [2024-04-06 03:14:04,406 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 03:14:04,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1792432792, now seen corresponding path program 5 times [2024-04-06 03:14:04,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 03:14:04,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380498783] [2024-04-06 03:14:04,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:14:04,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:14:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:14:04,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1951 backedges. 834 proven. 10 refuted. 0 times theorem prover too weak. 1107 trivial. 0 not checked. [2024-04-06 03:14:04,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 03:14:04,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380498783] [2024-04-06 03:14:04,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380498783] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 03:14:04,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096881805] [2024-04-06 03:14:04,897 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-06 03:14:04,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 03:14:04,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 03:14:04,899 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 03:14:04,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-06 03:14:05,146 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-04-06 03:14:05,146 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 03:14:05,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-06 03:14:05,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 03:14:05,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1951 backedges. 805 proven. 4 refuted. 0 times theorem prover too weak. 1142 trivial. 0 not checked. [2024-04-06 03:14:05,225 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 03:14:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1951 backedges. 811 proven. 19 refuted. 0 times theorem prover too weak. 1121 trivial. 0 not checked. [2024-04-06 03:14:05,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096881805] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 03:14:05,305 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 03:14:05,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 14 [2024-04-06 03:14:05,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487177250] [2024-04-06 03:14:05,306 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 03:14:05,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-06 03:14:05,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 03:14:05,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-06 03:14:05,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2024-04-06 03:14:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:14:05,307 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 03:14:05,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.214285714285714) internal successors, (171), 14 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-06 03:14:05,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:14:05,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 03:14:05,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-06 03:14:05,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:14:05,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:14:06,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:14:06,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 03:14:06,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-06 03:14:06,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:14:06,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 03:14:06,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-06 03:14:06,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 03:14:06,595 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 03:14:06,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 03:14:06,596 INFO L85 PathProgramCache]: Analyzing trace with hash -782557858, now seen corresponding path program 6 times [2024-04-06 03:14:06,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 03:14:06,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008492290] [2024-04-06 03:14:06,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:14:06,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:14:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:14:19,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 772 proven. 1174 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-04-06 03:14:19,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 03:14:19,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008492290] [2024-04-06 03:14:19,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008492290] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 03:14:19,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1630406074] [2024-04-06 03:14:19,315 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-06 03:14:19,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 03:14:19,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 03:14:19,317 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 03:14:19,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-06 03:14:19,774 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 26 check-sat command(s) [2024-04-06 03:14:19,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 03:14:19,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 149 conjunts are in the unsatisfiable core [2024-04-06 03:14:19,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 03:14:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 173 proven. 1802 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-04-06 03:14:42,196 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 03:14:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 297 proven. 1710 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 03:14:50,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1630406074] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 03:14:50,347 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 03:14:50,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 85, 119] total 266 [2024-04-06 03:14:50,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574915597] [2024-04-06 03:14:50,347 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 03:14:50,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 266 states [2024-04-06 03:14:50,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 03:14:50,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 266 interpolants. [2024-04-06 03:14:50,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16633, Invalid=53857, Unknown=0, NotChecked=0, Total=70490 [2024-04-06 03:14:50,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:14:50,371 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 03:14:50,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 266 states, 266 states have (on average 2.8909774436090228) internal successors, (769), 266 states have internal predecessors, (769), 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) [2024-04-06 03:14:50,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:14:50,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 03:14:50,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-06 03:14:50,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:14:50,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 03:14:50,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 03:16:36,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:16:36,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 03:16:36,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-06 03:16:36,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 03:16:36,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 03:16:36,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 579 states. [2024-04-06 03:16:36,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-04-06 03:16:36,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2024-04-06 03:16:36,769 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 03:16:36,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 03:16:36,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1145470111, now seen corresponding path program 7 times [2024-04-06 03:16:36,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 03:16:36,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405050405] [2024-04-06 03:16:36,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 03:16:36,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 03:16:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:18:26,358 INFO L134 CoverageAnalysis]: Checked inductivity of 6757 backedges. 1670 proven. 5060 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-06 03:18:26,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 03:18:26,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405050405] [2024-04-06 03:18:26,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405050405] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 03:18:26,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [735841676] [2024-04-06 03:18:26,359 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-06 03:18:26,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 03:18:26,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 03:18:26,361 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-06 03:18:26,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-06 03:18:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 03:18:27,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 227 conjunts are in the unsatisfiable core [2024-04-06 03:18:27,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 03:25:24,821 WARN L293 SmtUtils]: Spent 6.14s on a formula simplification that was a NOOP. DAG size: 122 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2024-04-06 03:25:47,365 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 03:25:47,365 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 03:25:47,365 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 03:25:48,164 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-06 03:25:48,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-06 03:25:48,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 03:25:48,372 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 499 with TraceHistMax 39,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 236 known predicates. [2024-04-06 03:25:48,374 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-06 03:25:48,374 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-06 03:25:48,374 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-06 03:25:48,374 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-06 03:25:48,377 INFO L445 BasicCegarLoop]: Path program histogram: [12, 7, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2024-04-06 03:25:48,379 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-06 03:25:48,379 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-06 03:25:48,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 03:25:48 BasicIcfg [2024-04-06 03:25:48,381 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-06 03:25:48,381 INFO L158 Benchmark]: Toolchain (without parser) took 839434.31ms. Allocated memory was 235.9MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 167.2MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-04-06 03:25:48,381 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 173.0MB. Free memory is still 143.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-06 03:25:48,381 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.49ms. Allocated memory is still 235.9MB. Free memory was 166.9MB in the beginning and 155.0MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-06 03:25:48,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.70ms. Allocated memory is still 235.9MB. Free memory was 154.8MB in the beginning and 153.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-06 03:25:48,382 INFO L158 Benchmark]: Boogie Preprocessor took 35.65ms. Allocated memory is still 235.9MB. Free memory was 153.1MB in the beginning and 151.7MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-06 03:25:48,382 INFO L158 Benchmark]: RCFGBuilder took 449.39ms. Allocated memory is still 235.9MB. Free memory was 151.4MB in the beginning and 192.1MB in the end (delta: -40.7MB). Peak memory consumption was 14.6MB. Max. memory is 8.0GB. [2024-04-06 03:25:48,382 INFO L158 Benchmark]: TraceAbstraction took 838699.52ms. Allocated memory was 235.9MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 191.1MB in the beginning and 1.2GB in the end (delta: -989.0MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-04-06 03:25:48,383 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 173.0MB. Free memory is still 143.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 218.49ms. Allocated memory is still 235.9MB. Free memory was 166.9MB in the beginning and 155.0MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.70ms. Allocated memory is still 235.9MB. Free memory was 154.8MB in the beginning and 153.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.65ms. Allocated memory is still 235.9MB. Free memory was 153.1MB in the beginning and 151.7MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 449.39ms. Allocated memory is still 235.9MB. Free memory was 151.4MB in the beginning and 192.1MB in the end (delta: -40.7MB). Peak memory consumption was 14.6MB. Max. memory is 8.0GB. * TraceAbstraction took 838699.52ms. Allocated memory was 235.9MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 191.1MB in the beginning and 1.2GB in the end (delta: -989.0MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 498078, independent: 446867, independent conditional: 441307, independent unconditional: 5560, dependent: 50903, dependent conditional: 47963, dependent unconditional: 2940, unknown: 308, unknown conditional: 308, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 455761, independent: 446867, independent conditional: 441307, independent unconditional: 5560, dependent: 8586, dependent conditional: 8416, dependent unconditional: 170, unknown: 308, unknown conditional: 308, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 455761, independent: 446867, independent conditional: 441307, independent unconditional: 5560, dependent: 8586, dependent conditional: 8416, dependent unconditional: 170, unknown: 308, unknown conditional: 308, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 455761, independent: 446867, independent conditional: 441307, independent unconditional: 5560, dependent: 8586, dependent conditional: 8416, dependent unconditional: 170, unknown: 308, unknown conditional: 308, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 483461, independent: 446867, independent conditional: 28107, independent unconditional: 418760, dependent: 36286, dependent conditional: 20224, dependent unconditional: 16062, unknown: 308, unknown conditional: 308, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 483461, independent: 446867, independent conditional: 25930, independent unconditional: 420937, dependent: 36286, dependent conditional: 8580, dependent unconditional: 27706, unknown: 308, unknown conditional: 308, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483461, independent: 446867, independent conditional: 25930, independent unconditional: 420937, dependent: 36286, dependent conditional: 8580, dependent unconditional: 27706, unknown: 308, unknown conditional: 308, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1140, independent: 975, independent conditional: 0, independent unconditional: 975, dependent: 156, dependent conditional: 144, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1140, independent: 975, independent conditional: 0, independent unconditional: 975, dependent: 165, dependent conditional: 0, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 165, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 156, dependent conditional: 144, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 165, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 156, dependent conditional: 144, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10767, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2024, dependent conditional: 1316, dependent unconditional: 708, unknown: 8743, unknown conditional: 8743, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 483461, independent: 445892, independent conditional: 25930, independent unconditional: 419962, dependent: 36130, dependent conditional: 8436, dependent unconditional: 27694, unknown: 1439, unknown conditional: 452, unknown unconditional: 987] , Statistics on independence cache: Total cache size (in pairs): 1131, Positive cache size: 975, Positive conditional cache size: 0, Positive unconditional cache size: 975, Negative cache size: 156, Negative conditional cache size: 144, Negative unconditional cache size: 12, Unknown cache size: 9, Unknown conditional cache size: 9, Unknown unconditional cache size: 0, Eliminated conditions: 13821, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 483461, independent: 446867, independent conditional: 28107, independent unconditional: 418760, dependent: 36286, dependent conditional: 20224, dependent unconditional: 16062, unknown: 308, unknown conditional: 308, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 483461, independent: 446867, independent conditional: 25930, independent unconditional: 420937, dependent: 36286, dependent conditional: 8580, dependent unconditional: 27706, unknown: 308, unknown conditional: 308, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483461, independent: 446867, independent conditional: 25930, independent unconditional: 420937, dependent: 36286, dependent conditional: 8580, dependent unconditional: 27706, unknown: 308, unknown conditional: 308, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1140, independent: 975, independent conditional: 0, independent unconditional: 975, dependent: 156, dependent conditional: 144, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1140, independent: 975, independent conditional: 0, independent unconditional: 975, dependent: 165, dependent conditional: 0, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 165, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 156, dependent conditional: 144, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 165, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 156, dependent conditional: 144, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10767, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2024, dependent conditional: 1316, dependent unconditional: 708, unknown: 8743, unknown conditional: 8743, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 483461, independent: 445892, independent conditional: 25930, independent unconditional: 419962, dependent: 36130, dependent conditional: 8436, dependent unconditional: 27694, unknown: 1439, unknown conditional: 452, unknown unconditional: 987] , Statistics on independence cache: Total cache size (in pairs): 1131, Positive cache size: 975, Positive conditional cache size: 0, Positive unconditional cache size: 975, Negative cache size: 156, Negative conditional cache size: 144, Negative unconditional cache size: 12, Unknown cache size: 9, Unknown conditional cache size: 9, Unknown unconditional cache size: 0, Eliminated conditions: 13821 ], Independence queries for same thread: 42317 - TimeoutResultAtElement [Line: 139]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 499 with TraceHistMax 39,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 236 known predicates. - TimeoutResultAtElement [Line: 129]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 499 with TraceHistMax 39,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 236 known predicates. - TimeoutResultAtElement [Line: 130]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 499 with TraceHistMax 39,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 236 known predicates. - TimeoutResultAtElement [Line: 132]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 499 with TraceHistMax 39,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 236 known predicates. - TimeoutResultAtElement [Line: 131]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 499 with TraceHistMax 39,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 236 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 159 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 838.6s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 12, EmptinessCheckTime: 239.4s, 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: 660, 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: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 44.9s InterpolantComputationTime, 2328 NumberOfCodeBlocks, 2171 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 3119 ConstructedInterpolants, 0 QuantifiedInterpolants, 22629 SizeOfPredicates, 57 NumberOfNonLiveVariables, 1491 ConjunctsInSsa, 175 ConjunctsInUnsatCore, 13 InterpolantComputations, 3 PerfectInterpolantSequences, 9224/13974 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown