/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking FORWARD --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-bad-buffer-mult-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 02:28:43,231 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 02:28:43,265 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 02:28:43,268 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 02:28:43,268 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 02:28:43,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 02:28:43,285 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 02:28:43,285 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 02:28:43,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 02:28:43,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 02:28:43,286 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 02:28:43,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 02:28:43,287 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 02:28:43,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 02:28:43,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 02:28:43,288 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 02:28:43,288 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 02:28:43,288 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 02:28:43,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 02:28:43,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 02:28:43,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 02:28:43,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 02:28:43,291 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 02:28:43,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 02:28:43,291 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 02:28:43,291 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 02:28:43,292 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 02:28:43,292 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 02:28:43,292 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 02:28:43,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 02:28:43,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 02:28:43,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 02:28:43,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 02:28:43,293 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 02:28:43,293 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 02:28:43,293 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 02:28:43,294 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 02:28:43,294 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 02:28:43,294 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 02:28:43,294 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> FORWARD Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 02:28:43,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 02:28:43,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 02:28:43,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 02:28:43,561 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 02:28:43,561 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 02:28:43,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2024-05-07 02:28:44,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 02:28:44,833 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 02:28:44,833 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2024-05-07 02:28:44,841 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/192d3eb81/c776f97dc8f0439bb2fa70dbf98bad3b/FLAG3725cbe93 [2024-05-07 02:28:44,853 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/192d3eb81/c776f97dc8f0439bb2fa70dbf98bad3b [2024-05-07 02:28:44,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 02:28:44,856 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 02:28:44,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 02:28:44,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 02:28:44,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 02:28:44,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 02:28:44" (1/1) ... [2024-05-07 02:28:44,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cfe4bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:44, skipping insertion in model container [2024-05-07 02:28:44,863 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 02:28:44" (1/1) ... [2024-05-07 02:28:44,895 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 02:28:45,057 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-bad-buffer-mult-alt.wvr.c[4293,4306] [2024-05-07 02:28:45,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 02:28:45,072 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 02:28:45,091 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-bad-buffer-mult-alt.wvr.c[4293,4306] [2024-05-07 02:28:45,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 02:28:45,100 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 02:28:45,100 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 02:28:45,106 INFO L206 MainTranslator]: Completed translation [2024-05-07 02:28:45,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45 WrapperNode [2024-05-07 02:28:45,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 02:28:45,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 02:28:45,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 02:28:45,107 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 02:28:45,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,120 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,152 INFO L138 Inliner]: procedures = 26, calls = 79, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 331 [2024-05-07 02:28:45,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 02:28:45,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 02:28:45,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 02:28:45,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 02:28:45,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,167 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,167 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,189 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,190 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 02:28:45,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 02:28:45,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 02:28:45,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 02:28:45,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (1/1) ... [2024-05-07 02:28:45,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 02:28:45,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:28:45,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-07 02:28:45,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-07 02:28:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 02:28:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 02:28:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 02:28:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-07 02:28:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-07 02:28:45,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-07 02:28:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-07 02:28:45,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-07 02:28:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-07 02:28:45,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-07 02:28:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-07 02:28:45,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-07 02:28:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 02:28:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 02:28:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 02:28:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-07 02:28:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 02:28:45,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 02:28:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 02:28:45,301 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 02:28:45,408 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 02:28:45,409 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 02:28:45,756 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 02:28:45,902 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 02:28:45,903 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-05-07 02:28:45,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 02:28:45 BoogieIcfgContainer [2024-05-07 02:28:45,905 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 02:28:45,908 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 02:28:45,908 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 02:28:45,911 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 02:28:45,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 02:28:44" (1/3) ... [2024-05-07 02:28:45,912 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f9b4f58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 02:28:45, skipping insertion in model container [2024-05-07 02:28:45,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 02:28:45" (2/3) ... [2024-05-07 02:28:45,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f9b4f58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 02:28:45, skipping insertion in model container [2024-05-07 02:28:45,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 02:28:45" (3/3) ... [2024-05-07 02:28:45,914 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2024-05-07 02:28:45,921 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 02:28:45,929 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 02:28:45,929 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 02:28:45,930 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 02:28:46,016 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-05-07 02:28:46,055 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 02:28:46,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 02:28:46,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:28:46,058 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 02:28:46,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-07 02:28:46,124 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 02:28:46,139 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:28:46,140 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 02:28:46,148 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;@17fd3d74, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=FORWARD, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-07 02:28:46,148 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-07 02:28:46,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-07 02:28:46,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1900800914, now seen corresponding path program 1 times [2024-05-07 02:28:46,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:46,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:47,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-07 02:28:47,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:47,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-07 02:28:47,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 02:28:47,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-07 02:28:47,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-07 02:28:47,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1480136204, now seen corresponding path program 1 times [2024-05-07 02:28:47,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:47,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-07 02:28:47,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:47,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:48,139 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-07 02:28:48,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 02:28:48,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-07 02:28:48,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-07 02:28:48,464 INFO L85 PathProgramCache]: Analyzing trace with hash 824789997, now seen corresponding path program 1 times [2024-05-07 02:28:48,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:48,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:48,688 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-07 02:28:48,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:48,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:48,859 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-07 02:28:48,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 02:28:48,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-05-07 02:28:49,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-07 02:28:49,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1400136898, now seen corresponding path program 1 times [2024-05-07 02:28:49,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:49,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-07 02:28:49,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:49,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:49,820 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-07 02:28:49,905 INFO L85 PathProgramCache]: Analyzing trace with hash 454571759, now seen corresponding path program 2 times [2024-05-07 02:28:49,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:49,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:50,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-07 02:28:50,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:50,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:50,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-07 02:28:50,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 02:28:50,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=430, Unknown=0, NotChecked=0, Total=506 [2024-05-07 02:28:50,541 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 02:28:50,542 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 [2024-05-07 02:28:51,301 INFO L85 PathProgramCache]: Analyzing trace with hash 520545344, now seen corresponding path program 1 times [2024-05-07 02:28:51,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:51,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:51,566 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 02:28:51,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:51,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:51,815 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 02:28:51,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-07 02:28:52,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1105399319, now seen corresponding path program 2 times [2024-05-07 02:28:52,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:52,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-07 02:28:52,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:52,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-07 02:28:52,821 INFO L85 PathProgramCache]: Analyzing trace with hash 92360351, now seen corresponding path program 3 times [2024-05-07 02:28:52,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:52,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:53,087 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 02:28:53,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:53,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:53,363 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 02:28:53,664 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 02:28:53,664 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 [2024-05-07 02:28:54,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1461838797, now seen corresponding path program 4 times [2024-05-07 02:28:54,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:54,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:54,612 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-05-07 02:28:54,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:54,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:54,879 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-05-07 02:28:55,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-07 02:28:55,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1730086820, now seen corresponding path program 5 times [2024-05-07 02:28:55,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:55,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:28:55,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:55,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:55,669 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:28:55,772 INFO L85 PathProgramCache]: Analyzing trace with hash -2093082996, now seen corresponding path program 6 times [2024-05-07 02:28:55,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:55,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:56,066 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:28:56,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:56,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:28:56,397 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:28:56,689 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 02:28:56,690 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 [2024-05-07 02:28:59,907 INFO L85 PathProgramCache]: Analyzing trace with hash -485176181, now seen corresponding path program 7 times [2024-05-07 02:28:59,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:28:59,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:28:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-07 02:29:00,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:00,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-07 02:29:00,809 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 02:29:00,810 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 [2024-05-07 02:29:03,551 INFO L85 PathProgramCache]: Analyzing trace with hash -208486090, now seen corresponding path program 8 times [2024-05-07 02:29:03,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:03,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:03,851 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:29:03,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:03,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:04,106 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:29:04,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1612207414, now seen corresponding path program 9 times [2024-05-07 02:29:04,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:04,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:04,499 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-05-07 02:29:04,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:04,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:04,790 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-05-07 02:29:04,968 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 02:29:04,968 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 40 treesize of output 20 [2024-05-07 02:29:05,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1266480714, now seen corresponding path program 10 times [2024-05-07 02:29:05,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:05,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:05,523 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 02:29:05,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:05,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 02:29:05,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-07 02:29:06,038 INFO L85 PathProgramCache]: Analyzing trace with hash -606195580, now seen corresponding path program 11 times [2024-05-07 02:29:06,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:06,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:06,302 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-05-07 02:29:06,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:06,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:06,598 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-05-07 02:29:06,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-07 02:29:06,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1875774957, now seen corresponding path program 12 times [2024-05-07 02:29:06,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:06,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:06,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:07,068 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 02:29:07,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:07,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:07,343 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 02:29:07,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1980517605, now seen corresponding path program 13 times [2024-05-07 02:29:07,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:07,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:07,753 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 02:29:07,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:07,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:08,004 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 02:29:08,171 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 02:29:08,171 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 40 treesize of output 20 [2024-05-07 02:29:08,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1602059165, now seen corresponding path program 14 times [2024-05-07 02:29:08,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:08,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:08,578 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:29:08,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:08,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:08,853 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:29:09,135 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 02:29:09,135 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 [2024-05-07 02:29:09,733 INFO L85 PathProgramCache]: Analyzing trace with hash -699444664, now seen corresponding path program 15 times [2024-05-07 02:29:09,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:09,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:09,996 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:29:09,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:09,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:10,322 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:29:10,420 INFO L85 PathProgramCache]: Analyzing trace with hash -207947214, now seen corresponding path program 16 times [2024-05-07 02:29:10,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:10,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:10,697 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:29:10,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:10,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:10,916 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:29:11,013 INFO L85 PathProgramCache]: Analyzing trace with hash 2143571856, now seen corresponding path program 17 times [2024-05-07 02:29:11,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:11,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:11,286 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 02:29:11,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:11,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 02:29:11,698 INFO L85 PathProgramCache]: Analyzing trace with hash 2026218996, now seen corresponding path program 18 times [2024-05-07 02:29:11,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:11,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:11,927 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 02:29:11,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:11,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:12,150 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 02:29:12,327 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 02:29:12,327 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 40 treesize of output 20 [2024-05-07 02:29:12,559 INFO L85 PathProgramCache]: Analyzing trace with hash -596694089, now seen corresponding path program 1 times [2024-05-07 02:29:12,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:12,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-07 02:29:12,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:12,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:13,097 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-07 02:29:13,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-07 02:29:13,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1317646685, now seen corresponding path program 2 times [2024-05-07 02:29:13,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:13,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:13,512 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-07 02:29:13,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:13,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-07 02:29:13,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-07 02:29:13,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1420606510, now seen corresponding path program 3 times [2024-05-07 02:29:13,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:13,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:14,258 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:29:14,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:14,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:14,472 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-07 02:29:14,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1089129722, now seen corresponding path program 4 times [2024-05-07 02:29:14,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:14,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:14,708 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-07 02:29:14,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:14,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:14,835 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-07 02:29:14,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 02:29:14,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1082, Unknown=0, NotChecked=0, Total=1190 [2024-05-07 02:29:15,162 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 02:29:15,162 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 [2024-05-07 02:29:15,731 INFO L85 PathProgramCache]: Analyzing trace with hash 520545344, now seen corresponding path program 19 times [2024-05-07 02:29:15,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:15,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:15,970 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 02:29:15,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:15,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:16,153 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 02:29:16,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-07 02:29:16,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1105399319, now seen corresponding path program 20 times [2024-05-07 02:29:16,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:16,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:16,528 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-07 02:29:16,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:16,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:16,680 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-07 02:29:17,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-07 02:29:17,116 INFO L85 PathProgramCache]: Analyzing trace with hash -566187198, now seen corresponding path program 21 times [2024-05-07 02:29:17,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:17,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:17,308 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-05-07 02:29:17,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:17,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:17,485 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-05-07 02:29:17,897 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 02:29:17,897 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 [2024-05-07 02:29:21,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1535811403, now seen corresponding path program 22 times [2024-05-07 02:29:21,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:21,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:21,795 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-05-07 02:29:21,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:21,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:22,060 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-05-07 02:29:22,376 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 02:29:22,376 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 [2024-05-07 02:29:39,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1522779226, now seen corresponding path program 23 times [2024-05-07 02:29:39,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:39,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-05-07 02:29:40,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:29:40,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:29:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:29:40,300 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-05-07 02:29:40,572 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 02:29:40,573 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 [2024-05-07 02:30:01,604 WARN L293 SmtUtils]: Spent 18.30s on a formula simplification. DAG size of input: 33 DAG size of output: 28 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-07 02:30:03,614 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_~q1_front~0_In_30 Int) (v_~q1~0.offset_In_23 Int) (v_~q1~0.base_In_23 Int)) (let ((.cse0 (select (select |c_#memory_int| v_~q1~0.base_In_23) (+ (* v_~q1_front~0_In_30 4) v_~q1~0.offset_In_23)))) (or (= .cse0 0) (< 4294967295 .cse0) (< v_~q1_front~0_In_30 0) (< (+ .cse0 4294967295) 0)))) (forall ((v_~q2~0.base_In_15 Int) (v_~q2~0.offset_In_15 Int)) (= (select (select |c_#memory_int| v_~q2~0.base_In_15) (+ (* c_~q2_front~0 4) v_~q2~0.offset_In_15)) 0))) is different from false [2024-05-07 02:30:03,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1806799893, now seen corresponding path program 24 times [2024-05-07 02:30:03,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:03,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:03,923 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-05-07 02:30:03,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:03,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:04,222 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-05-07 02:30:04,507 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 02:30:04,507 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 [2024-05-07 02:30:05,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1412372430, now seen corresponding path program 25 times [2024-05-07 02:30:05,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:05,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:05,699 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-05-07 02:30:05,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:05,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-05-07 02:30:06,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1853357249, now seen corresponding path program 26 times [2024-05-07 02:30:06,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:06,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:06,615 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-05-07 02:30:06,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:06,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:06,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:06,870 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-05-07 02:30:06,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-07 02:30:07,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1467472454, now seen corresponding path program 27 times [2024-05-07 02:30:07,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:07,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:07,430 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 02:30:07,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:07,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:07,711 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 02:30:08,309 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 02:30:08,311 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 40 treesize of output 20 [2024-05-07 02:30:08,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1467472144, now seen corresponding path program 28 times [2024-05-07 02:30:08,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:08,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:09,151 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 44 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-05-07 02:30:09,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:09,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:09,523 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 44 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-05-07 02:30:09,855 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 02:30:09,856 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 40 treesize of output 20 [2024-05-07 02:30:10,016 INFO L85 PathProgramCache]: Analyzing trace with hash -305943168, now seen corresponding path program 29 times [2024-05-07 02:30:10,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:10,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:10,398 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-07 02:30:10,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:10,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:10,766 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-07 02:30:11,093 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 02:30:11,093 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 40 treesize of output 20 [2024-05-07 02:30:11,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1248362976, now seen corresponding path program 30 times [2024-05-07 02:30:11,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:11,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:12,393 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-07 02:30:12,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:12,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-07 02:30:12,891 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 02:30:12,892 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 40 treesize of output 20 [2024-05-07 02:30:13,061 INFO L85 PathProgramCache]: Analyzing trace with hash 906212724, now seen corresponding path program 31 times [2024-05-07 02:30:13,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:13,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:13,402 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-05-07 02:30:13,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:13,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:13,747 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-05-07 02:30:14,161 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)] === [2024-05-07 02:30:14,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:30:14,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1848552659, now seen corresponding path program 1 times [2024-05-07 02:30:14,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:30:14,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102677831] [2024-05-07 02:30:14,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:14,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:14,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 94 proven. 134 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2024-05-07 02:30:14,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:30:14,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102677831] [2024-05-07 02:30:14,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102677831] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:30:14,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [745303243] [2024-05-07 02:30:14,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:14,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:14,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:30:14,754 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 02:30:14,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-07 02:30:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:15,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 02:30:15,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:30:15,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 296 proven. 1 refuted. 0 times theorem prover too weak. 972 trivial. 0 not checked. [2024-05-07 02:30:15,496 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:30:15,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 286 proven. 11 refuted. 0 times theorem prover too weak. 972 trivial. 0 not checked. [2024-05-07 02:30:15,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [745303243] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:30:15,810 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:30:15,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-05-07 02:30:15,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963378080] [2024-05-07 02:30:15,812 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:30:15,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-07 02:30:15,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:30:15,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-07 02:30:15,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2024-05-07 02:30:15,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:15,817 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:30:15,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 19.40909090909091) internal successors, (427), 22 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:30:15,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:17,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:17,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-07 02:30:17,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:17,467 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-07 02:30:17,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:30:17,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1573838519, now seen corresponding path program 2 times [2024-05-07 02:30:17,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:30:17,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897037440] [2024-05-07 02:30:17,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:17,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:18,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1287 backedges. 97 proven. 191 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2024-05-07 02:30:18,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:30:18,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897037440] [2024-05-07 02:30:18,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897037440] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:30:18,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1512256486] [2024-05-07 02:30:18,081 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-07 02:30:18,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:18,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:30:18,084 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 02:30:18,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-07 02:30:18,579 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-07 02:30:18,579 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:30:18,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 1160 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-07 02:30:18,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:30:18,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1287 backedges. 427 proven. 10 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2024-05-07 02:30:18,980 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:30:19,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1287 backedges. 395 proven. 42 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2024-05-07 02:30:19,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1512256486] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:30:19,363 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:30:19,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 31 [2024-05-07 02:30:19,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853251622] [2024-05-07 02:30:19,363 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:30:19,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-05-07 02:30:19,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:30:19,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-05-07 02:30:19,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=808, Unknown=0, NotChecked=0, Total=930 [2024-05-07 02:30:19,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:19,369 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:30:19,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 15.419354838709678) internal successors, (478), 31 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:30:19,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:19,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:20,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:20,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-07 02:30:21,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:21,067 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)] === [2024-05-07 02:30:21,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:30:21,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1528929727, now seen corresponding path program 3 times [2024-05-07 02:30:21,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:30:21,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741085124] [2024-05-07 02:30:21,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:21,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:21,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:21,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 62 proven. 364 refuted. 0 times theorem prover too weak. 895 trivial. 0 not checked. [2024-05-07 02:30:21,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:30:21,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741085124] [2024-05-07 02:30:21,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741085124] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:30:21,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874111671] [2024-05-07 02:30:21,794 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-07 02:30:21,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:21,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:30:21,795 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) [2024-05-07 02:30:21,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-07 02:30:22,336 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-05-07 02:30:22,337 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:30:22,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-07 02:30:22,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:30:22,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 583 proven. 27 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2024-05-07 02:30:22,990 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:30:23,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 75 proven. 535 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2024-05-07 02:30:23,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [874111671] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:30:23,713 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:30:23,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16, 16] total 40 [2024-05-07 02:30:23,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765075995] [2024-05-07 02:30:23,714 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:30:23,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-05-07 02:30:23,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:30:23,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-05-07 02:30:23,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=293, Invalid=1267, Unknown=0, NotChecked=0, Total=1560 [2024-05-07 02:30:23,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:23,716 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:30:23,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 13.225) internal successors, (529), 40 states have internal predecessors, (529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:30:23,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:23,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:23,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:24,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:24,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:24,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:30:24,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-07 02:30:25,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:25,150 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)] === [2024-05-07 02:30:25,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:30:25,151 INFO L85 PathProgramCache]: Analyzing trace with hash 737965631, now seen corresponding path program 4 times [2024-05-07 02:30:25,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:30:25,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924880762] [2024-05-07 02:30:25,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:25,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1379 backedges. 171 proven. 689 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-05-07 02:30:26,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:30:26,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924880762] [2024-05-07 02:30:26,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924880762] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:30:26,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463108600] [2024-05-07 02:30:26,183 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-07 02:30:26,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:26,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:30:26,184 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) [2024-05-07 02:30:26,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-07 02:30:26,616 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-07 02:30:26,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:30:26,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-07 02:30:26,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:30:28,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1379 backedges. 1174 proven. 85 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-05-07 02:30:28,579 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:30:29,936 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 02:30:29,937 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 [2024-05-07 02:30:30,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1379 backedges. 520 proven. 739 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-05-07 02:30:30,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463108600] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:30:30,583 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:30:30,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 25, 25] total 64 [2024-05-07 02:30:30,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878874608] [2024-05-07 02:30:30,584 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:30:30,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-05-07 02:30:30,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:30:30,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-05-07 02:30:30,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=700, Invalid=3332, Unknown=0, NotChecked=0, Total=4032 [2024-05-07 02:30:30,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:30,587 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:30:30,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 11.609375) internal successors, (743), 64 states have internal predecessors, (743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:30:30,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:30,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:30,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:30:30,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:32,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:32,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:32,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:30:32,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:30:32,547 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-05-07 02:30:32,747 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,SelfDestructingSolverStorable83 [2024-05-07 02:30:32,747 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)] === [2024-05-07 02:30:32,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:30:32,748 INFO L85 PathProgramCache]: Analyzing trace with hash 494457274, now seen corresponding path program 5 times [2024-05-07 02:30:32,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:30:32,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297407379] [2024-05-07 02:30:32,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:32,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:34,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1664 backedges. 612 proven. 906 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-05-07 02:30:34,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:30:34,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297407379] [2024-05-07 02:30:34,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297407379] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:30:34,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [389054964] [2024-05-07 02:30:34,356 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-07 02:30:34,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:34,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:30:34,357 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) [2024-05-07 02:30:34,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-07 02:30:35,316 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-05-07 02:30:35,316 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:30:35,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-07 02:30:35,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:30:36,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1664 backedges. 1034 proven. 483 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-05-07 02:30:36,873 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:30:38,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1664 backedges. 864 proven. 653 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-05-07 02:30:38,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [389054964] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:30:38,257 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:30:38,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36, 36] total 100 [2024-05-07 02:30:38,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760339835] [2024-05-07 02:30:38,258 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:30:38,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2024-05-07 02:30:38,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:30:38,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2024-05-07 02:30:38,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1356, Invalid=8544, Unknown=0, NotChecked=0, Total=9900 [2024-05-07 02:30:38,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:38,287 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:30:38,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 8.38) internal successors, (838), 100 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:30:38,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:38,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:38,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:30:38,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:30:38,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:40,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:40,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:40,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:30:40,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:30:40,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:30:40,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-07 02:30:40,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:40,626 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)] === [2024-05-07 02:30:40,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:30:40,626 INFO L85 PathProgramCache]: Analyzing trace with hash 491801145, now seen corresponding path program 6 times [2024-05-07 02:30:40,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:30:40,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27593314] [2024-05-07 02:30:40,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:40,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:42,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1745 backedges. 813 proven. 839 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-05-07 02:30:42,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:30:42,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27593314] [2024-05-07 02:30:42,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27593314] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:30:42,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324444948] [2024-05-07 02:30:42,551 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-07 02:30:42,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:42,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:30:42,552 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) [2024-05-07 02:30:42,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-07 02:30:43,273 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-05-07 02:30:43,273 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:30:43,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-07 02:30:43,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:30:43,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1745 backedges. 509 proven. 27 refuted. 0 times theorem prover too weak. 1209 trivial. 0 not checked. [2024-05-07 02:30:43,808 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:30:44,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1745 backedges. 463 proven. 73 refuted. 0 times theorem prover too weak. 1209 trivial. 0 not checked. [2024-05-07 02:30:44,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324444948] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:30:44,259 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:30:44,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 15, 15] total 64 [2024-05-07 02:30:44,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325911029] [2024-05-07 02:30:44,259 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:30:44,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-05-07 02:30:44,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:30:44,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-05-07 02:30:44,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=402, Invalid=3630, Unknown=0, NotChecked=0, Total=4032 [2024-05-07 02:30:44,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:44,263 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:30:44,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 10.921875) internal successors, (699), 64 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:30:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:30:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:30:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:30:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:47,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:47,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:47,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:30:47,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:30:47,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:30:47,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:30:47,044 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-05-07 02:30:47,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable85 [2024-05-07 02:30:47,244 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)] === [2024-05-07 02:30:47,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:30:47,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1856580157, now seen corresponding path program 7 times [2024-05-07 02:30:47,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:30:47,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625647121] [2024-05-07 02:30:47,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:47,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1859 backedges. 941 proven. 822 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2024-05-07 02:30:49,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:30:49,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625647121] [2024-05-07 02:30:49,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625647121] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:30:49,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385498637] [2024-05-07 02:30:49,321 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-07 02:30:49,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:49,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:30:49,322 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) [2024-05-07 02:30:49,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-07 02:30:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:49,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 1328 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-07 02:30:49,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:30:50,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1859 backedges. 828 proven. 52 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-05-07 02:30:50,619 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:30:51,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1859 backedges. 695 proven. 185 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-05-07 02:30:51,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1385498637] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:30:51,447 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:30:51,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 18, 18] total 73 [2024-05-07 02:30:51,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561438885] [2024-05-07 02:30:51,447 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:30:51,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-05-07 02:30:51,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:30:51,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-05-07 02:30:51,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=510, Invalid=4746, Unknown=0, NotChecked=0, Total=5256 [2024-05-07 02:30:51,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:51,452 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:30:51,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 10.616438356164384) internal successors, (775), 73 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:30:51,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:51,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:51,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:30:51,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:30:51,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:30:51,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:30:51,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:54,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:54,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:54,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:30:54,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:30:54,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:30:54,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:30:54,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:30:54,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-07 02:30:54,761 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 [2024-05-07 02:30:54,761 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)] === [2024-05-07 02:30:54,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:30:54,761 INFO L85 PathProgramCache]: Analyzing trace with hash 274159949, now seen corresponding path program 8 times [2024-05-07 02:30:54,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:30:54,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475818476] [2024-05-07 02:30:54,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:30:54,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:30:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:30:56,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1989 backedges. 1109 proven. 761 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-05-07 02:30:56,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:30:56,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475818476] [2024-05-07 02:30:56,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475818476] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:30:56,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398525017] [2024-05-07 02:30:56,867 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-07 02:30:56,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:30:56,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:30:56,869 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) [2024-05-07 02:30:56,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-07 02:30:57,414 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-07 02:30:57,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:30:57,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 1356 conjuncts, 21 conjunts are in the unsatisfiable core [2024-05-07 02:30:57,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:30:58,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1989 backedges. 910 proven. 85 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2024-05-07 02:30:58,080 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:30:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1989 backedges. 784 proven. 211 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2024-05-07 02:30:58,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1398525017] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:30:58,758 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:30:58,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 21, 21] total 82 [2024-05-07 02:30:58,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200532361] [2024-05-07 02:30:58,759 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:30:58,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2024-05-07 02:30:58,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:30:58,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2024-05-07 02:30:58,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=634, Invalid=6008, Unknown=0, NotChecked=0, Total=6642 [2024-05-07 02:30:58,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:30:58,770 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:30:58,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 10.121951219512194) internal successors, (830), 82 states have internal predecessors, (830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:30:58,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:30:58,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:30:58,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:30:58,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:30:58,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:30:58,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:30:58,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:30:58,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:31:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:31:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:31:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:31:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:31:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:31:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:31:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:31:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:31:02,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-07 02:31:02,527 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 [2024-05-07 02:31:02,527 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)] === [2024-05-07 02:31:02,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:31:02,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1437215529, now seen corresponding path program 9 times [2024-05-07 02:31:02,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:31:02,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988054050] [2024-05-07 02:31:02,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:31:02,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:31:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:31:03,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2135 backedges. 178 proven. 634 refuted. 0 times theorem prover too weak. 1323 trivial. 0 not checked. [2024-05-07 02:31:03,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:31:03,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988054050] [2024-05-07 02:31:03,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988054050] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:31:03,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501569911] [2024-05-07 02:31:03,676 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-07 02:31:03,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:31:03,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:31:03,677 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) [2024-05-07 02:31:03,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-07 02:31:04,738 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-05-07 02:31:04,738 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:31:04,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 960 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-07 02:31:04,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:31:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2135 backedges. 686 proven. 126 refuted. 0 times theorem prover too weak. 1323 trivial. 0 not checked. [2024-05-07 02:31:05,487 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:31:06,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2135 backedges. 147 proven. 665 refuted. 0 times theorem prover too weak. 1323 trivial. 0 not checked. [2024-05-07 02:31:06,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501569911] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:31:06,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:31:06,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 64 [2024-05-07 02:31:06,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275898288] [2024-05-07 02:31:06,338 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:31:06,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-05-07 02:31:06,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:31:06,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-05-07 02:31:06,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=637, Invalid=3395, Unknown=0, NotChecked=0, Total=4032 [2024-05-07 02:31:06,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:31:06,340 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:31:06,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 8.453125) internal successors, (541), 64 states have internal predecessors, (541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:31:06,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:31:06,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:31:06,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:31:06,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:31:06,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:31:06,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:31:06,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:31:06,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:31:06,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:31:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:31:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:31:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:31:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:31:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:31:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:31:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:31:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:31:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:31:08,084 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-05-07 02:31:08,283 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 [2024-05-07 02:31:08,284 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)] === [2024-05-07 02:31:08,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:31:08,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1723709470, now seen corresponding path program 10 times [2024-05-07 02:31:08,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:31:08,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205095702] [2024-05-07 02:31:08,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:31:08,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:31:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:31:09,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 253 proven. 777 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2024-05-07 02:31:09,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:31:09,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205095702] [2024-05-07 02:31:09,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205095702] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:31:09,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [531942630] [2024-05-07 02:31:09,561 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-07 02:31:09,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:31:09,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:31:09,562 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) [2024-05-07 02:31:09,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-07 02:31:10,102 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-07 02:31:10,102 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:31:10,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 31 conjunts are in the unsatisfiable core [2024-05-07 02:31:10,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:31:11,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 1099 proven. 175 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-05-07 02:31:11,793 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:31:12,638 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 02:31:12,643 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 [2024-05-07 02:31:13,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 570 proven. 704 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-05-07 02:31:13,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [531942630] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:31:13,200 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:31:13,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 73 [2024-05-07 02:31:13,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227856145] [2024-05-07 02:31:13,201 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:31:13,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-05-07 02:31:13,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:31:13,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-05-07 02:31:13,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=759, Invalid=4497, Unknown=0, NotChecked=0, Total=5256 [2024-05-07 02:31:13,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:31:13,203 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:31:13,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 8.972602739726028) internal successors, (655), 73 states have internal predecessors, (655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:31:13,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:31:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:31:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:31:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:31:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:31:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:31:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:31:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:31:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:31:13,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:31:14,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:31:14,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:31:14,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:31:14,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:31:14,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:31:14,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:31:14,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:31:14,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:31:14,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:31:14,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:31:14,998 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-07 02:31:15,196 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 [2024-05-07 02:31:15,196 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)] === [2024-05-07 02:31:15,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:31:15,196 INFO L85 PathProgramCache]: Analyzing trace with hash -117669907, now seen corresponding path program 11 times [2024-05-07 02:31:15,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:31:15,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910984017] [2024-05-07 02:31:15,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:31:15,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:31:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:31:17,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 313 proven. 852 refuted. 0 times theorem prover too weak. 1076 trivial. 0 not checked. [2024-05-07 02:31:17,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:31:17,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910984017] [2024-05-07 02:31:17,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910984017] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:31:17,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756763251] [2024-05-07 02:31:17,034 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-07 02:31:17,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:31:17,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:31:17,035 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) [2024-05-07 02:31:17,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-07 02:31:20,567 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-05-07 02:31:20,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:31:20,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 1412 conjuncts, 40 conjunts are in the unsatisfiable core [2024-05-07 02:31:20,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:31:21,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 1239 proven. 232 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2024-05-07 02:31:21,745 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:31:22,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 837 proven. 634 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2024-05-07 02:31:22,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756763251] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:31:22,945 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:31:22,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 37, 37] total 97 [2024-05-07 02:31:22,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739919445] [2024-05-07 02:31:22,945 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:31:22,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2024-05-07 02:31:22,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:31:22,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2024-05-07 02:31:22,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1720, Invalid=7592, Unknown=0, NotChecked=0, Total=9312 [2024-05-07 02:31:22,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:31:22,949 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:31:22,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 8.948453608247423) internal successors, (868), 97 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:31:22,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:31:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:31:25,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-07 02:31:25,503 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 [2024-05-07 02:31:25,503 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)] === [2024-05-07 02:31:25,503 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:31:25,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1229876166, now seen corresponding path program 12 times [2024-05-07 02:31:25,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:31:25,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729592449] [2024-05-07 02:31:25,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:31:25,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:31:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:31:27,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2864 backedges. 461 proven. 253 refuted. 0 times theorem prover too weak. 2150 trivial. 0 not checked. [2024-05-07 02:31:27,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:31:27,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729592449] [2024-05-07 02:31:27,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729592449] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:31:27,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802927328] [2024-05-07 02:31:27,622 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-07 02:31:27,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:31:27,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:31:27,643 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) [2024-05-07 02:31:27,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-07 02:32:05,488 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2024-05-07 02:32:05,488 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:32:05,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 02:32:05,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:32:05,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2864 backedges. 213 proven. 397 refuted. 0 times theorem prover too weak. 2254 trivial. 0 not checked. [2024-05-07 02:32:05,814 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:32:06,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2864 backedges. 72 proven. 1178 refuted. 0 times theorem prover too weak. 1614 trivial. 0 not checked. [2024-05-07 02:32:06,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1802927328] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:32:06,719 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:32:06,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 31] total 44 [2024-05-07 02:32:06,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444049454] [2024-05-07 02:32:06,719 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:32:06,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-05-07 02:32:06,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:32:06,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-05-07 02:32:06,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=501, Invalid=1391, Unknown=0, NotChecked=0, Total=1892 [2024-05-07 02:32:06,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:32:06,721 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:32:06,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 12.931818181818182) internal successors, (569), 44 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:32:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:32:07,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:32:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:32:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:32:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:32:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:32:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:32:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:32:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:32:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:32:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:32:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:32:07,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 02:32:07,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-07 02:32:07,541 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 [2024-05-07 02:32:07,542 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)] === [2024-05-07 02:32:07,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:32:07,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1790213881, now seen corresponding path program 13 times [2024-05-07 02:32:07,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:32:07,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338905036] [2024-05-07 02:32:07,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:32:07,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:32:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:32:08,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1907 backedges. 118 proven. 3 refuted. 0 times theorem prover too weak. 1786 trivial. 0 not checked. [2024-05-07 02:32:08,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:32:08,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338905036] [2024-05-07 02:32:08,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338905036] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:32:08,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341912327] [2024-05-07 02:32:08,239 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-07 02:32:08,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:32:08,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:32:08,240 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) [2024-05-07 02:32:08,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-07 02:32:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:32:08,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 1120 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 02:32:08,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:32:08,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1907 backedges. 208 proven. 23 refuted. 0 times theorem prover too weak. 1676 trivial. 0 not checked. [2024-05-07 02:32:08,948 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:32:09,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1907 backedges. 199 proven. 48 refuted. 0 times theorem prover too weak. 1660 trivial. 0 not checked. [2024-05-07 02:32:09,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341912327] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:32:09,111 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:32:09,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 9] total 19 [2024-05-07 02:32:09,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722006656] [2024-05-07 02:32:09,111 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:32:09,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-05-07 02:32:09,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:32:09,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-05-07 02:32:09,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2024-05-07 02:32:09,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:32:09,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:32:09,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 17.31578947368421) internal successors, (329), 19 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 02:32:09,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:32:14,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:32:14,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:32:14,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:32:14,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:32:14,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:32:14,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:32:14,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:32:14,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:32:14,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:32:14,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:32:14,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:32:14,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:32:14,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:32:14,437 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-05-07 02:32:14,637 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 [2024-05-07 02:32:14,637 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)] === [2024-05-07 02:32:14,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:32:14,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1132163817, now seen corresponding path program 14 times [2024-05-07 02:32:14,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:32:14,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157775069] [2024-05-07 02:32:14,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:32:14,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:32:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:32:17,254 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 946 proven. 1294 refuted. 0 times theorem prover too weak. 941 trivial. 0 not checked. [2024-05-07 02:32:17,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:32:17,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157775069] [2024-05-07 02:32:17,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157775069] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:32:17,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69253312] [2024-05-07 02:32:17,255 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-07 02:32:17,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:32:17,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:32:17,280 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) [2024-05-07 02:32:17,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-07 02:32:17,953 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-07 02:32:17,953 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:32:17,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-07 02:32:17,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:32:18,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 868 proven. 389 refuted. 0 times theorem prover too weak. 1924 trivial. 0 not checked. [2024-05-07 02:32:18,365 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:32:19,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 636 proven. 840 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-05-07 02:32:19,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69253312] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:32:19,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:32:19,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 9, 25] total 78 [2024-05-07 02:32:19,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118955800] [2024-05-07 02:32:19,268 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:32:19,269 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 78 states [2024-05-07 02:32:19,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:32:19,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2024-05-07 02:32:19,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=693, Invalid=5313, Unknown=0, NotChecked=0, Total=6006 [2024-05-07 02:32:19,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:32:19,272 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:32:19,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 78 states, 78 states have (on average 10.820512820512821) internal successors, (844), 78 states have internal predecessors, (844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:32:19,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:32:24,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:32:24,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:32:24,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-07 02:32:24,292 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 [2024-05-07 02:32:24,292 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)] === [2024-05-07 02:32:24,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:32:24,293 INFO L85 PathProgramCache]: Analyzing trace with hash -498871887, now seen corresponding path program 15 times [2024-05-07 02:32:24,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:32:24,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409396288] [2024-05-07 02:32:24,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:32:24,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:32:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:32:27,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4283 backedges. 1559 proven. 1725 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2024-05-07 02:32:27,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:32:27,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409396288] [2024-05-07 02:32:27,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409396288] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:32:27,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900531529] [2024-05-07 02:32:27,651 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-07 02:32:27,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:32:27,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:32:27,652 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) [2024-05-07 02:32:27,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-07 02:33:42,411 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-05-07 02:33:42,411 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:33:42,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 1671 conjuncts, 51 conjunts are in the unsatisfiable core [2024-05-07 02:33:42,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:33:45,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4283 backedges. 2242 proven. 855 refuted. 0 times theorem prover too weak. 1186 trivial. 0 not checked. [2024-05-07 02:33:45,065 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:33:48,009 INFO L134 CoverageAnalysis]: Checked inductivity of 4283 backedges. 968 proven. 2129 refuted. 0 times theorem prover too weak. 1186 trivial. 0 not checked. [2024-05-07 02:33:48,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [900531529] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:33:48,009 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:33:48,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51, 51] total 148 [2024-05-07 02:33:48,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724206839] [2024-05-07 02:33:48,010 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:33:48,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 148 states [2024-05-07 02:33:48,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:33:48,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 148 interpolants. [2024-05-07 02:33:48,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2254, Invalid=19502, Unknown=0, NotChecked=0, Total=21756 [2024-05-07 02:33:48,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:33:48,015 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:33:48,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 148 states, 148 states have (on average 8.141891891891891) internal successors, (1205), 148 states have internal predecessors, (1205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:33:48,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:33:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:33:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:33:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:33:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:33:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:33:56,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-05-07 02:33:57,066 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 [2024-05-07 02:33:57,067 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)] === [2024-05-07 02:33:57,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:33:57,067 INFO L85 PathProgramCache]: Analyzing trace with hash -464480665, now seen corresponding path program 16 times [2024-05-07 02:33:57,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:33:57,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443177865] [2024-05-07 02:33:57,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:33:57,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:33:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:34:00,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4525 backedges. 1904 proven. 1572 refuted. 0 times theorem prover too weak. 1049 trivial. 0 not checked. [2024-05-07 02:34:00,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:34:00,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443177865] [2024-05-07 02:34:00,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443177865] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:34:00,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523581188] [2024-05-07 02:34:00,631 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-07 02:34:00,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:34:00,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:34:00,632 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) [2024-05-07 02:34:00,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-07 02:34:01,323 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-07 02:34:01,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:34:01,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 63 conjunts are in the unsatisfiable core [2024-05-07 02:34:01,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:34:06,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4525 backedges. 2550 proven. 976 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2024-05-07 02:34:06,261 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:34:09,185 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 02:34:09,185 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 [2024-05-07 02:34:11,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4525 backedges. 2246 proven. 1280 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2024-05-07 02:34:11,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523581188] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:34:11,301 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:34:11,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 59, 59] total 168 [2024-05-07 02:34:11,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786852885] [2024-05-07 02:34:11,301 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:34:11,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 168 states [2024-05-07 02:34:11,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:34:11,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 168 interpolants. [2024-05-07 02:34:11,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3284, Invalid=24772, Unknown=0, NotChecked=0, Total=28056 [2024-05-07 02:34:11,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:34:11,307 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:34:11,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 168 states, 168 states have (on average 8.922619047619047) internal successors, (1499), 168 states have internal predecessors, (1499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:34:11,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:34:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-05-07 02:34:22,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-05-07 02:34:22,732 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 [2024-05-07 02:34:22,732 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)] === [2024-05-07 02:34:22,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:34:22,733 INFO L85 PathProgramCache]: Analyzing trace with hash 120307074, now seen corresponding path program 17 times [2024-05-07 02:34:22,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:34:22,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724832265] [2024-05-07 02:34:22,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:34:22,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:34:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:34:26,694 INFO L134 CoverageAnalysis]: Checked inductivity of 5548 backedges. 2296 proven. 1333 refuted. 0 times theorem prover too weak. 1919 trivial. 0 not checked. [2024-05-07 02:34:26,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:34:26,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724832265] [2024-05-07 02:34:26,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724832265] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:34:26,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [510227776] [2024-05-07 02:34:26,694 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-07 02:34:26,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:34:26,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:34:26,695 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) [2024-05-07 02:34:26,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-07 02:37:32,071 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2024-05-07 02:37:32,071 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:37:32,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 1914 conjuncts, 88 conjunts are in the unsatisfiable core [2024-05-07 02:37:32,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:37:36,002 INFO L134 CoverageAnalysis]: Checked inductivity of 5548 backedges. 1752 proven. 1907 refuted. 0 times theorem prover too weak. 1889 trivial. 0 not checked. [2024-05-07 02:37:36,003 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:37:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 5548 backedges. 385 proven. 3274 refuted. 0 times theorem prover too weak. 1889 trivial. 0 not checked. [2024-05-07 02:37:40,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [510227776] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:37:40,552 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:37:40,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 71, 71] total 191 [2024-05-07 02:37:40,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392532111] [2024-05-07 02:37:40,553 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:37:40,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 191 states [2024-05-07 02:37:40,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:37:40,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 191 interpolants. [2024-05-07 02:37:40,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5086, Invalid=31204, Unknown=0, NotChecked=0, Total=36290 [2024-05-07 02:37:40,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:37:40,560 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:37:40,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 191 states, 191 states have (on average 6.942408376963351) internal successors, (1326), 191 states have internal predecessors, (1326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-05-07 02:37:40,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:37:47,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-05-07 02:37:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-07 02:37:47,883 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-05-07 02:37:48,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable96 [2024-05-07 02:37:48,080 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-07 02:37:48,081 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:37:48,081 INFO L85 PathProgramCache]: Analyzing trace with hash 910560599, now seen corresponding path program 18 times [2024-05-07 02:37:48,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:37:48,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018792025] [2024-05-07 02:37:48,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:37:48,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:37:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:37:50,782 INFO L134 CoverageAnalysis]: Checked inductivity of 5685 backedges. 1160 proven. 985 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2024-05-07 02:37:50,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:37:50,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018792025] [2024-05-07 02:37:50,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018792025] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:37:50,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [834625033] [2024-05-07 02:37:50,782 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-07 02:37:50,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:37:50,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:37:50,783 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 02:37:50,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-05-07 02:40:53,197 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 23 check-sat command(s) [2024-05-07 02:40:53,198 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:40:53,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-07 02:40:53,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:40:53,678 INFO L134 CoverageAnalysis]: Checked inductivity of 5685 backedges. 1156 proven. 999 refuted. 0 times theorem prover too weak. 3530 trivial. 0 not checked. [2024-05-07 02:40:53,678 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:40:54,980 INFO L134 CoverageAnalysis]: Checked inductivity of 5685 backedges. 385 proven. 2169 refuted. 0 times theorem prover too weak. 3131 trivial. 0 not checked. [2024-05-07 02:40:54,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [834625033] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:40:54,980 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:40:54,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 37] total 50 [2024-05-07 02:40:54,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117353677] [2024-05-07 02:40:54,981 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:40:54,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-07 02:40:54,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:40:54,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-07 02:40:54,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=804, Invalid=1646, Unknown=0, NotChecked=0, Total=2450 [2024-05-07 02:40:54,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:40:54,982 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:40:54,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 12.46) internal successors, (623), 50 states have internal predecessors, (623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-07 02:40:54,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:41:03,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-07 02:41:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 02:41:03,134 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-05-07 02:41:03,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:41:03,328 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-07 02:41:03,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:41:03,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1467934604, now seen corresponding path program 19 times [2024-05-07 02:41:03,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:41:03,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059003710] [2024-05-07 02:41:03,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:41:03,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:41:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:41:10,614 INFO L134 CoverageAnalysis]: Checked inductivity of 10212 backedges. 2741 proven. 5225 refuted. 0 times theorem prover too weak. 2246 trivial. 0 not checked. [2024-05-07 02:41:10,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:41:10,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059003710] [2024-05-07 02:41:10,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059003710] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:41:10,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2080432311] [2024-05-07 02:41:10,614 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-07 02:41:10,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:41:10,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:41:10,615 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 02:41:10,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-05-07 02:41:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:41:11,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 2534 conjuncts, 60 conjunts are in the unsatisfiable core [2024-05-07 02:41:11,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:41:14,928 INFO L134 CoverageAnalysis]: Checked inductivity of 10212 backedges. 6246 proven. 1242 refuted. 0 times theorem prover too weak. 2724 trivial. 0 not checked. [2024-05-07 02:41:14,929 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:41:17,866 INFO L134 CoverageAnalysis]: Checked inductivity of 10212 backedges. 5563 proven. 1925 refuted. 0 times theorem prover too weak. 2724 trivial. 0 not checked. [2024-05-07 02:41:17,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2080432311] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:41:17,867 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:41:17,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 60, 60] total 187 [2024-05-07 02:41:17,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867088603] [2024-05-07 02:41:17,867 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:41:17,868 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 187 states [2024-05-07 02:41:17,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:41:17,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 187 interpolants. [2024-05-07 02:41:17,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3392, Invalid=31390, Unknown=0, NotChecked=0, Total=34782 [2024-05-07 02:41:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:41:17,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:41:17,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 187 states, 187 states have (on average 8.294117647058824) internal successors, (1551), 187 states have internal predecessors, (1551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 02:41:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:41:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:41:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:41:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:41:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:41:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:41:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:41:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:41:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:41:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:41:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:41:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:41:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:41:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:41:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:41:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:41:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-05-07 02:41:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-07 02:41:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 02:41:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-05-07 02:41:33,296 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-05-07 02:41:33,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable98 [2024-05-07 02:41:33,496 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-07 02:41:33,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:41:33,497 INFO L85 PathProgramCache]: Analyzing trace with hash -470938302, now seen corresponding path program 20 times [2024-05-07 02:41:33,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:41:33,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349946329] [2024-05-07 02:41:33,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:41:33,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:41:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:41:41,636 INFO L134 CoverageAnalysis]: Checked inductivity of 10534 backedges. 2954 proven. 5312 refuted. 0 times theorem prover too weak. 2268 trivial. 0 not checked. [2024-05-07 02:41:41,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:41:41,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349946329] [2024-05-07 02:41:41,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349946329] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:41:41,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398075881] [2024-05-07 02:41:41,637 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-07 02:41:41,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:41:41,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:41:41,638 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 02:41:41,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-05-07 02:41:42,626 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-07 02:41:42,626 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 02:41:42,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 2562 conjuncts, 63 conjunts are in the unsatisfiable core [2024-05-07 02:41:42,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 02:41:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 10534 backedges. 6369 proven. 1387 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2024-05-07 02:41:45,861 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 02:41:50,151 INFO L134 CoverageAnalysis]: Checked inductivity of 10534 backedges. 5815 proven. 1941 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2024-05-07 02:41:50,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398075881] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 02:41:50,151 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 02:41:50,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [75, 63, 63] total 196 [2024-05-07 02:41:50,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621824437] [2024-05-07 02:41:50,152 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 02:41:50,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 196 states [2024-05-07 02:41:50,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:41:50,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 196 interpolants. [2024-05-07 02:41:50,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3728, Invalid=34492, Unknown=0, NotChecked=0, Total=38220 [2024-05-07 02:41:50,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:41:50,160 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:41:50,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 196 states, 196 states have (on average 8.224489795918368) internal successors, (1612), 196 states have internal predecessors, (1612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:41:50,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:41:50,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:41:50,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:41:50,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:41:50,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-05-07 02:41:50,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:42:07,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-05-07 02:42:07,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-07 02:42:07,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 02:42:07,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-05-07 02:42:07,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2024-05-07 02:42:07,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-05-07 02:42:07,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:42:07,240 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-07 02:42:07,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 02:42:07,241 INFO L85 PathProgramCache]: Analyzing trace with hash -422167816, now seen corresponding path program 21 times [2024-05-07 02:42:07,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 02:42:07,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60335771] [2024-05-07 02:42:07,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 02:42:07,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 02:42:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 02:42:15,400 INFO L134 CoverageAnalysis]: Checked inductivity of 10872 backedges. 3465 proven. 5225 refuted. 0 times theorem prover too weak. 2182 trivial. 0 not checked. [2024-05-07 02:42:15,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 02:42:15,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60335771] [2024-05-07 02:42:15,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60335771] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 02:42:15,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1722871934] [2024-05-07 02:42:15,400 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-07 02:42:15,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 02:42:15,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 02:42:15,402 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 02:42:15,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process Received shutdown request... [2024-05-07 02:42:51,414 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 02:42:51,427 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 02:42:51,427 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 02:42:52,451 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-07 02:42:52,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-05-07 02:42:52,615 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forcibly destroying the process [2024-05-07 02:42:52,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 137 [2024-05-07 02:42:52,626 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 02:42:52,626 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-05-07 02:42:52,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [78] total 78 [2024-05-07 02:42:52,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592070850] [2024-05-07 02:42:52,626 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-05-07 02:42:52,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 78 states [2024-05-07 02:42:52,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 02:42:52,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2024-05-07 02:42:52,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1007, Invalid=4999, Unknown=0, NotChecked=0, Total=6006 [2024-05-07 02:42:52,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:42:52,628 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 02:42:52,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 78 states, 78 states have (on average 8.525641025641026) internal successors, (665), 78 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 208 states. [2024-05-07 02:42:52,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 02:42:52,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-05-07 02:42:52,630 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-05-07 02:42:52,632 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-05-07 02:42:52,632 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-05-07 02:42:52,632 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-05-07 02:42:52,632 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-05-07 02:42:52,633 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-05-07 02:42:52,636 INFO L448 BasicCegarLoop]: Path program histogram: [31, 21, 4, 2, 1, 1, 1] [2024-05-07 02:42:52,638 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 02:42:52,638 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 02:42:52,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 02:42:52 BasicIcfg [2024-05-07 02:42:52,642 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 02:42:52,642 INFO L158 Benchmark]: Toolchain (without parser) took 847786.40ms. Allocated memory was 151.0MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 78.7MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 534.5MB. Max. memory is 8.0GB. [2024-05-07 02:42:52,642 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 151.0MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 02:42:52,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.74ms. Allocated memory was 151.0MB in the beginning and 243.3MB in the end (delta: 92.3MB). Free memory was 78.5MB in the beginning and 208.4MB in the end (delta: -129.9MB). Peak memory consumption was 14.6MB. Max. memory is 8.0GB. [2024-05-07 02:42:52,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.48ms. Allocated memory is still 243.3MB. Free memory was 208.4MB in the beginning and 205.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 02:42:52,644 INFO L158 Benchmark]: Boogie Preprocessor took 40.15ms. Allocated memory is still 243.3MB. Free memory was 205.9MB in the beginning and 203.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-07 02:42:52,644 INFO L158 Benchmark]: RCFGBuilder took 711.82ms. Allocated memory is still 243.3MB. Free memory was 203.2MB in the beginning and 152.4MB in the end (delta: 50.9MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. [2024-05-07 02:42:52,645 INFO L158 Benchmark]: TraceAbstraction took 846733.58ms. Allocated memory was 243.3MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 150.8MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 513.6MB. Max. memory is 8.0GB. [2024-05-07 02:42:52,646 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 151.0MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 248.74ms. Allocated memory was 151.0MB in the beginning and 243.3MB in the end (delta: 92.3MB). Free memory was 78.5MB in the beginning and 208.4MB in the end (delta: -129.9MB). Peak memory consumption was 14.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.48ms. Allocated memory is still 243.3MB. Free memory was 208.4MB in the beginning and 205.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.15ms. Allocated memory is still 243.3MB. Free memory was 205.9MB in the beginning and 203.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 711.82ms. Allocated memory is still 243.3MB. Free memory was 203.2MB in the beginning and 152.4MB in the end (delta: 50.9MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. * TraceAbstraction took 846733.58ms. Allocated memory was 243.3MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 150.8MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 513.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4086946, independent: 3938332, independent conditional: 3928483, independent unconditional: 9849, dependent: 148614, dependent conditional: 148609, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3960873, independent: 3938332, independent conditional: 3928483, independent unconditional: 9849, dependent: 22541, dependent conditional: 22536, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3960873, independent: 3938332, independent conditional: 3928483, independent unconditional: 9849, dependent: 22541, dependent conditional: 22536, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3960873, independent: 3938332, independent conditional: 3928483, independent unconditional: 9849, dependent: 22541, dependent conditional: 22536, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4065781, independent: 3938332, independent conditional: 1742591, independent unconditional: 2195741, dependent: 127449, dependent conditional: 83114, dependent unconditional: 44335, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4065781, independent: 3938332, independent conditional: 1101534, independent unconditional: 2836798, dependent: 127449, dependent conditional: 63703, dependent unconditional: 63746, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4065781, independent: 3938332, independent conditional: 1101534, independent unconditional: 2836798, dependent: 127449, dependent conditional: 63703, dependent unconditional: 63746, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1347, independent: 1213, independent conditional: 113, independent unconditional: 1100, dependent: 134, dependent conditional: 122, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1347, independent: 1169, independent conditional: 0, independent unconditional: 1169, dependent: 178, dependent conditional: 0, dependent unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 178, independent: 44, independent conditional: 42, independent unconditional: 2, dependent: 134, dependent conditional: 122, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 178, independent: 44, independent conditional: 42, independent unconditional: 2, dependent: 134, dependent conditional: 122, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 716, independent: 144, independent conditional: 136, independent unconditional: 8, dependent: 572, dependent conditional: 477, dependent unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4065781, independent: 3937119, independent conditional: 1101421, independent unconditional: 2835698, dependent: 127315, dependent conditional: 63581, dependent unconditional: 63734, unknown: 1347, unknown conditional: 235, unknown unconditional: 1112] , Statistics on independence cache: Total cache size (in pairs): 1347, Positive cache size: 1213, Positive conditional cache size: 113, Positive unconditional cache size: 1100, Negative cache size: 134, Negative conditional cache size: 122, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 660468, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4065781, independent: 3938332, independent conditional: 1742591, independent unconditional: 2195741, dependent: 127449, dependent conditional: 83114, dependent unconditional: 44335, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4065781, independent: 3938332, independent conditional: 1101534, independent unconditional: 2836798, dependent: 127449, dependent conditional: 63703, dependent unconditional: 63746, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4065781, independent: 3938332, independent conditional: 1101534, independent unconditional: 2836798, dependent: 127449, dependent conditional: 63703, dependent unconditional: 63746, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1347, independent: 1213, independent conditional: 113, independent unconditional: 1100, dependent: 134, dependent conditional: 122, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1347, independent: 1169, independent conditional: 0, independent unconditional: 1169, dependent: 178, dependent conditional: 0, dependent unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 178, independent: 44, independent conditional: 42, independent unconditional: 2, dependent: 134, dependent conditional: 122, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 178, independent: 44, independent conditional: 42, independent unconditional: 2, dependent: 134, dependent conditional: 122, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 716, independent: 144, independent conditional: 136, independent unconditional: 8, dependent: 572, dependent conditional: 477, dependent unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4065781, independent: 3937119, independent conditional: 1101421, independent unconditional: 2835698, dependent: 127315, dependent conditional: 63581, dependent unconditional: 63734, unknown: 1347, unknown conditional: 235, unknown unconditional: 1112] , Statistics on independence cache: Total cache size (in pairs): 1347, Positive cache size: 1213, Positive conditional cache size: 113, Positive unconditional cache size: 1100, Negative cache size: 134, Negative conditional cache size: 122, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 660468 ], Independence queries for same thread: 126073 - TimeoutResultAtElement [Line: 154]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 147]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 144]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 145]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 146]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 272 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 846.5s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 31, EmptinessCheckTime: 190.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1620, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.7s SsaConstructionTime, 488.6s SatisfiabilityAnalysisTime, 115.5s InterpolantComputationTime, 24923 NumberOfCodeBlocks, 23997 NumberOfCodeBlocksAsserted, 162 NumberOfCheckSat, 36829 ConstructedInterpolants, 960 QuantifiedInterpolants, 163144 SizeOfPredicates, 469 NumberOfNonLiveVariables, 27750 ConjunctsInSsa, 690 ConjunctsInUnsatCore, 61 InterpolantComputations, 0 PerfectInterpolantSequences, 155698/214308 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 90.4s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 5, ConditionalCommutativityConditionCalculations: 45, ConditionalCommutativityTraceChecks: 40, ConditionalCommutativityImperfectProofs: 35 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown