/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-93.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 03:57:03,430 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 03:57:03,490 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-16 03:57:03,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 03:57:03,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 03:57:03,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 03:57:03,522 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 03:57:03,522 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 03:57:03,523 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 03:57:03,525 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 03:57:03,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 03:57:03,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 03:57:03,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 03:57:03,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 03:57:03,528 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 03:57:03,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 03:57:03,528 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 03:57:03,529 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-16 03:57:03,530 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 03:57:03,530 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-16 03:57:03,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 03:57:03,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 03:57:03,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 03:57:03,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 03:57:03,531 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 03:57:03,531 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-16 03:57:03,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 03:57:03,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 03:57:03,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 03:57:03,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 03:57:03,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 03:57:03,533 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 03:57:03,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 03:57:03,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 03:57:03,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 03:57:03,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 03:57:03,533 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 03:57:03,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 03:57:03,533 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 03:57:03,533 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 03:57:03,534 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 03:57:03,534 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 03:57:03,534 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 03:57:03,534 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 03:57:03,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 03:57:03,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 03:57:03,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 03:57:03,726 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 03:57:03,726 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 03:57:03,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-93.i [2023-12-16 03:57:04,909 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 03:57:05,052 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 03:57:05,052 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-93.i [2023-12-16 03:57:05,057 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80e7d04e3/ac10d84129c148549d1d6f323eca52e5/FLAG005038669 [2023-12-16 03:57:05,067 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80e7d04e3/ac10d84129c148549d1d6f323eca52e5 [2023-12-16 03:57:05,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 03:57:05,069 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 03:57:05,070 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 03:57:05,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 03:57:05,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 03:57:05,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68694c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05, skipping insertion in model container [2023-12-16 03:57:05,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,089 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 03:57:05,191 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-93.i[915,928] [2023-12-16 03:57:05,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 03:57:05,220 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 03:57:05,231 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-93.i[915,928] [2023-12-16 03:57:05,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 03:57:05,258 INFO L206 MainTranslator]: Completed translation [2023-12-16 03:57:05,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05 WrapperNode [2023-12-16 03:57:05,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 03:57:05,259 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 03:57:05,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 03:57:05,259 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 03:57:05,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,283 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 73 [2023-12-16 03:57:05,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 03:57:05,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 03:57:05,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 03:57:05,284 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 03:57:05,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,301 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,310 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-12-16 03:57:05,310 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,310 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 03:57:05,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 03:57:05,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 03:57:05,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 03:57:05,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (1/1) ... [2023-12-16 03:57:05,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 03:57:05,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 03:57:05,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-16 03:57:05,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-16 03:57:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 03:57:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-16 03:57:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-16 03:57:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 03:57:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 03:57:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 03:57:05,486 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 03:57:05,488 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 03:57:05,697 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 03:57:05,756 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 03:57:05,764 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 03:57:05,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:57:05 BoogieIcfgContainer [2023-12-16 03:57:05,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 03:57:05,781 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 03:57:05,781 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 03:57:05,783 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 03:57:05,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 03:57:05" (1/3) ... [2023-12-16 03:57:05,783 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d1e6b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:57:05, skipping insertion in model container [2023-12-16 03:57:05,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:05" (2/3) ... [2023-12-16 03:57:05,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d1e6b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:57:05, skipping insertion in model container [2023-12-16 03:57:05,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:57:05" (3/3) ... [2023-12-16 03:57:05,785 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-93.i [2023-12-16 03:57:05,798 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 03:57:05,798 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 03:57:05,840 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 03:57:05,863 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=PETRI_NET, 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;@172ae02d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 03:57:05,864 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 03:57:05,867 INFO L276 IsEmpty]: Start isEmpty. Operand has 29 states, 16 states have (on average 1.375) internal successors, (22), 17 states have internal predecessors, (22), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-12-16 03:57:05,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-16 03:57:05,874 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 03:57:05,875 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 03:57:05,875 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 03:57:05,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 03:57:05,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1702402711, now seen corresponding path program 1 times [2023-12-16 03:57:05,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 03:57:05,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174821096] [2023-12-16 03:57:05,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 03:57:05,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 03:57:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-16 03:57:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-16 03:57:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-16 03:57:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-16 03:57:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-16 03:57:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-16 03:57:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-16 03:57:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-12-16 03:57:06,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-12-16 03:57:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-12-16 03:57:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,217 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-12-16 03:57:06,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-16 03:57:06,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174821096] [2023-12-16 03:57:06,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174821096] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 03:57:06,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 03:57:06,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-16 03:57:06,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603540141] [2023-12-16 03:57:06,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 03:57:06,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-16 03:57:06,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-16 03:57:06,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-16 03:57:06,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 03:57:06,245 INFO L87 Difference]: Start difference. First operand has 29 states, 16 states have (on average 1.375) internal successors, (22), 17 states have internal predecessors, (22), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 2 states have call successors, (10) [2023-12-16 03:57:06,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 03:57:06,269 INFO L93 Difference]: Finished difference Result 55 states and 92 transitions. [2023-12-16 03:57:06,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-16 03:57:06,271 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 2 states have call successors, (10) Word has length 61 [2023-12-16 03:57:06,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 03:57:06,275 INFO L225 Difference]: With dead ends: 55 [2023-12-16 03:57:06,275 INFO L226 Difference]: Without dead ends: 27 [2023-12-16 03:57:06,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 03:57:06,280 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-16 03:57:06,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 34 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-16 03:57:06,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2023-12-16 03:57:06,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2023-12-16 03:57:06,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 15 states have internal predecessors, (17), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-12-16 03:57:06,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2023-12-16 03:57:06,306 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 61 [2023-12-16 03:57:06,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 03:57:06,307 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2023-12-16 03:57:06,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 2 states have call successors, (10) [2023-12-16 03:57:06,307 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2023-12-16 03:57:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-16 03:57:06,309 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 03:57:06,310 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 03:57:06,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 03:57:06,310 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 03:57:06,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 03:57:06,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1481871017, now seen corresponding path program 1 times [2023-12-16 03:57:06,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 03:57:06,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748850200] [2023-12-16 03:57:06,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 03:57:06,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 03:57:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-16 03:57:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-16 03:57:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-16 03:57:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-12-16 03:57:06,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-12-16 03:57:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-12-16 03:57:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-12-16 03:57:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-12-16 03:57:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-12-16 03:57:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-12-16 03:57:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:57:06,738 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-12-16 03:57:06,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-16 03:57:06,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748850200] [2023-12-16 03:57:06,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748850200] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 03:57:06,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 03:57:06,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-16 03:57:06,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535133977] [2023-12-16 03:57:06,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 03:57:06,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-16 03:57:06,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-16 03:57:06,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-16 03:57:06,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-16 03:57:06,746 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2023-12-16 03:57:06,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 03:57:06,829 INFO L93 Difference]: Finished difference Result 33 states and 43 transitions. [2023-12-16 03:57:06,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-16 03:57:06,829 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 61 [2023-12-16 03:57:06,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 03:57:06,831 INFO L225 Difference]: With dead ends: 33 [2023-12-16 03:57:06,831 INFO L226 Difference]: Without dead ends: 31 [2023-12-16 03:57:06,832 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-16 03:57:06,833 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 4 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-16 03:57:06,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 87 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-16 03:57:06,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2023-12-16 03:57:06,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 29. [2023-12-16 03:57:06,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 17 states have internal predecessors, (19), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-12-16 03:57:06,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2023-12-16 03:57:06,839 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 61 [2023-12-16 03:57:06,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 03:57:06,841 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2023-12-16 03:57:06,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2023-12-16 03:57:06,841 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2023-12-16 03:57:06,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-16 03:57:06,842 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 03:57:06,842 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 03:57:06,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-16 03:57:06,842 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 03:57:06,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 03:57:06,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1481811435, now seen corresponding path program 1 times [2023-12-16 03:57:06,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 03:57:06,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411213131] [2023-12-16 03:57:06,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 03:57:06,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 03:57:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-12-16 03:58:23,456 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-16 03:58:23,480 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 03:58:23,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-16 03:58:23,480 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 62 with TraceHistMax 10,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-2-3-5-2-2-3-5-3-5-2-2-3-2-3-3-3-5-4-5-3-5-3-5-3-5-3-5-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-27-3-5-3-5-3-5-3-5-3-5-3-5-4-5-3-5-4-5-4-5-4-5-4-5-4-5-4-5-3-5-3-5-3-5-1 context. [2023-12-16 03:58:23,484 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-12-16 03:58:23,485 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 03:58:23,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 03:58:23 BoogieIcfgContainer [2023-12-16 03:58:23,487 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 03:58:23,487 INFO L158 Benchmark]: Toolchain (without parser) took 78418.27ms. Allocated memory was 318.8MB in the beginning and 1.0GB in the end (delta: 683.7MB). Free memory was 261.8MB in the beginning and 666.6MB in the end (delta: -404.8MB). Peak memory consumption was 589.5MB. Max. memory is 8.0GB. [2023-12-16 03:58:23,488 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 189.8MB. Free memory is still 134.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 03:58:23,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 188.47ms. Allocated memory is still 318.8MB. Free memory was 261.8MB in the beginning and 250.2MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-12-16 03:58:23,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.23ms. Allocated memory is still 318.8MB. Free memory was 250.2MB in the beginning and 248.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-12-16 03:58:23,489 INFO L158 Benchmark]: Boogie Preprocessor took 33.71ms. Allocated memory is still 318.8MB. Free memory was 248.2MB in the beginning and 246.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-12-16 03:58:23,489 INFO L158 Benchmark]: RCFGBuilder took 446.69ms. Allocated memory is still 318.8MB. Free memory was 246.1MB in the beginning and 231.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-12-16 03:58:23,489 INFO L158 Benchmark]: TraceAbstraction took 77706.47ms. Allocated memory was 318.8MB in the beginning and 1.0GB in the end (delta: 683.7MB). Free memory was 230.9MB in the beginning and 666.6MB in the end (delta: -435.8MB). Peak memory consumption was 559.1MB. Max. memory is 8.0GB. [2023-12-16 03:58:23,490 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 189.8MB. Free memory is still 134.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 188.47ms. Allocated memory is still 318.8MB. Free memory was 261.8MB in the beginning and 250.2MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.23ms. Allocated memory is still 318.8MB. Free memory was 250.2MB in the beginning and 248.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 33.71ms. Allocated memory is still 318.8MB. Free memory was 248.2MB in the beginning and 246.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 446.69ms. Allocated memory is still 318.8MB. Free memory was 246.1MB in the beginning and 231.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 77706.47ms. Allocated memory was 318.8MB in the beginning and 1.0GB in the end (delta: 683.7MB). Free memory was 230.9MB in the beginning and 666.6MB in the end (delta: -435.8MB). Peak memory consumption was 559.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 19). Cancelled while NwaCegarLoop was analyzing trace of length 62 with TraceHistMax 10,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-2-3-5-2-2-3-5-3-5-2-2-3-2-3-3-3-5-4-5-3-5-3-5-3-5-3-5-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-27-3-5-3-5-3-5-3-5-3-5-3-5-4-5-3-5-4-5-4-5-4-5-4-5-4-5-4-5-3-5-3-5-3-5-1 context. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 77.7s, OverallIterations: 3, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 121 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 54 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 67 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 120 ConstructedInterpolants, 0 QuantifiedInterpolants, 209 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 360/360 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown