/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 04:06:48,127 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 04:06:48,207 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 04:06:48,212 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 04:06:48,213 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 04:06:48,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 04:06:48,243 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 04:06:48,243 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 04:06:48,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 04:06:48,247 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 04:06:48,248 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 04:06:48,248 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 04:06:48,248 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 04:06:48,250 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 04:06:48,250 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 04:06:48,250 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 04:06:48,250 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 04:06:48,251 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 04:06:48,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 04:06:48,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 04:06:48,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 04:06:48,252 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 04:06:48,252 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 04:06:48,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 04:06:48,252 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 04:06:48,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 04:06:48,253 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 04:06:48,253 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 04:06:48,253 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 04:06:48,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 04:06:48,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 04:06:48,255 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 04:06:48,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 04:06:48,255 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 04:06:48,255 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 04:06:48,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 04:06:48,255 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 04:06:48,256 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 04:06:48,256 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 04:06:48,256 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 04:06:48,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 04:06:48,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 04:06:48,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 04:06:48,498 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 04:06:48,498 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 04:06:48,499 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c [2024-05-08 04:06:49,621 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 04:06:49,833 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 04:06:49,834 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c [2024-05-08 04:06:49,841 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/84a83dc9c/5bea4812cdc54115b03f3cbb4040b5f8/FLAGe3f128b51 [2024-05-08 04:06:49,853 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/84a83dc9c/5bea4812cdc54115b03f3cbb4040b5f8 [2024-05-08 04:06:49,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 04:06:49,856 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 04:06:49,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 04:06:49,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 04:06:49,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 04:06:49,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 04:06:49" (1/1) ... [2024-05-08 04:06:49,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24c8321c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:49, skipping insertion in model container [2024-05-08 04:06:49,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 04:06:49" (1/1) ... [2024-05-08 04:06:49,907 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 04:06:50,120 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c[4232,4245] [2024-05-08 04:06:50,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 04:06:50,140 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 04:06:50,165 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-series2.wvr.c[4232,4245] [2024-05-08 04:06:50,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 04:06:50,176 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 04:06:50,176 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 04:06:50,203 INFO L206 MainTranslator]: Completed translation [2024-05-08 04:06:50,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50 WrapperNode [2024-05-08 04:06:50,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 04:06:50,209 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 04:06:50,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 04:06:50,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 04:06:50,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,255 INFO L138 Inliner]: procedures = 27, calls = 83, calls flagged for inlining = 22, calls inlined = 28, statements flattened = 356 [2024-05-08 04:06:50,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 04:06:50,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 04:06:50,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 04:06:50,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 04:06:50,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,287 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 04:06:50,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 04:06:50,296 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 04:06:50,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 04:06:50,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (1/1) ... [2024-05-08 04:06:50,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 04:06:50,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:06:50,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-08 04:06:50,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-08 04:06:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 04:06:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 04:06:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 04:06:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-08 04:06:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-08 04:06:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-08 04:06:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-08 04:06:50,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-08 04:06:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-08 04:06:50,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-08 04:06:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-08 04:06:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-08 04:06:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 04:06:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-08 04:06:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-08 04:06:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-08 04:06:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 04:06:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 04:06:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 04:06:50,408 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-08 04:06:50,544 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 04:06:50,546 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 04:06:51,048 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 04:06:51,300 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 04:06:51,300 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2024-05-08 04:06:51,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 04:06:51 BoogieIcfgContainer [2024-05-08 04:06:51,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 04:06:51,307 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 04:06:51,307 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 04:06:51,311 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 04:06:51,312 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 04:06:49" (1/3) ... [2024-05-08 04:06:51,313 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@552c9a9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 04:06:51, skipping insertion in model container [2024-05-08 04:06:51,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 04:06:50" (2/3) ... [2024-05-08 04:06:51,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@552c9a9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 04:06:51, skipping insertion in model container [2024-05-08 04:06:51,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 04:06:51" (3/3) ... [2024-05-08 04:06:51,315 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series2.wvr.c [2024-05-08 04:06:51,325 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 04:06:51,334 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 04:06:51,335 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-08 04:06:51,335 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 04:06:51,446 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-05-08 04:06:51,502 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 04:06:51,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 04:06:51,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:06:51,508 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-08 04:06:51,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-08 04:06:51,549 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 04:06:51,562 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:06:51,564 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 04:06:51,572 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;@1d39a343, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-08 04:06:51,572 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-08 04:06:52,271 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:06:52,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 31 [2024-05-08 04:06:52,427 INFO L85 PathProgramCache]: Analyzing trace with hash 673047748, now seen corresponding path program 1 times [2024-05-08 04:06:52,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:52,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:52,830 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-08 04:06:52,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:52,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:52,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-08 04:06:53,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-08 04:06:53,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-08 04:06:53,379 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:06:53,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 31 [2024-05-08 04:06:53,625 INFO L85 PathProgramCache]: Analyzing trace with hash 826657852, now seen corresponding path program 1 times [2024-05-08 04:06:53,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:53,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:54,115 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 04:06:54,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:54,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:54,385 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 04:06:54,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 04:06:54,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-08 04:06:54,839 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:06:54,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 31 [2024-05-08 04:06:54,946 INFO L85 PathProgramCache]: Analyzing trace with hash -2014448275, now seen corresponding path program 1 times [2024-05-08 04:06:54,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:54,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:55,243 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 04:06:55,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:55,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:55,440 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-08 04:06:55,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 04:06:55,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-05-08 04:06:55,794 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:06:55,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 31 [2024-05-08 04:06:55,906 INFO L85 PathProgramCache]: Analyzing trace with hash -423135107, now seen corresponding path program 1 times [2024-05-08 04:06:55,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:55,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:56,269 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-08 04:06:56,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:56,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:56,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-08 04:06:56,770 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-05-08 04:06:56,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-08 04:06:56,885 INFO L85 PathProgramCache]: Analyzing trace with hash 836134917, now seen corresponding path program 1 times [2024-05-08 04:06:56,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:56,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:57,233 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-08 04:06:57,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:57,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:57,556 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-08 04:06:57,769 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-05-08 04:06:57,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-08 04:06:57,880 INFO L85 PathProgramCache]: Analyzing trace with hash -335412153, now seen corresponding path program 2 times [2024-05-08 04:06:57,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:57,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:58,277 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:06:58,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:06:58,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:06:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:06:58,621 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:06:58,995 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:06:58,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-08 04:07:03,926 INFO L85 PathProgramCache]: Analyzing trace with hash 812672372, now seen corresponding path program 3 times [2024-05-08 04:07:03,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:03,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:04,427 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-08 04:07:04,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:04,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:04,854 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-08 04:07:05,225 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:05,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-08 04:07:05,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1495358065, now seen corresponding path program 4 times [2024-05-08 04:07:05,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:05,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:06,395 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-08 04:07:06,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:06,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:06,729 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-08 04:07:06,994 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-05-08 04:07:06,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-08 04:07:07,107 INFO L85 PathProgramCache]: Analyzing trace with hash -842103801, now seen corresponding path program 5 times [2024-05-08 04:07:07,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:07,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:07,420 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:07,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:07,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:07,708 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:07,936 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-05-08 04:07:07,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-08 04:07:08,028 INFO L85 PathProgramCache]: Analyzing trace with hash -546448344, now seen corresponding path program 6 times [2024-05-08 04:07:08,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:08,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:08,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-08 04:07:08,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:08,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:08,807 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-08 04:07:09,007 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-05-08 04:07:09,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-08 04:07:09,107 INFO L85 PathProgramCache]: Analyzing trace with hash -996996023, now seen corresponding path program 7 times [2024-05-08 04:07:09,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:09,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:09,393 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:09,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:09,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:09,692 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:10,003 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:10,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-08 04:07:10,655 INFO L85 PathProgramCache]: Analyzing trace with hash -234189018, now seen corresponding path program 8 times [2024-05-08 04:07:10,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:10,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:11,028 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-08 04:07:11,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:11,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:11,304 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-08 04:07:11,609 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:11,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-08 04:07:12,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1717314807, now seen corresponding path program 9 times [2024-05-08 04:07:12,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:12,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:12,653 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:12,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:12,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:12,909 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:13,130 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-05-08 04:07:13,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-08 04:07:13,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1381169794, now seen corresponding path program 1 times [2024-05-08 04:07:13,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:13,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:13,479 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:13,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:13,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:13,761 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:13,943 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-05-08 04:07:13,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-08 04:07:14,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1988882287, now seen corresponding path program 2 times [2024-05-08 04:07:14,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:14,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:14,416 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-08 04:07:14,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:14,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:14,749 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-08 04:07:14,993 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-05-08 04:07:14,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-08 04:07:15,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1756561391, now seen corresponding path program 1 times [2024-05-08 04:07:15,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:15,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:15,441 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:15,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:15,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:15,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:15,761 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:15,946 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-05-08 04:07:15,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-08 04:07:16,059 INFO L85 PathProgramCache]: Analyzing trace with hash -252558016, now seen corresponding path program 2 times [2024-05-08 04:07:16,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:16,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:16,402 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-08 04:07:16,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:16,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:16,702 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-08 04:07:16,887 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-05-08 04:07:16,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-08 04:07:17,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1857778528, now seen corresponding path program 1 times [2024-05-08 04:07:17,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:17,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:17,295 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:17,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:17,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:17,614 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:17,943 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:17,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-08 04:07:25,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1813485638, now seen corresponding path program 10 times [2024-05-08 04:07:25,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:25,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:25,637 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:25,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:25,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:25,879 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:26,152 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:26,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-08 04:07:41,689 INFO L85 PathProgramCache]: Analyzing trace with hash -330704128, now seen corresponding path program 11 times [2024-05-08 04:07:41,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:41,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:41,987 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:41,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:41,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:42,561 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:42,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-08 04:07:43,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1524404429, now seen corresponding path program 1 times [2024-05-08 04:07:43,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:43,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:43,681 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:43,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:43,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:44,238 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:44,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-08 04:07:44,932 INFO L85 PathProgramCache]: Analyzing trace with hash -11882200, now seen corresponding path program 2 times [2024-05-08 04:07:44,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:44,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:45,185 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-08 04:07:45,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:45,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:45,521 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-08 04:07:45,798 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:45,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-08 04:07:46,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1336298819, now seen corresponding path program 1 times [2024-05-08 04:07:46,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:46,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:46,697 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:46,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:46,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:46,934 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:47,257 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:47,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-08 04:07:50,380 INFO L85 PathProgramCache]: Analyzing trace with hash 48020792, now seen corresponding path program 2 times [2024-05-08 04:07:50,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:50,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:50,632 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-08 04:07:50,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:50,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:50,880 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-08 04:07:51,150 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:51,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 31 [2024-05-08 04:07:51,260 INFO L85 PathProgramCache]: Analyzing trace with hash 2011853975, now seen corresponding path program 12 times [2024-05-08 04:07:51,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:51,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:51,464 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:51,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:51,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:51,745 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:51,965 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:51,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 31 [2024-05-08 04:07:52,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1702177237, now seen corresponding path program 13 times [2024-05-08 04:07:52,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:52,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:52,286 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:52,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:52,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:52,477 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:52,671 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:52,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 31 [2024-05-08 04:07:52,769 INFO L85 PathProgramCache]: Analyzing trace with hash 590237160, now seen corresponding path program 14 times [2024-05-08 04:07:52,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:52,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:52,957 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:52,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:52,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:53,204 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:53,400 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:53,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 31 [2024-05-08 04:07:53,489 INFO L85 PathProgramCache]: Analyzing trace with hash 160148355, now seen corresponding path program 15 times [2024-05-08 04:07:53,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:53,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:53,670 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:53,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:53,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:54,027 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:54,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 31 [2024-05-08 04:07:54,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1801945129, now seen corresponding path program 16 times [2024-05-08 04:07:54,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:54,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:54,303 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:54,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:54,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:54,582 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:54,793 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-08 04:07:54,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 31 [2024-05-08 04:07:54,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1825232791, now seen corresponding path program 17 times [2024-05-08 04:07:54,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:54,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:55,070 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:55,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:55,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:55,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:55,269 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-08 04:07:55,383 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)] === [2024-05-08 04:07:55,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:07:55,385 INFO L85 PathProgramCache]: Analyzing trace with hash -6519584, now seen corresponding path program 1 times [2024-05-08 04:07:55,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:07:55,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763367067] [2024-05-08 04:07:55,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:55,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:55,790 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 55 proven. 52 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-08 04:07:55,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:07:55,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763367067] [2024-05-08 04:07:55,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763367067] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:07:55,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [142619432] [2024-05-08 04:07:55,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:55,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:07:55,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:07:55,830 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:07:55,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-08 04:07:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:56,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 759 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-08 04:07:56,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:07:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 55 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-05-08 04:07:56,335 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:07:56,602 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 53 proven. 3 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-05-08 04:07:56,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [142619432] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:07:56,602 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:07:56,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-05-08 04:07:56,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856367695] [2024-05-08 04:07:56,604 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:07:56,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-05-08 04:07:56,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:07:56,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-05-08 04:07:56,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-05-08 04:07:56,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:07:56,932 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:07:56,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 16.57894736842105) internal successors, (315), 19 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:07:56,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:07:57,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:07:57,539 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-08 04:07:57,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable60 [2024-05-08 04:07:57,733 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)] === [2024-05-08 04:07:57,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:07:57,733 INFO L85 PathProgramCache]: Analyzing trace with hash -167691695, now seen corresponding path program 2 times [2024-05-08 04:07:57,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:07:57,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312228666] [2024-05-08 04:07:57,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:07:57,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:07:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:07:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 61 proven. 59 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-08 04:07:58,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:07:58,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312228666] [2024-05-08 04:07:58,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312228666] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:07:58,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [908262334] [2024-05-08 04:07:58,113 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 04:07:58,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:07:58,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:07:58,115 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:07:58,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-08 04:07:58,382 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 04:07:58,382 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:07:58,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 773 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-08 04:07:58,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:07:58,798 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 84 proven. 10 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-05-08 04:07:58,798 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:07:59,125 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 72 proven. 22 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-05-08 04:07:59,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [908262334] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:07:59,125 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:07:59,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 28 [2024-05-08 04:07:59,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312073615] [2024-05-08 04:07:59,126 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:07:59,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-08 04:07:59,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:07:59,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-08 04:07:59,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=611, Unknown=0, NotChecked=0, Total=756 [2024-05-08 04:07:59,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:07:59,335 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:07:59,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 12.821428571428571) internal successors, (359), 28 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:07:59,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:07:59,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:07:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:07:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:07:59,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:00,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:00,150 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)] === [2024-05-08 04:08:00,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:00,151 INFO L85 PathProgramCache]: Analyzing trace with hash 487976642, now seen corresponding path program 3 times [2024-05-08 04:08:00,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:00,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261150449] [2024-05-08 04:08:00,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:00,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:00,605 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 91 proven. 54 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-05-08 04:08:00,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:00,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261150449] [2024-05-08 04:08:00,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261150449] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:00,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1895307846] [2024-05-08 04:08:00,605 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 04:08:00,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:00,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:00,606 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:00,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-08 04:08:00,840 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-05-08 04:08:00,840 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:08:00,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-08 04:08:00,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:01,235 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-05-08 04:08:01,236 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-08 04:08:01,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1895307846] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 04:08:01,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-08 04:08:01,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 23 [2024-05-08 04:08:01,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071031737] [2024-05-08 04:08:01,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 04:08:01,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 04:08:01,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:01,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 04:08:01,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=443, Unknown=0, NotChecked=0, Total=506 [2024-05-08 04:08:01,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:01,291 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:01,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:01,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:01,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:01,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:01,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:01,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:01,933 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)] === [2024-05-08 04:08:01,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:01,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1562800255, now seen corresponding path program 1 times [2024-05-08 04:08:01,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:01,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825721707] [2024-05-08 04:08:01,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:01,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:02,359 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 91 proven. 54 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-05-08 04:08:02,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:02,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825721707] [2024-05-08 04:08:02,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825721707] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:02,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1496073776] [2024-05-08 04:08:02,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:02,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:02,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:02,362 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:02,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-08 04:08:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:02,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-08 04:08:02,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:02,898 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 64 proven. 1 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-05-08 04:08:02,898 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:08:03,216 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 59 proven. 6 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-05-08 04:08:03,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1496073776] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:08:03,216 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:08:03,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 9, 9] total 30 [2024-05-08 04:08:03,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353837944] [2024-05-08 04:08:03,217 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:08:03,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-08 04:08:03,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:03,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-08 04:08:03,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=772, Unknown=0, NotChecked=0, Total=870 [2024-05-08 04:08:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:03,562 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:03,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 16.366666666666667) internal successors, (491), 30 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:03,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:03,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:03,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:03,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:04,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:04,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:04,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:04,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:04,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:04,970 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,SelfDestructingSolverStorable63 [2024-05-08 04:08:04,971 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)] === [2024-05-08 04:08:04,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:04,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1289061890, now seen corresponding path program 2 times [2024-05-08 04:08:04,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:04,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113467654] [2024-05-08 04:08:04,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:04,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:05,336 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 80 proven. 28 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-05-08 04:08:05,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:05,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113467654] [2024-05-08 04:08:05,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113467654] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:05,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [819236373] [2024-05-08 04:08:05,337 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 04:08:05,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:05,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:05,338 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:05,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-08 04:08:05,602 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 04:08:05,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:08:05,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-08 04:08:05,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:06,054 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 117 proven. 10 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-08 04:08:06,055 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:08:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 38 proven. 89 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-08 04:08:06,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [819236373] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:08:06,497 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:08:06,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14, 14] total 33 [2024-05-08 04:08:06,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851085842] [2024-05-08 04:08:06,497 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:08:06,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-05-08 04:08:06,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:06,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-05-08 04:08:06,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=855, Unknown=0, NotChecked=0, Total=1056 [2024-05-08 04:08:06,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:06,624 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:06,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 13.606060606060606) internal successors, (449), 33 states have internal predecessors, (449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:06,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:06,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:06,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:06,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:06,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:07,832 INFO L349 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2024-05-08 04:08:07,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 46 [2024-05-08 04:08:07,975 INFO L85 PathProgramCache]: Analyzing trace with hash -230381763, now seen corresponding path program 1 times [2024-05-08 04:08:07,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:07,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:08,235 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-05-08 04:08:08,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:08,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:08,563 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-05-08 04:08:08,854 INFO L349 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2024-05-08 04:08:08,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 46 [2024-05-08 04:08:09,009 INFO L85 PathProgramCache]: Analyzing trace with hash -549295304, now seen corresponding path program 2 times [2024-05-08 04:08:09,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:09,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-05-08 04:08:09,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:09,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:09,424 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-05-08 04:08:09,696 INFO L349 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2024-05-08 04:08:09,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 46 [2024-05-08 04:08:09,828 INFO L85 PathProgramCache]: Analyzing trace with hash -419055774, now seen corresponding path program 1 times [2024-05-08 04:08:09,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:09,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:10,026 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-08 04:08:10,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:10,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:10,374 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-08 04:08:10,707 INFO L349 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2024-05-08 04:08:10,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 46 [2024-05-08 04:08:10,847 INFO L85 PathProgramCache]: Analyzing trace with hash 413753667, now seen corresponding path program 2 times [2024-05-08 04:08:10,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:10,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:11,057 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-05-08 04:08:11,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:11,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-05-08 04:08:11,587 INFO L349 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2024-05-08 04:08:11,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 46 [2024-05-08 04:08:11,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1259749230, now seen corresponding path program 1 times [2024-05-08 04:08:11,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:11,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:11,931 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-08 04:08:11,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:11,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:12,295 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-08 04:08:12,581 INFO L349 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2024-05-08 04:08:12,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 46 [2024-05-08 04:08:12,709 INFO L85 PathProgramCache]: Analyzing trace with hash 158688787, now seen corresponding path program 2 times [2024-05-08 04:08:12,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:12,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:12,953 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-05-08 04:08:12,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:12,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:13,158 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-05-08 04:08:13,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:13,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:13,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:13,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:13,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:13,287 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:13,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,SelfDestructingSolverStorable64,SelfDestructingSolverStorable75,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable65,SelfDestructingSolverStorable76,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69 [2024-05-08 04:08:13,483 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)] === [2024-05-08 04:08:13,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:13,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1401487857, now seen corresponding path program 3 times [2024-05-08 04:08:13,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:13,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670281588] [2024-05-08 04:08:13,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:13,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:14,077 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 146 proven. 197 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-05-08 04:08:14,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:14,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670281588] [2024-05-08 04:08:14,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670281588] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:14,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [815686247] [2024-05-08 04:08:14,078 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 04:08:14,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:14,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:14,079 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:14,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-08 04:08:14,558 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-05-08 04:08:14,558 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:08:14,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-08 04:08:14,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:15,168 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 213 proven. 52 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2024-05-08 04:08:15,169 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:08:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 69 proven. 196 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2024-05-08 04:08:15,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [815686247] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:08:15,921 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:08:15,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 49 [2024-05-08 04:08:15,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722605025] [2024-05-08 04:08:15,921 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:08:15,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-05-08 04:08:15,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:16,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-05-08 04:08:16,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=2078, Unknown=0, NotChecked=0, Total=2352 [2024-05-08 04:08:16,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:16,096 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:16,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 12.142857142857142) internal successors, (595), 49 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:16,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:16,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:16,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:16,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:16,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:16,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:18,644 INFO L349 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2024-05-08 04:08:18,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 46 [2024-05-08 04:08:18,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1639915902, now seen corresponding path program 3 times [2024-05-08 04:08:18,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:18,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:18,962 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-08 04:08:18,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:18,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:19,121 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-08 04:08:19,380 INFO L349 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2024-05-08 04:08:19,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 46 [2024-05-08 04:08:19,510 INFO L85 PathProgramCache]: Analyzing trace with hash 2083455127, now seen corresponding path program 4 times [2024-05-08 04:08:19,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:19,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:19,666 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-08 04:08:19,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:19,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-08 04:08:20,061 INFO L349 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2024-05-08 04:08:20,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 46 [2024-05-08 04:08:20,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1640670563, now seen corresponding path program 3 times [2024-05-08 04:08:20,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:20,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-05-08 04:08:20,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:20,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:20,596 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-05-08 04:08:20,862 INFO L349 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2024-05-08 04:08:20,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 46 [2024-05-08 04:08:21,052 INFO L85 PathProgramCache]: Analyzing trace with hash 751180514, now seen corresponding path program 4 times [2024-05-08 04:08:21,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:21,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:21,213 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-08 04:08:21,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:21,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:21,367 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-08 04:08:21,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:21,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:21,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:21,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:21,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:21,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:21,488 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-05-08 04:08:21,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable77,SelfDestructingSolverStorable78,SelfDestructingSolverStorable79 [2024-05-08 04:08:21,682 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)] === [2024-05-08 04:08:21,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:21,683 INFO L85 PathProgramCache]: Analyzing trace with hash -436652912, now seen corresponding path program 4 times [2024-05-08 04:08:21,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:21,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502369413] [2024-05-08 04:08:21,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:21,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:22,465 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 145 proven. 270 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-08 04:08:22,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:22,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502369413] [2024-05-08 04:08:22,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502369413] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:22,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1473220580] [2024-05-08 04:08:22,465 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-08 04:08:22,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:22,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:22,468 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:22,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-08 04:08:22,927 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-08 04:08:22,927 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:08:22,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 1015 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-08 04:08:22,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:23,174 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2024-05-08 04:08:23,175 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-08 04:08:23,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1473220580] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 04:08:23,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-08 04:08:23,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21] total 23 [2024-05-08 04:08:23,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605361802] [2024-05-08 04:08:23,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 04:08:23,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-08 04:08:23,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:23,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-08 04:08:23,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2024-05-08 04:08:23,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:23,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:23,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 62.25) internal successors, (249), 4 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:23,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:23,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:23,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:23,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:23,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:23,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:23,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:23,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:23,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:23,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:23,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:23,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:23,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:23,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:23,401 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:23,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:23,593 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-08 04:08:23,593 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:23,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1733718033, now seen corresponding path program 5 times [2024-05-08 04:08:23,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:23,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392919484] [2024-05-08 04:08:23,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:23,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:24,099 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-05-08 04:08:24,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:24,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392919484] [2024-05-08 04:08:24,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392919484] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:24,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077073364] [2024-05-08 04:08:24,099 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-08 04:08:24,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:24,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:24,105 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:24,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-08 04:08:24,416 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-05-08 04:08:24,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:08:24,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-08 04:08:24,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:24,699 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2024-05-08 04:08:24,699 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:08:24,846 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-05-08 04:08:24,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2077073364] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:08:24,846 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:08:24,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 6] total 22 [2024-05-08 04:08:24,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932720595] [2024-05-08 04:08:24,846 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:08:24,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-08 04:08:24,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:24,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-08 04:08:24,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=386, Unknown=0, NotChecked=0, Total=462 [2024-05-08 04:08:24,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:24,997 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:24,997 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 21.272727272727273) internal successors, (468), 22 states have internal predecessors, (468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:24,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:24,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:24,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:24,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:24,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:24,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:24,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:24,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:26,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:26,528 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:26,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:26,723 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-08 04:08:26,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:26,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1345265163, now seen corresponding path program 6 times [2024-05-08 04:08:26,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:26,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328737122] [2024-05-08 04:08:26,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:26,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:27,171 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-05-08 04:08:27,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:27,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328737122] [2024-05-08 04:08:27,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328737122] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:27,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1184208448] [2024-05-08 04:08:27,171 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-08 04:08:27,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:27,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:27,173 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:27,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-08 04:08:27,661 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2024-05-08 04:08:27,661 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:08:27,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 724 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-08 04:08:27,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:28,307 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 33 proven. 23 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-05-08 04:08:28,307 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:08:28,928 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 31 proven. 28 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-05-08 04:08:28,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1184208448] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:08:28,928 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:08:28,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 16, 17] total 35 [2024-05-08 04:08:28,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516461408] [2024-05-08 04:08:28,928 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:08:28,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-05-08 04:08:28,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:29,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-05-08 04:08:29,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=203, Invalid=987, Unknown=0, NotChecked=0, Total=1190 [2024-05-08 04:08:29,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:29,086 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:29,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 16.514285714285716) internal successors, (578), 35 states have internal predecessors, (578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:29,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:32,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:32,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:32,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:32,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:32,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:32,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:32,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:32,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:32,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:32,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:32,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable88 [2024-05-08 04:08:32,413 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-08 04:08:32,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:32,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1179720691, now seen corresponding path program 7 times [2024-05-08 04:08:32,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:32,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705042264] [2024-05-08 04:08:32,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:32,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:33,363 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 131 proven. 155 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-05-08 04:08:33,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:33,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705042264] [2024-05-08 04:08:33,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705042264] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:33,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826739697] [2024-05-08 04:08:33,364 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-08 04:08:33,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:33,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:33,365 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:33,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-08 04:08:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:33,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 21 conjunts are in the unsatisfiable core [2024-05-08 04:08:33,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:34,393 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 201 proven. 85 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-05-08 04:08:34,393 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:08:35,053 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 153 proven. 133 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-05-08 04:08:35,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [826739697] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:08:35,054 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:08:35,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 55 [2024-05-08 04:08:35,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862519464] [2024-05-08 04:08:35,054 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:08:35,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-05-08 04:08:35,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:35,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-05-08 04:08:35,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=457, Invalid=2513, Unknown=0, NotChecked=0, Total=2970 [2024-05-08 04:08:35,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:35,225 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:35,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 9.436363636363636) internal successors, (519), 55 states have internal predecessors, (519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:35,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:35,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:35,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:35,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:35,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:35,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:35,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:35,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:35,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:35,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:36,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:08:36,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:37,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:37,113 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-08 04:08:37,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:37,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1188212509, now seen corresponding path program 8 times [2024-05-08 04:08:37,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:37,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187509664] [2024-05-08 04:08:37,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:37,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:38,089 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 103 proven. 175 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-05-08 04:08:38,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:38,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187509664] [2024-05-08 04:08:38,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187509664] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:38,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987706168] [2024-05-08 04:08:38,090 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 04:08:38,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:38,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:38,091 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:38,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-08 04:08:38,425 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-08 04:08:38,425 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:08:38,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-08 04:08:38,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:38,808 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 86 proven. 60 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-05-08 04:08:38,808 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:08:39,716 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 59 proven. 156 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-05-08 04:08:39,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1987706168] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:08:39,716 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:08:39,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 5, 13] total 36 [2024-05-08 04:08:39,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357973161] [2024-05-08 04:08:39,716 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:08:39,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-08 04:08:39,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:39,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-08 04:08:39,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1092, Unknown=0, NotChecked=0, Total=1260 [2024-05-08 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:39,895 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:39,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 19.944444444444443) internal successors, (718), 36 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:39,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:39,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:39,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:39,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:39,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:39,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:39,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:39,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:39,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:39,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:08:39,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:41,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:08:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:08:41,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:41,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:41,498 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-08 04:08:41,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:41,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1994475640, now seen corresponding path program 9 times [2024-05-08 04:08:41,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:41,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91582403] [2024-05-08 04:08:41,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:41,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:42,465 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 193 proven. 301 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-05-08 04:08:42,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:42,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91582403] [2024-05-08 04:08:42,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91582403] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:42,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [732742010] [2024-05-08 04:08:42,467 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-08 04:08:42,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:42,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:42,468 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:42,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-08 04:08:43,098 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-05-08 04:08:43,099 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:08:43,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-08 04:08:43,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 205 proven. 13 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2024-05-08 04:08:43,823 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:08:43,959 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 203 proven. 11 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-08 04:08:43,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [732742010] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:08:43,960 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:08:43,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 12, 6] total 38 [2024-05-08 04:08:43,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553978376] [2024-05-08 04:08:43,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:08:43,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-05-08 04:08:43,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:44,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-05-08 04:08:44,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=1274, Unknown=0, NotChecked=0, Total=1406 [2024-05-08 04:08:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:44,198 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:44,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 18.18421052631579) internal successors, (691), 38 states have internal predecessors, (691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:08:44,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:08:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-08 04:08:48,156 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:48,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91,14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:48,349 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-08 04:08:48,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:48,349 INFO L85 PathProgramCache]: Analyzing trace with hash -18049106, now seen corresponding path program 10 times [2024-05-08 04:08:48,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:48,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546884082] [2024-05-08 04:08:48,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:48,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:49,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 558 proven. 429 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2024-05-08 04:08:49,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:49,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546884082] [2024-05-08 04:08:49,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546884082] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:49,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [196935548] [2024-05-08 04:08:49,780 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-08 04:08:49,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:49,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:49,781 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:49,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-08 04:08:50,554 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-08 04:08:50,554 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:08:50,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 1363 conjuncts, 25 conjunts are in the unsatisfiable core [2024-05-08 04:08:50,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:08:51,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 682 proven. 164 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2024-05-08 04:08:51,807 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:08:53,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 680 proven. 166 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2024-05-08 04:08:53,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [196935548] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:08:53,677 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:08:53,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 26, 25] total 71 [2024-05-08 04:08:53,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864167437] [2024-05-08 04:08:53,677 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:08:53,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2024-05-08 04:08:53,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:08:54,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2024-05-08 04:08:54,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=914, Invalid=4056, Unknown=0, NotChecked=0, Total=4970 [2024-05-08 04:08:54,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:54,029 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:08:54,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 11.830985915492958) internal successors, (840), 71 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-08 04:08:54,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:08:57,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-08 04:08:57,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-08 04:08:57,010 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-05-08 04:08:57,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:57,203 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-08 04:08:57,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:08:57,203 INFO L85 PathProgramCache]: Analyzing trace with hash -2029643169, now seen corresponding path program 11 times [2024-05-08 04:08:57,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:08:57,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490198240] [2024-05-08 04:08:57,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:08:57,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:08:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:08:58,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1518 backedges. 567 proven. 511 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2024-05-08 04:08:58,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:08:58,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490198240] [2024-05-08 04:08:58,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490198240] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:08:58,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881047648] [2024-05-08 04:08:58,590 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-08 04:08:58,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:08:58,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:08:58,591 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:08:58,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-08 04:08:59,358 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-05-08 04:08:59,359 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:08:59,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-08 04:08:59,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:09:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1518 backedges. 419 proven. 700 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-05-08 04:09:00,547 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:09:02,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1518 backedges. 408 proven. 711 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-05-08 04:09:02,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1881047648] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:09:02,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:09:02,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 24, 25] total 72 [2024-05-08 04:09:02,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456079322] [2024-05-08 04:09:02,188 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:09:02,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-05-08 04:09:02,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:09:02,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-05-08 04:09:02,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=589, Invalid=4523, Unknown=0, NotChecked=0, Total=5112 [2024-05-08 04:09:02,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:09:02,455 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:09:02,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 10.847222222222221) internal successors, (781), 72 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:09:02,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:09:02,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:09:02,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:09:02,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:09:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:09:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:09:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:09:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:09:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:09:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:09:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:09:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-08 04:09:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-08 04:09:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:09:19,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-08 04:09:19,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-08 04:09:19,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-05-08 04:09:19,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-08 04:09:19,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:09:19,216 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-08 04:09:19,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:09:19,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1188049525, now seen corresponding path program 12 times [2024-05-08 04:09:19,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:09:19,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647480350] [2024-05-08 04:09:19,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:09:19,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:09:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:09:21,461 INFO L134 CoverageAnalysis]: Checked inductivity of 3503 backedges. 1375 proven. 1144 refuted. 0 times theorem prover too weak. 984 trivial. 0 not checked. [2024-05-08 04:09:21,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:09:21,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647480350] [2024-05-08 04:09:21,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647480350] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:09:21,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [892245690] [2024-05-08 04:09:21,462 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-08 04:09:21,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:09:21,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:09:21,465 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:09:21,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-08 04:09:22,106 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-05-08 04:09:22,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-08 04:09:22,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 895 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-08 04:09:22,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:09:23,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3503 backedges. 470 proven. 75 refuted. 0 times theorem prover too weak. 2958 trivial. 0 not checked. [2024-05-08 04:09:23,132 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:09:23,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3503 backedges. 515 proven. 5 refuted. 0 times theorem prover too weak. 2983 trivial. 0 not checked. [2024-05-08 04:09:23,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [892245690] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:09:23,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:09:23,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 16, 6] total 48 [2024-05-08 04:09:23,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34313455] [2024-05-08 04:09:23,268 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:09:23,269 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-05-08 04:09:23,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:09:24,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-05-08 04:09:24,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=2041, Unknown=0, NotChecked=0, Total=2256 [2024-05-08 04:09:24,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:09:24,053 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:09:24,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 16.583333333333332) internal successors, (796), 48 states have internal predecessors, (796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-05-08 04:09:24,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:09:49,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-05-08 04:09:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-08 04:09:49,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-05-08 04:09:49,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable94 [2024-05-08 04:09:49,504 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-08 04:09:49,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:09:49,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1330809753, now seen corresponding path program 13 times [2024-05-08 04:09:49,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:09:49,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601259534] [2024-05-08 04:09:49,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:09:49,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:09:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:09:54,356 INFO L134 CoverageAnalysis]: Checked inductivity of 19791 backedges. 8361 proven. 1189 refuted. 0 times theorem prover too weak. 10241 trivial. 0 not checked. [2024-05-08 04:09:54,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:09:54,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601259534] [2024-05-08 04:09:54,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601259534] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:09:54,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [595183593] [2024-05-08 04:09:54,357 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-08 04:09:54,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:09:54,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:09:54,360 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:09:54,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-08 04:09:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:09:55,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 3498 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-08 04:09:55,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-08 04:09:56,041 INFO L134 CoverageAnalysis]: Checked inductivity of 19791 backedges. 4277 proven. 175 refuted. 0 times theorem prover too weak. 15339 trivial. 0 not checked. [2024-05-08 04:09:56,041 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-08 04:09:57,093 INFO L134 CoverageAnalysis]: Checked inductivity of 19791 backedges. 4189 proven. 263 refuted. 0 times theorem prover too weak. 15339 trivial. 0 not checked. [2024-05-08 04:09:57,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [595183593] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-08 04:09:57,093 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-08 04:09:57,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 73 [2024-05-08 04:09:57,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056532800] [2024-05-08 04:09:57,094 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-08 04:09:57,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-05-08 04:09:57,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 04:09:59,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-05-08 04:09:59,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=765, Invalid=4491, Unknown=0, NotChecked=0, Total=5256 [2024-05-08 04:09:59,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:09:59,505 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 04:09:59,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 8.904109589041095) internal successors, (650), 73 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-08 04:09:59,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 04:10:22,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-08 04:10:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-08 04:10:22,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-05-08 04:10:22,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:10:22,258 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-08 04:10:22,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 04:10:22,258 INFO L85 PathProgramCache]: Analyzing trace with hash -33366153, now seen corresponding path program 14 times [2024-05-08 04:10:22,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 04:10:22,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532919140] [2024-05-08 04:10:22,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 04:10:22,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 04:10:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 04:10:27,453 INFO L134 CoverageAnalysis]: Checked inductivity of 19848 backedges. 8413 proven. 1301 refuted. 0 times theorem prover too weak. 10134 trivial. 0 not checked. [2024-05-08 04:10:27,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 04:10:27,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532919140] [2024-05-08 04:10:27,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532919140] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-08 04:10:27,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1252689432] [2024-05-08 04:10:27,454 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-08 04:10:27,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-08 04:10:27,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 04:10:27,456 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-08 04:10:27,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process