/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_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label43.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-22 03:33:25,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-22 03:33:25,465 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-22 03:33:25,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-22 03:33:25,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-22 03:33:25,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-22 03:33:25,497 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-22 03:33:25,497 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-22 03:33:25,498 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-22 03:33:25,501 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-22 03:33:25,501 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-22 03:33:25,501 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-22 03:33:25,502 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-22 03:33:25,502 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-22 03:33:25,503 INFO L153 SettingsManager]: * Use SBE=true [2023-12-22 03:33:25,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-22 03:33:25,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-22 03:33:25,503 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-22 03:33:25,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-22 03:33:25,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-22 03:33:25,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-22 03:33:25,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-22 03:33:25,504 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-22 03:33:25,504 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-22 03:33:25,505 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-22 03:33:25,505 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-22 03:33:25,505 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-22 03:33:25,505 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-22 03:33:25,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-22 03:33:25,505 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-22 03:33:25,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-22 03:33:25,506 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-22 03:33:25,506 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-22 03:33:25,506 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-22 03:33:25,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 03:33:25,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-22 03:33:25,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-22 03:33:25,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-22 03:33:25,507 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-22 03:33:25,507 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-22 03:33:25,507 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-22 03:33:25,508 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-22 03:33:25,508 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-22 03:33:25,508 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-22 03:33:25,509 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-22 03:33:25,509 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-22 03:33:25,509 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-22 03:33:25,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-22 03:33:25,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-22 03:33:25,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-22 03:33:25,682 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-22 03:33:25,682 INFO L274 PluginConnector]: CDTParser initialized [2023-12-22 03:33:25,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label43.c [2023-12-22 03:33:26,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-22 03:33:27,044 INFO L384 CDTParser]: Found 1 translation units. [2023-12-22 03:33:27,044 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label43.c [2023-12-22 03:33:27,055 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/377cbc93b/dd62ad19a81047ce9b167b50364f59f6/FLAGbac48caaa [2023-12-22 03:33:27,083 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/377cbc93b/dd62ad19a81047ce9b167b50364f59f6 [2023-12-22 03:33:27,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-22 03:33:27,086 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-22 03:33:27,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-22 03:33:27,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-22 03:33:27,095 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-22 03:33:27,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c450ede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27, skipping insertion in model container [2023-12-22 03:33:27,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,149 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-22 03:33:27,433 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label43.c[15084,15097] [2023-12-22 03:33:27,462 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 03:33:27,477 INFO L202 MainTranslator]: Completed pre-run [2023-12-22 03:33:27,514 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label43.c[15084,15097] [2023-12-22 03:33:27,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 03:33:27,539 INFO L206 MainTranslator]: Completed translation [2023-12-22 03:33:27,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27 WrapperNode [2023-12-22 03:33:27,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-22 03:33:27,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-22 03:33:27,541 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-22 03:33:27,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-22 03:33:27,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,607 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 667 [2023-12-22 03:33:27,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-22 03:33:27,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-22 03:33:27,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-22 03:33:27,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-22 03:33:27,616 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,646 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,660 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]. [2023-12-22 03:33:27,661 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,715 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-22 03:33:27,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-22 03:33:27,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-22 03:33:27,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-22 03:33:27,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (1/1) ... [2023-12-22 03:33:27,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 03:33:27,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-22 03:33:27,779 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) [2023-12-22 03:33:27,785 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 [2023-12-22 03:33:27,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-22 03:33:27,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-22 03:33:27,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-22 03:33:27,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-22 03:33:27,867 INFO L241 CfgBuilder]: Building ICFG [2023-12-22 03:33:27,868 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-22 03:33:28,703 INFO L282 CfgBuilder]: Performing block encoding [2023-12-22 03:33:28,751 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-22 03:33:28,752 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-22 03:33:28,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:33:28 BoogieIcfgContainer [2023-12-22 03:33:28,752 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-22 03:33:28,754 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-22 03:33:28,754 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-22 03:33:28,756 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-22 03:33:28,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:33:27" (1/3) ... [2023-12-22 03:33:28,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c961c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:33:28, skipping insertion in model container [2023-12-22 03:33:28,757 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:33:27" (2/3) ... [2023-12-22 03:33:28,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c961c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:33:28, skipping insertion in model container [2023-12-22 03:33:28,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:33:28" (3/3) ... [2023-12-22 03:33:28,759 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label43.c [2023-12-22 03:33:28,770 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-22 03:33:28,770 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-22 03:33:28,806 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-22 03:33:28,811 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;@69673d2f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-22 03:33:28,811 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-22 03:33:28,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 165 states, 163 states have (on average 1.9202453987730062) internal successors, (313), 164 states have internal predecessors, (313), 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) [2023-12-22 03:33:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-22 03:33:28,820 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 03:33:28,821 INFO L195 NwaCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 03:33:28,821 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 03:33:28,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 03:33:28,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1081912651, now seen corresponding path program 1 times [2023-12-22 03:33:28,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 03:33:28,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2101948327] [2023-12-22 03:33:28,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 03:33:28,836 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:28,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 03:33:28,841 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 03:33:28,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-22 03:33:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 03:33:28,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-22 03:33:28,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 03:33:29,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-22 03:33:29,011 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 03:33:29,011 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 03:33:29,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2101948327] [2023-12-22 03:33:29,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2101948327] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 03:33:29,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 03:33:29,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-22 03:33:29,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285216619] [2023-12-22 03:33:29,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 03:33:29,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-22 03:33:29,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 03:33:29,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-22 03:33:29,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-22 03:33:29,048 INFO L87 Difference]: Start difference. First operand has 165 states, 163 states have (on average 1.9202453987730062) internal successors, (313), 164 states have internal predecessors, (313), 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) Second operand has 2 states, 2 states have (on average 42.0) internal successors, (84), 2 states have internal predecessors, (84), 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) [2023-12-22 03:33:29,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 03:33:29,088 INFO L93 Difference]: Finished difference Result 329 states and 625 transitions. [2023-12-22 03:33:29,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-22 03:33:29,092 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 42.0) internal successors, (84), 2 states have internal predecessors, (84), 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) Word has length 84 [2023-12-22 03:33:29,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 03:33:29,098 INFO L225 Difference]: With dead ends: 329 [2023-12-22 03:33:29,099 INFO L226 Difference]: Without dead ends: 163 [2023-12-22 03:33:29,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-22 03:33:29,103 INFO L413 NwaCegarLoop]: 248 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-22 03:33:29,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 248 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-22 03:33:29,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-12-22 03:33:29,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2023-12-22 03:33:29,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 162 states have (on average 1.5308641975308641) internal successors, (248), 162 states have internal predecessors, (248), 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) [2023-12-22 03:33:29,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 248 transitions. [2023-12-22 03:33:29,132 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 248 transitions. Word has length 84 [2023-12-22 03:33:29,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 03:33:29,133 INFO L495 AbstractCegarLoop]: Abstraction has 163 states and 248 transitions. [2023-12-22 03:33:29,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 42.0) internal successors, (84), 2 states have internal predecessors, (84), 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) [2023-12-22 03:33:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 248 transitions. [2023-12-22 03:33:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-22 03:33:29,134 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 03:33:29,135 INFO L195 NwaCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 03:33:29,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-22 03:33:29,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:29,337 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 03:33:29,337 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 03:33:29,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1581988221, now seen corresponding path program 1 times [2023-12-22 03:33:29,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 03:33:29,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1210049584] [2023-12-22 03:33:29,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 03:33:29,339 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:29,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 03:33:29,341 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 03:33:29,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-22 03:33:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 03:33:29,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-22 03:33:29,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 03:33:32,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-22 03:33:32,140 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 03:33:32,140 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 03:33:32,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1210049584] [2023-12-22 03:33:32,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1210049584] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 03:33:32,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 03:33:32,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-22 03:33:32,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142526505] [2023-12-22 03:33:32,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 03:33:32,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-22 03:33:32,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 03:33:32,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-22 03:33:32,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2023-12-22 03:33:32,146 INFO L87 Difference]: Start difference. First operand 163 states and 248 transitions. Second operand has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 8 states have internal predecessors, (84), 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) [2023-12-22 03:33:33,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 03:33:33,425 INFO L93 Difference]: Finished difference Result 667 states and 1040 transitions. [2023-12-22 03:33:33,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-22 03:33:33,425 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 8 states have internal predecessors, (84), 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) Word has length 84 [2023-12-22 03:33:33,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 03:33:33,428 INFO L225 Difference]: With dead ends: 667 [2023-12-22 03:33:33,428 INFO L226 Difference]: Without dead ends: 505 [2023-12-22 03:33:33,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2023-12-22 03:33:33,430 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 522 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 1346 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 1496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-22 03:33:33,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [522 Valid, 172 Invalid, 1496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1346 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-22 03:33:33,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2023-12-22 03:33:33,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 504. [2023-12-22 03:33:33,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 503 states have (on average 1.2504970178926442) internal successors, (629), 503 states have internal predecessors, (629), 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) [2023-12-22 03:33:33,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 629 transitions. [2023-12-22 03:33:33,447 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 629 transitions. Word has length 84 [2023-12-22 03:33:33,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 03:33:33,447 INFO L495 AbstractCegarLoop]: Abstraction has 504 states and 629 transitions. [2023-12-22 03:33:33,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.333333333333334) internal successors, (84), 8 states have internal predecessors, (84), 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) [2023-12-22 03:33:33,447 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 629 transitions. [2023-12-22 03:33:33,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-22 03:33:33,450 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 03:33:33,450 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 03:33:33,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-12-22 03:33:33,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:33,686 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 03:33:33,686 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 03:33:33,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1165269048, now seen corresponding path program 1 times [2023-12-22 03:33:33,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 03:33:33,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1642832691] [2023-12-22 03:33:33,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 03:33:33,688 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:33,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 03:33:33,689 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 03:33:33,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-22 03:33:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 03:33:33,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-22 03:33:33,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 03:33:34,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-22 03:33:34,964 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 03:33:34,964 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 03:33:34,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1642832691] [2023-12-22 03:33:34,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1642832691] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 03:33:34,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 03:33:34,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-22 03:33:34,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236191570] [2023-12-22 03:33:34,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 03:33:34,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-22 03:33:34,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 03:33:34,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-22 03:33:34,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2023-12-22 03:33:34,966 INFO L87 Difference]: Start difference. First operand 504 states and 629 transitions. Second operand has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 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) [2023-12-22 03:33:35,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 03:33:35,706 INFO L93 Difference]: Finished difference Result 1367 states and 1783 transitions. [2023-12-22 03:33:35,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-22 03:33:35,706 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 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) Word has length 89 [2023-12-22 03:33:35,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 03:33:35,709 INFO L225 Difference]: With dead ends: 1367 [2023-12-22 03:33:35,709 INFO L226 Difference]: Without dead ends: 798 [2023-12-22 03:33:35,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2023-12-22 03:33:35,711 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 198 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-12-22 03:33:35,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 94 Invalid, 903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-12-22 03:33:35,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2023-12-22 03:33:35,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 798. [2023-12-22 03:33:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 798 states, 797 states have (on average 1.247176913425345) internal successors, (994), 797 states have internal predecessors, (994), 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) [2023-12-22 03:33:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 798 states and 994 transitions. [2023-12-22 03:33:35,726 INFO L78 Accepts]: Start accepts. Automaton has 798 states and 994 transitions. Word has length 89 [2023-12-22 03:33:35,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 03:33:35,726 INFO L495 AbstractCegarLoop]: Abstraction has 798 states and 994 transitions. [2023-12-22 03:33:35,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 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) [2023-12-22 03:33:35,726 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 994 transitions. [2023-12-22 03:33:35,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-22 03:33:35,729 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 03:33:35,729 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 03:33:35,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-12-22 03:33:35,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:35,932 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 03:33:35,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 03:33:35,932 INFO L85 PathProgramCache]: Analyzing trace with hash 877880839, now seen corresponding path program 1 times [2023-12-22 03:33:35,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 03:33:35,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [168906595] [2023-12-22 03:33:35,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 03:33:35,933 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:35,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 03:33:35,934 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 03:33:35,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-22 03:33:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 03:33:36,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-22 03:33:36,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 03:33:36,033 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-22 03:33:36,034 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 03:33:36,034 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 03:33:36,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [168906595] [2023-12-22 03:33:36,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [168906595] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 03:33:36,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 03:33:36,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-22 03:33:36,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947665271] [2023-12-22 03:33:36,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 03:33:36,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-22 03:33:36,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 03:33:36,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-22 03:33:36,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-22 03:33:36,036 INFO L87 Difference]: Start difference. First operand 798 states and 994 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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) [2023-12-22 03:33:36,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 03:33:36,461 INFO L93 Difference]: Finished difference Result 2019 states and 2559 transitions. [2023-12-22 03:33:36,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-22 03:33:36,462 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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) Word has length 97 [2023-12-22 03:33:36,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 03:33:36,465 INFO L225 Difference]: With dead ends: 2019 [2023-12-22 03:33:36,465 INFO L226 Difference]: Without dead ends: 1222 [2023-12-22 03:33:36,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-22 03:33:36,467 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 144 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-22 03:33:36,467 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 256 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-22 03:33:36,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1222 states. [2023-12-22 03:33:36,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1222 to 1218. [2023-12-22 03:33:36,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1218 states, 1217 states have (on average 1.18898931799507) internal successors, (1447), 1217 states have internal predecessors, (1447), 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) [2023-12-22 03:33:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1447 transitions. [2023-12-22 03:33:36,486 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1447 transitions. Word has length 97 [2023-12-22 03:33:36,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 03:33:36,486 INFO L495 AbstractCegarLoop]: Abstraction has 1218 states and 1447 transitions. [2023-12-22 03:33:36,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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) [2023-12-22 03:33:36,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1447 transitions. [2023-12-22 03:33:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-22 03:33:36,490 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 03:33:36,490 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 03:33:36,497 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-12-22 03:33:36,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:36,693 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 03:33:36,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 03:33:36,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1730682007, now seen corresponding path program 1 times [2023-12-22 03:33:36,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 03:33:36,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2075691533] [2023-12-22 03:33:36,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 03:33:36,695 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:36,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 03:33:36,696 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 03:33:36,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-22 03:33:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 03:33:36,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-22 03:33:36,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 03:33:36,825 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-22 03:33:36,826 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 03:33:36,826 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 03:33:36,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2075691533] [2023-12-22 03:33:36,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2075691533] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 03:33:36,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 03:33:36,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-22 03:33:36,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820322497] [2023-12-22 03:33:36,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 03:33:36,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-22 03:33:36,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 03:33:36,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-22 03:33:36,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-22 03:33:36,827 INFO L87 Difference]: Start difference. First operand 1218 states and 1447 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 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) [2023-12-22 03:33:37,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 03:33:37,197 INFO L93 Difference]: Finished difference Result 2855 states and 3365 transitions. [2023-12-22 03:33:37,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-22 03:33:37,197 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 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) Word has length 101 [2023-12-22 03:33:37,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 03:33:37,200 INFO L225 Difference]: With dead ends: 2855 [2023-12-22 03:33:37,200 INFO L226 Difference]: Without dead ends: 1216 [2023-12-22 03:33:37,202 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-22 03:33:37,203 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 189 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-22 03:33:37,203 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 76 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-22 03:33:37,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1216 states. [2023-12-22 03:33:37,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1216 to 1216. [2023-12-22 03:33:37,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1216 states, 1215 states have (on average 1.1349794238683129) internal successors, (1379), 1215 states have internal predecessors, (1379), 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) [2023-12-22 03:33:37,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1216 states and 1379 transitions. [2023-12-22 03:33:37,224 INFO L78 Accepts]: Start accepts. Automaton has 1216 states and 1379 transitions. Word has length 101 [2023-12-22 03:33:37,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 03:33:37,225 INFO L495 AbstractCegarLoop]: Abstraction has 1216 states and 1379 transitions. [2023-12-22 03:33:37,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 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) [2023-12-22 03:33:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1379 transitions. [2023-12-22 03:33:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-22 03:33:37,230 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 03:33:37,233 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 03:33:37,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-12-22 03:33:37,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:37,436 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 03:33:37,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 03:33:37,436 INFO L85 PathProgramCache]: Analyzing trace with hash 706135999, now seen corresponding path program 1 times [2023-12-22 03:33:37,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 03:33:37,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1971055996] [2023-12-22 03:33:37,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 03:33:37,437 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:37,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 03:33:37,438 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 03:33:37,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-12-22 03:33:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 03:33:37,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-22 03:33:37,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 03:33:37,529 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-22 03:33:37,529 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 03:33:37,529 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 03:33:37,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1971055996] [2023-12-22 03:33:37,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1971055996] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 03:33:37,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 03:33:37,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-22 03:33:37,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416454910] [2023-12-22 03:33:37,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 03:33:37,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-22 03:33:37,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 03:33:37,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-22 03:33:37,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-22 03:33:37,530 INFO L87 Difference]: Start difference. First operand 1216 states and 1379 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) [2023-12-22 03:33:37,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 03:33:37,905 INFO L93 Difference]: Finished difference Result 2275 states and 2591 transitions. [2023-12-22 03:33:37,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-22 03:33:37,905 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) Word has length 118 [2023-12-22 03:33:37,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 03:33:37,907 INFO L225 Difference]: With dead ends: 2275 [2023-12-22 03:33:37,907 INFO L226 Difference]: Without dead ends: 779 [2023-12-22 03:33:37,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-22 03:33:37,909 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 151 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-22 03:33:37,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 235 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-22 03:33:37,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 779 states. [2023-12-22 03:33:37,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 779 to 779. [2023-12-22 03:33:37,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 779 states, 778 states have (on average 1.0938303341902313) internal successors, (851), 778 states have internal predecessors, (851), 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) [2023-12-22 03:33:37,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 851 transitions. [2023-12-22 03:33:37,918 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 851 transitions. Word has length 118 [2023-12-22 03:33:37,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 03:33:37,918 INFO L495 AbstractCegarLoop]: Abstraction has 779 states and 851 transitions. [2023-12-22 03:33:37,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) [2023-12-22 03:33:37,918 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 851 transitions. [2023-12-22 03:33:37,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-22 03:33:37,919 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 03:33:37,919 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2023-12-22 03:33:37,934 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-12-22 03:33:38,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:38,122 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 03:33:38,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 03:33:38,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1185345227, now seen corresponding path program 1 times [2023-12-22 03:33:38,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 03:33:38,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [293668845] [2023-12-22 03:33:38,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 03:33:38,123 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:38,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 03:33:38,124 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 03:33:38,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-12-22 03:33:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-22 03:33:38,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-22 03:33:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-22 03:33:38,228 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-12-22 03:33:38,228 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-22 03:33:38,229 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-22 03:33:38,250 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-12-22 03:33:38,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:33:38,455 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-12-22 03:33:38,457 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-22 03:33:38,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 03:33:38 BoogieIcfgContainer [2023-12-22 03:33:38,520 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-22 03:33:38,520 INFO L158 Benchmark]: Toolchain (without parser) took 11433.74ms. Allocated memory was 202.4MB in the beginning and 520.1MB in the end (delta: 317.7MB). Free memory was 152.6MB in the beginning and 247.9MB in the end (delta: -95.2MB). Peak memory consumption was 222.8MB. Max. memory is 8.0GB. [2023-12-22 03:33:38,520 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 155.2MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-22 03:33:38,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.32ms. Allocated memory is still 202.4MB. Free memory was 152.3MB in the beginning and 123.9MB in the end (delta: 28.4MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2023-12-22 03:33:38,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.09ms. Allocated memory is still 202.4MB. Free memory was 123.9MB in the beginning and 118.0MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-12-22 03:33:38,521 INFO L158 Benchmark]: Boogie Preprocessor took 134.18ms. Allocated memory is still 202.4MB. Free memory was 118.0MB in the beginning and 170.7MB in the end (delta: -52.7MB). Peak memory consumption was 9.5MB. Max. memory is 8.0GB. [2023-12-22 03:33:38,521 INFO L158 Benchmark]: RCFGBuilder took 1009.21ms. Allocated memory is still 202.4MB. Free memory was 170.7MB in the beginning and 143.9MB in the end (delta: 26.8MB). Peak memory consumption was 94.5MB. Max. memory is 8.0GB. [2023-12-22 03:33:38,521 INFO L158 Benchmark]: TraceAbstraction took 9765.98ms. Allocated memory was 202.4MB in the beginning and 520.1MB in the end (delta: 317.7MB). Free memory was 143.4MB in the beginning and 247.9MB in the end (delta: -104.5MB). Peak memory consumption was 213.3MB. Max. memory is 8.0GB. [2023-12-22 03:33:38,522 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 155.2MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 452.32ms. Allocated memory is still 202.4MB. Free memory was 152.3MB in the beginning and 123.9MB in the end (delta: 28.4MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 67.09ms. Allocated memory is still 202.4MB. Free memory was 123.9MB in the beginning and 118.0MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 134.18ms. Allocated memory is still 202.4MB. Free memory was 118.0MB in the beginning and 170.7MB in the end (delta: -52.7MB). Peak memory consumption was 9.5MB. Max. memory is 8.0GB. * RCFGBuilder took 1009.21ms. Allocated memory is still 202.4MB. Free memory was 170.7MB in the beginning and 143.9MB in the end (delta: 26.8MB). Peak memory consumption was 94.5MB. Max. memory is 8.0GB. * TraceAbstraction took 9765.98ms. Allocated memory was 202.4MB in the beginning and 520.1MB in the end (delta: 317.7MB). Free memory was 143.4MB in the beginning and 247.9MB in the end (delta: -104.5MB). Peak memory consumption was 213.3MB. 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 - CounterExampleResult [Line: 437]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int a= 1; [L18] int e= 5; [L19] int d= 4; [L20] int f= 6; [L21] int c= 3; [L24] int u = 21; [L25] int v = 22; [L26] int w = 23; [L27] int x = 24; [L28] int y = 25; [L29] int z = 26; [L32] int a25 = 0; [L33] int a11 = 0; [L34] int a28 = 7; [L35] int a19 = 1; [L36] int a21 = 1; [L37] int a17 = 8; [L613] int output = -1; VAL [a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L616] COND TRUE 1 [L619] int input; [L620] EXPR input = __VERIFIER_nondet_int() [L621] COND FALSE, EXPR !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L624] CALL, EXPR calculate_output(input) [L40] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L48] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L52] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L57] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L60] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L69] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L75] COND FALSE !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L79] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L84] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L92] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L101] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L105] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L109] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L116] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L123] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L129] COND FALSE !((((((a21==1)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L133] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L140] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L144] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L149] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L153] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L158] COND FALSE !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L164] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L169] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) VAL [\old(input)=3, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND TRUE (((a21==1)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1)) [L176] a25 = 1 [L177] a28 = 9 [L178] return 26; VAL [\old(input)=3, \result=26, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L624] RET, EXPR calculate_output(input) [L624] EXPR output = calculate_output(input) [L617-L626] { // read input int input; input = __VERIFIER_nondet_int(); if ((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) return -2; // operate eca engine output = calculate_output(input); } [L616] COND TRUE 1 [L619] int input; [L620] EXPR input = __VERIFIER_nondet_int() [L621] COND FALSE, EXPR !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L624] CALL, EXPR calculate_output(input) [L40] COND TRUE (((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8)) [L41] a28 = 9 [L42] a11 = 1 [L43] a25 = 1 [L44] return -1; VAL [\old(input)=4, \result=-1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L624] RET, EXPR calculate_output(input) [L624] EXPR output = calculate_output(input) [L617-L626] { // read input int input; input = __VERIFIER_nondet_int(); if ((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) return -2; // operate eca engine output = calculate_output(input); } [L616] COND TRUE 1 [L619] int input; [L620] input = __VERIFIER_nondet_int() [L621] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L624] CALL calculate_output(input) [L40] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L48] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L52] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L57] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L60] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L69] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L75] COND FALSE !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L79] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L84] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L92] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L101] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L105] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L109] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L116] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L123] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L129] COND FALSE !((((((a21==1)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L133] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L140] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L144] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L149] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L153] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L158] COND FALSE !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L164] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L169] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !((((a21==1)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L179] COND FALSE !(((a28==11)&&(((a17==8)&&((((input==6)&&(a21==1))&&(a19==1))&&!(a25==1)))&&!(a11==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L185] COND FALSE !(((!(a11==1)&&(((a17==8)&&((a21==1)&&((input==3)&&(a28==8))))&&(a19==1)))&&(a25==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L189] COND FALSE !((((a21==1)&&(((a19==1)&&(((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))&&(input==4)))&&(a11==1)))&&(a17==9))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L195] COND FALSE !((((!(a11==1)&&((a17==8)&&(((input==4)&&(a19==1))&&(a28==8))))&&(a21==1))&&(a25==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L197] COND FALSE !(((a19==1)&&((((((input==4)&&(a21==1))&&(a28==9))&&!(a25==1))&&!(a11==1))&&(a17==8)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L199] COND FALSE !(((a17==8)&&((((((input==1)&&(a21==1))&&!(a11==1))&&(a19==1))&&!(a25==1))&&(a28==9)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L201] COND FALSE !((((((((input==4)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a21==1))&&(a17==8))&&(a28==10))&&(a19==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L204] COND FALSE !(((!(a25==1)&&((a11==1)&&((a28==8)&&(((a17==9)&&(input==4))&&(a19==1)))))&&(a21==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L208] COND FALSE !((!(a19==1)&&((a17==8)&&((a28==10)&&(((a25==1)&&(!(a11==1)&&(input==5)))&&(a21==1)))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L212] COND FALSE !((((((a21==1)&&((input==1)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))))&&(a17==8))&&!(a11==1))&&(a19==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L222] COND FALSE !(((a21==1)&&((((a19==1)&&((a25==1)&&((a28==11)&&(input==6))))&&!(a11==1))&&(a17==8)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L225] COND FALSE !((!(a11==1)&&((a19==1)&&((a28==10)&&(((((a25==1)||!(a25==1))&&(input==5))&&(a17==8))&&(a21==1)))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L228] COND FALSE !((((((a17==9)&&((((a25==1)||!(a25==1))&&(input==6))&&(a11==1)))&&(a19==1))&&(a21==1))&&(a28==9))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L233] COND FALSE !((((a17==8)&&(((((input==6)&&(a25==1))&&!(a19==1))&&!(a11==1))&&(a28==10)))&&(a21==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L235] COND FALSE !(((!(a19==1)&&((a17==8)&&(!(a11==1)&&((input==1)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))))&&(a21==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L242] COND FALSE !((((((((input==1)&&(a21==1))&&(a28==9))&&!(a19==1))&&!(a25==1))&&(a17==8))&&!(a11==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L244] COND FALSE !(((a17==8)&&(((!(a11==1)&&((!(a25==1)&&(input==4))&&(a19==1)))&&(a28==7))&&(a21==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L247] COND FALSE !((!(a11==1)&&(((a17==8)&&((((!(a25==1)&&(a28==11))||((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1))))&&(input==3))&&(a21==1)))&&!(a19==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L258] COND FALSE !(((((!(a11==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==5)))&&(a21==1))&&!(a19==1))&&(a17==8))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L263] COND FALSE !((((a17==9)&&(((((input==1)&&((a25==1)||!(a25==1)))&&(a11==1))&&(a21==1))&&(a19==1)))&&(a28==9))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L269] COND FALSE !((!(a11==1)&&((a19==1)&&(((((a28==9)&&(input==6))&&(a21==1))&&(a17==8))&&!(a25==1))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L271] COND FALSE !(((a17==9)&&((a21==1)&&((a11==1)&&(((input==3)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a19==1)))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L286] COND FALSE !(((a28==7)&&((a17==8)&&(!(a25==1)&&((a21==1)&&((a19==1)&&((input==5)&&!(a11==1)))))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L290] COND FALSE !(((a28==8)&&((a21==1)&&((!(a11==1)&&(((input==1)&&(a17==8))&&(a19==1)))&&(a25==1))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L293] COND FALSE !((((((a17==8)&&(((input==6)&&((a25==1)||!(a25==1)))&&(a21==1)))&&(a28==10))&&!(a11==1))&&(a19==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L296] COND FALSE !(((!(a11==1)&&((!(a19==1)&&(((!(a25==1)&&(a28==11))||(((a28==10)&&!(a25==1))||((a25==1)&&(a28==11))))&&(input==5)))&&(a17==8)))&&(a21==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L301] COND FALSE !(((a17==8)&&(((a21==1)&&(!(a11==1)&&((a25==1)&&((a28==8)&&(input==6)))))&&(a19==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L303] COND FALSE !((((a19==1)&&((a17==8)&&(((!(a25==1)&&(input==5))&&(a21==1))&&!(a11==1))))&&(a28==11))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L307] COND FALSE !(((a11==1)&&(((a17==9)&&((a28==9)&&((a19==1)&&(((a25==1)||!(a25==1))&&(input==5)))))&&(a21==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L319] COND FALSE !((((((((input==3)&&(a19==1))&&(a21==1))&&(a17==8))&&!(a25==1))&&(a28==11))&&!(a11==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L324] COND FALSE !(((a19==1)&&((a21==1)&&((((input==5)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a11==1))&&(a17==9))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L338] COND FALSE !((((a19==1)&&(((!(a11==1)&&(((a25==1)||!(a25==1))&&(input==3)))&&(a28==10))&&(a21==1)))&&(a17==8))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L341] COND FALSE !(((!(a11==1)&&(((((input==4)&&(a17==8))&&!(a25==1))&&(a21==1))&&(a28==11)))&&(a19==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L347] COND FALSE !((((!(a19==1)&&(((input==4)&&(((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1)))||(!(a25==1)&&(a28==11))))&&(a21==1)))&&(a17==8))&&!(a11==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L359] COND FALSE !((!(a11==1)&&(((a17==8)&&((((a25==1)&&(input==4))&&(a19==1))&&(a28==11)))&&(a21==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L364] COND FALSE !((((((a21==1)&&((((a28==8)&&!(a25==1))||((a28==9)&&(a25==1)))&&(input==6)))&&!(a11==1))&&!(a19==1))&&(a17==8))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L371] COND FALSE !(((a19==1)&&((((a21==1)&&((!(a25==1)&&(input==3))&&(a17==9)))&&(a28==8))&&(a11==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L378] COND FALSE !(((a17==8)&&(((a21==1)&&(((input==5)&&((!(a25==1)&&(a28==8))||((a28==9)&&(a25==1))))&&(a19==1)))&&!(a11==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L385] COND FALSE !(((a19==1)&&(((((a17==8)&&((input==5)&&!(a11==1)))&&(a21==1))&&(a25==1))&&(a28==8)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L388] COND FALSE !((((!(a11==1)&&((((a21==1)&&(input==4))&&(a28==10))&&(a17==8)))&&!(a19==1))&&(a25==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L390] COND FALSE !(((a28==8)&&(((a19==1)&&((a11==1)&&(!(a25==1)&&((a17==9)&&(input==6)))))&&(a21==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L399] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==6)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))&&(a17==8))&&!(a19==1)))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L404] COND FALSE !((((((!(a25==1)&&((a19==1)&&(input==3)))&&(a28==9))&&(a21==1))&&(a17==8))&&!(a11==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L408] COND FALSE !((((a17==8)&&((((input==4)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9))))&&(a21==1))&&!(a19==1)))&&!(a11==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L412] COND FALSE !((((!(a11==1)&&((((a19==1)&&(input==5))&&(a17==8))&&(a21==1)))&&(a28==9))&&!(a25==1))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L414] COND FALSE !((((a11==1)&&((a19==1)&&((a21==1)&&(((a17==9)&&(input==5))&&!(a25==1)))))&&(a28==8))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L417] COND FALSE !((!(a11==1)&&((a21==1)&&(((a19==1)&&((a17==8)&&((a25==1)&&(input==5))))&&(a28==11))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L419] COND FALSE !(((a19==1)&&((a17==8)&&(((((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))&&!(a11==1))&&(a21==1))))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L424] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==8))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L427] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==8))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L430] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L433] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L436] COND TRUE ((((((a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==8)) VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L437] reach_error() VAL [\old(input)=3, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, a=1, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 165 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.7s, OverallIterations: 7, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1204 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1204 mSDsluCounter, 1081 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 155 mSDsCounter, 463 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3183 IncrementalHoareTripleChecker+Invalid, 3646 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 463 mSolverCounterUnsat, 926 mSDtfsCounter, 3183 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 569 GetRequests, 550 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1218occurred in iteration=4, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 5 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 691 NumberOfCodeBlocks, 691 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 567 ConstructedInterpolants, 0 QuantifiedInterpolants, 5415 SizeOfPredicates, 9 NumberOfNonLiveVariables, 881 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 95/95 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 proved your program to be incorrect! [2023-12-22 03:33:38,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...