/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-81.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-20 21:52:35,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-20 21:52:35,228 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-20 21:52:35,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-20 21:52:35,234 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-20 21:52:35,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-20 21:52:35,271 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-20 21:52:35,271 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-20 21:52:35,271 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-20 21:52:35,274 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-20 21:52:35,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-20 21:52:35,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-20 21:52:35,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-20 21:52:35,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-20 21:52:35,276 INFO L153 SettingsManager]: * Use SBE=true [2023-12-20 21:52:35,276 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-20 21:52:35,276 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-20 21:52:35,277 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-20 21:52:35,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-20 21:52:35,278 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-20 21:52:35,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-20 21:52:35,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-20 21:52:35,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-20 21:52:35,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-20 21:52:35,279 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-20 21:52:35,279 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-20 21:52:35,279 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-20 21:52:35,279 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-20 21:52:35,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-20 21:52:35,280 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-20 21:52:35,280 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-20 21:52:35,280 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-20 21:52:35,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 21:52:35,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-20 21:52:35,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-20 21:52:35,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-20 21:52:35,281 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-20 21:52:35,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-20 21:52:35,281 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-20 21:52:35,281 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-20 21:52:35,282 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-20 21:52:35,282 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-20 21:52:35,282 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-20 21:52:35,282 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-20 21:52:35,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-20 21:52:35,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-20 21:52:35,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-20 21:52:35,481 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-20 21:52:35,481 INFO L274 PluginConnector]: CDTParser initialized [2023-12-20 21:52:35,482 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-81.i [2023-12-20 21:52:36,495 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-20 21:52:36,685 INFO L384 CDTParser]: Found 1 translation units. [2023-12-20 21:52:36,685 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-81.i [2023-12-20 21:52:36,692 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f78e4536d/fcd4b424555f48b49319d218a497c1e3/FLAG3d42a0d84 [2023-12-20 21:52:36,703 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f78e4536d/fcd4b424555f48b49319d218a497c1e3 [2023-12-20 21:52:36,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-20 21:52:36,706 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-20 21:52:36,708 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-20 21:52:36,708 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-20 21:52:36,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-20 21:52:36,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:36,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2951c96f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36, skipping insertion in model container [2023-12-20 21:52:36,712 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:36,736 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-20 21:52:36,827 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-81.i[913,926] [2023-12-20 21:52:36,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 21:52:36,880 INFO L202 MainTranslator]: Completed pre-run [2023-12-20 21:52:36,887 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-81.i[913,926] [2023-12-20 21:52:36,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 21:52:36,920 INFO L206 MainTranslator]: Completed translation [2023-12-20 21:52:36,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36 WrapperNode [2023-12-20 21:52:36,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-20 21:52:36,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-20 21:52:36,922 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-20 21:52:36,922 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-20 21:52:36,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:36,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:36,970 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2023-12-20 21:52:36,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-20 21:52:36,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-20 21:52:36,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-20 21:52:36,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-20 21:52:36,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:36,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:36,990 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:37,010 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]. [2023-12-20 21:52:37,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:37,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:37,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:37,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:37,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:37,025 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:37,035 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-20 21:52:37,036 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-20 21:52:37,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-20 21:52:37,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-20 21:52:37,036 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (1/1) ... [2023-12-20 21:52:37,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 21:52:37,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 21:52:37,057 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) [2023-12-20 21:52:37,076 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 [2023-12-20 21:52:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-20 21:52:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-20 21:52:37,082 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-20 21:52:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-20 21:52:37,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-20 21:52:37,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-20 21:52:37,162 INFO L241 CfgBuilder]: Building ICFG [2023-12-20 21:52:37,164 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-20 21:52:37,419 INFO L282 CfgBuilder]: Performing block encoding [2023-12-20 21:52:37,465 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-20 21:52:37,465 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-20 21:52:37,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 09:52:37 BoogieIcfgContainer [2023-12-20 21:52:37,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-20 21:52:37,467 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-20 21:52:37,467 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-20 21:52:37,479 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-20 21:52:37,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.12 09:52:36" (1/3) ... [2023-12-20 21:52:37,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d8e185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 09:52:37, skipping insertion in model container [2023-12-20 21:52:37,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 09:52:36" (2/3) ... [2023-12-20 21:52:37,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d8e185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 09:52:37, skipping insertion in model container [2023-12-20 21:52:37,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 09:52:37" (3/3) ... [2023-12-20 21:52:37,482 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-81.i [2023-12-20 21:52:37,494 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-20 21:52:37,494 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-20 21:52:37,530 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-20 21:52:37,535 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;@22991de4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-20 21:52:37,536 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-20 21:52:37,539 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 35 states have (on average 1.4) internal successors, (49), 36 states have internal predecessors, (49), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-20 21:52:37,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-20 21:52:37,559 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 21:52:37,560 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 21:52:37,560 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 21:52:37,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 21:52:37,564 INFO L85 PathProgramCache]: Analyzing trace with hash -157042646, now seen corresponding path program 1 times [2023-12-20 21:52:37,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 21:52:37,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310863340] [2023-12-20 21:52:37,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:52:37,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 21:52:37,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 21:52:37,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 21:52:37,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310863340] [2023-12-20 21:52:37,720 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-20 21:52:37,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [835572734] [2023-12-20 21:52:37,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:52:37,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:52:37,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 21:52:37,725 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 21:52:37,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-20 21:52:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 21:52:37,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-20 21:52:37,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 21:52:37,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-12-20 21:52:37,923 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 21:52:37,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [835572734] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 21:52:37,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 21:52:37,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 21:52:37,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021471186] [2023-12-20 21:52:37,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 21:52:37,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-20 21:52:37,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 21:52:37,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-20 21:52:37,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 21:52:37,959 INFO L87 Difference]: Start difference. First operand has 64 states, 35 states have (on average 1.4) internal successors, (49), 36 states have internal predecessors, (49), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-12-20 21:52:37,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 21:52:37,992 INFO L93 Difference]: Finished difference Result 125 states and 226 transitions. [2023-12-20 21:52:37,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-20 21:52:37,994 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 158 [2023-12-20 21:52:37,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 21:52:38,000 INFO L225 Difference]: With dead ends: 125 [2023-12-20 21:52:38,000 INFO L226 Difference]: Without dead ends: 62 [2023-12-20 21:52:38,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 21:52:38,005 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-20 21:52:38,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-20 21:52:38,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-12-20 21:52:38,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2023-12-20 21:52:38,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 34 states have internal predecessors, (44), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-20 21:52:38,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 96 transitions. [2023-12-20 21:52:38,032 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 96 transitions. Word has length 158 [2023-12-20 21:52:38,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 21:52:38,033 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 96 transitions. [2023-12-20 21:52:38,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-12-20 21:52:38,033 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 96 transitions. [2023-12-20 21:52:38,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-20 21:52:38,036 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 21:52:38,036 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 21:52:38,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-20 21:52:38,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-20 21:52:38,238 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 21:52:38,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 21:52:38,238 INFO L85 PathProgramCache]: Analyzing trace with hash 630364522, now seen corresponding path program 1 times [2023-12-20 21:52:38,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 21:52:38,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721609972] [2023-12-20 21:52:38,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:52:38,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 21:52:38,303 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-20 21:52:38,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [67138219] [2023-12-20 21:52:38,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:52:38,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:52:38,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 21:52:38,308 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 21:52:38,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-20 21:52:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 21:52:38,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-20 21:52:38,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 21:53:37,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-20 21:53:37,649 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 21:53:37,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 21:53:37,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721609972] [2023-12-20 21:53:37,649 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-20 21:53:37,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [67138219] [2023-12-20 21:53:37,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [67138219] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 21:53:37,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 21:53:37,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-20 21:53:37,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251474576] [2023-12-20 21:53:37,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 21:53:37,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-20 21:53:37,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 21:53:37,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-20 21:53:37,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-20 21:53:37,652 INFO L87 Difference]: Start difference. First operand 62 states and 96 transitions. Second operand has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-20 21:53:38,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 21:53:38,193 INFO L93 Difference]: Finished difference Result 183 states and 266 transitions. [2023-12-20 21:53:38,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-20 21:53:38,194 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 158 [2023-12-20 21:53:38,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 21:53:38,196 INFO L225 Difference]: With dead ends: 183 [2023-12-20 21:53:38,196 INFO L226 Difference]: Without dead ends: 122 [2023-12-20 21:53:38,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-12-20 21:53:38,198 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 83 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-20 21:53:38,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 464 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-20 21:53:38,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2023-12-20 21:53:38,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 84. [2023-12-20 21:53:38,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 51 states have (on average 1.2745098039215685) internal successors, (65), 52 states have internal predecessors, (65), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-20 21:53:38,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 125 transitions. [2023-12-20 21:53:38,211 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 125 transitions. Word has length 158 [2023-12-20 21:53:38,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 21:53:38,212 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 125 transitions. [2023-12-20 21:53:38,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-20 21:53:38,212 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 125 transitions. [2023-12-20 21:53:38,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-20 21:53:38,213 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 21:53:38,214 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 21:53:38,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-20 21:53:38,422 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-12-20 21:53:38,422 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 21:53:38,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 21:53:38,423 INFO L85 PathProgramCache]: Analyzing trace with hash 630424104, now seen corresponding path program 1 times [2023-12-20 21:53:38,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 21:53:38,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846131434] [2023-12-20 21:53:38,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:53:38,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 21:53:38,448 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-20 21:53:38,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2067999238] [2023-12-20 21:53:38,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:53:38,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:53:38,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 21:53:38,457 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 21:53:38,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-20 21:53:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 21:53:38,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-20 21:53:38,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 21:53:38,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 25 proven. 75 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-12-20 21:53:38,948 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-20 21:53:39,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-20 21:53:39,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 21:53:39,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846131434] [2023-12-20 21:53:39,239 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-20 21:53:39,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067999238] [2023-12-20 21:53:39,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2067999238] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-20 21:53:39,239 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-20 21:53:39,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 16 [2023-12-20 21:53:39,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091024853] [2023-12-20 21:53:39,240 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-20 21:53:39,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-20 21:53:39,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 21:53:39,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-20 21:53:39,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2023-12-20 21:53:39,241 INFO L87 Difference]: Start difference. First operand 84 states and 125 transitions. Second operand has 16 states, 15 states have (on average 3.8) internal successors, (57), 16 states have internal predecessors, (57), 4 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (52), 2 states have call predecessors, (52), 4 states have call successors, (52) [2023-12-20 21:53:40,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 21:53:40,299 INFO L93 Difference]: Finished difference Result 345 states and 499 transitions. [2023-12-20 21:53:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-20 21:53:40,299 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 3.8) internal successors, (57), 16 states have internal predecessors, (57), 4 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (52), 2 states have call predecessors, (52), 4 states have call successors, (52) Word has length 158 [2023-12-20 21:53:40,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 21:53:40,303 INFO L225 Difference]: With dead ends: 345 [2023-12-20 21:53:40,303 INFO L226 Difference]: Without dead ends: 262 [2023-12-20 21:53:40,305 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=915, Unknown=0, NotChecked=0, Total=1260 [2023-12-20 21:53:40,305 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 461 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 786 mSolverCounterSat, 475 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 1261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 475 IncrementalHoareTripleChecker+Valid, 786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-12-20 21:53:40,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [461 Valid, 421 Invalid, 1261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [475 Valid, 786 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-12-20 21:53:40,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2023-12-20 21:53:40,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 92. [2023-12-20 21:53:40,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 57 states have (on average 1.2280701754385965) internal successors, (70), 58 states have internal predecessors, (70), 30 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-20 21:53:40,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 130 transitions. [2023-12-20 21:53:40,347 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 130 transitions. Word has length 158 [2023-12-20 21:53:40,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 21:53:40,348 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 130 transitions. [2023-12-20 21:53:40,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 3.8) internal successors, (57), 16 states have internal predecessors, (57), 4 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (52), 2 states have call predecessors, (52), 4 states have call successors, (52) [2023-12-20 21:53:40,348 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 130 transitions. [2023-12-20 21:53:40,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-20 21:53:40,354 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 21:53:40,354 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 21:53:40,364 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-20 21:53:40,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:53:40,562 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 21:53:40,562 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 21:53:40,562 INFO L85 PathProgramCache]: Analyzing trace with hash 888589542, now seen corresponding path program 1 times [2023-12-20 21:53:40,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 21:53:40,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151380963] [2023-12-20 21:53:40,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:53:40,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 21:53:40,587 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-20 21:53:40,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1721690131] [2023-12-20 21:53:40,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:53:40,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:53:40,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 21:53:40,613 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 21:53:40,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-20 21:53:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 21:53:40,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-20 21:53:40,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 21:53:44,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 52 proven. 144 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-12-20 21:53:44,723 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-20 21:53:48,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-20 21:53:48,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 21:53:48,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151380963] [2023-12-20 21:53:48,770 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-20 21:53:48,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1721690131] [2023-12-20 21:53:48,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1721690131] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-20 21:53:48,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 21:53:48,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [15] total 21 [2023-12-20 21:53:48,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521346728] [2023-12-20 21:53:48,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 21:53:48,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-20 21:53:48,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 21:53:48,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-20 21:53:48,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=317, Unknown=0, NotChecked=0, Total=420 [2023-12-20 21:53:48,772 INFO L87 Difference]: Start difference. First operand 92 states and 130 transitions. Second operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-20 21:53:49,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 21:53:49,451 INFO L93 Difference]: Finished difference Result 272 states and 376 transitions. [2023-12-20 21:53:49,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-20 21:53:49,452 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 158 [2023-12-20 21:53:49,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 21:53:49,456 INFO L225 Difference]: With dead ends: 272 [2023-12-20 21:53:49,456 INFO L226 Difference]: Without dead ends: 181 [2023-12-20 21:53:49,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2023-12-20 21:53:49,458 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 141 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-20 21:53:49,458 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 432 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-20 21:53:49,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2023-12-20 21:53:49,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 104. [2023-12-20 21:53:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 69 states have (on average 1.2463768115942029) internal successors, (86), 70 states have internal predecessors, (86), 30 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-20 21:53:49,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 146 transitions. [2023-12-20 21:53:49,474 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 146 transitions. Word has length 158 [2023-12-20 21:53:49,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 21:53:49,474 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 146 transitions. [2023-12-20 21:53:49,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-20 21:53:49,474 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 146 transitions. [2023-12-20 21:53:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-20 21:53:49,475 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 21:53:49,475 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 21:53:49,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-20 21:53:49,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:53:49,682 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 21:53:49,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 21:53:49,682 INFO L85 PathProgramCache]: Analyzing trace with hash 79183334, now seen corresponding path program 1 times [2023-12-20 21:53:49,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 21:53:49,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040379772] [2023-12-20 21:53:49,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:53:49,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 21:53:49,699 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-20 21:53:49,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1457538052] [2023-12-20 21:53:49,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:53:49,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:53:49,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 21:53:49,700 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 21:53:49,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-20 21:53:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 21:53:49,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-20 21:53:49,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 21:53:49,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-20 21:53:49,789 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 21:53:49,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 21:53:49,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040379772] [2023-12-20 21:53:49,789 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-20 21:53:49,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1457538052] [2023-12-20 21:53:49,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1457538052] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 21:53:49,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 21:53:49,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-20 21:53:49,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955866818] [2023-12-20 21:53:49,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 21:53:49,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 21:53:49,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 21:53:49,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 21:53:49,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-20 21:53:49,791 INFO L87 Difference]: Start difference. First operand 104 states and 146 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-20 21:53:49,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 21:53:49,839 INFO L93 Difference]: Finished difference Result 212 states and 297 transitions. [2023-12-20 21:53:49,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-20 21:53:49,839 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 158 [2023-12-20 21:53:49,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 21:53:49,840 INFO L225 Difference]: With dead ends: 212 [2023-12-20 21:53:49,840 INFO L226 Difference]: Without dead ends: 109 [2023-12-20 21:53:49,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-20 21:53:49,841 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 56 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-20 21:53:49,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 252 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-20 21:53:49,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-12-20 21:53:49,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 106. [2023-12-20 21:53:49,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 71 states have (on average 1.2394366197183098) internal successors, (88), 72 states have internal predecessors, (88), 30 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-20 21:53:49,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 148 transitions. [2023-12-20 21:53:49,856 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 148 transitions. Word has length 158 [2023-12-20 21:53:49,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 21:53:49,857 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 148 transitions. [2023-12-20 21:53:49,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-20 21:53:49,857 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 148 transitions. [2023-12-20 21:53:49,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-20 21:53:49,858 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 21:53:49,858 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 21:53:49,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-20 21:53:50,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:53:50,064 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 21:53:50,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 21:53:50,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1568647912, now seen corresponding path program 1 times [2023-12-20 21:53:50,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 21:53:50,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542628980] [2023-12-20 21:53:50,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:53:50,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 21:53:50,080 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-20 21:53:50,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1844074943] [2023-12-20 21:53:50,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:53:50,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:53:50,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 21:53:50,089 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 21:53:50,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-20 21:53:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 21:53:50,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 70 conjunts are in the unsatisfiable core [2023-12-20 21:53:50,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 21:54:07,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 705 proven. 360 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-20 21:54:07,626 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-20 21:54:13,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-20 21:54:13,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 21:54:13,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542628980] [2023-12-20 21:54:13,073 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-20 21:54:13,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844074943] [2023-12-20 21:54:13,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844074943] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-20 21:54:13,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 21:54:13,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [37] total 44 [2023-12-20 21:54:13,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227697882] [2023-12-20 21:54:13,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 21:54:13,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-20 21:54:13,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 21:54:13,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-20 21:54:13,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=399, Invalid=1493, Unknown=0, NotChecked=0, Total=1892 [2023-12-20 21:54:13,075 INFO L87 Difference]: Start difference. First operand 106 states and 148 transitions. Second operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-20 21:54:14,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 21:54:14,051 INFO L93 Difference]: Finished difference Result 251 states and 341 transitions. [2023-12-20 21:54:14,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-20 21:54:14,052 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 158 [2023-12-20 21:54:14,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 21:54:14,053 INFO L225 Difference]: With dead ends: 251 [2023-12-20 21:54:14,053 INFO L226 Difference]: Without dead ends: 146 [2023-12-20 21:54:14,054 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 544 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=418, Invalid=1652, Unknown=0, NotChecked=0, Total=2070 [2023-12-20 21:54:14,055 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 90 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-20 21:54:14,055 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 445 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-20 21:54:14,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-12-20 21:54:14,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 106. [2023-12-20 21:54:14,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 71 states have (on average 1.2394366197183098) internal successors, (88), 72 states have internal predecessors, (88), 30 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-20 21:54:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 148 transitions. [2023-12-20 21:54:14,070 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 148 transitions. Word has length 158 [2023-12-20 21:54:14,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 21:54:14,071 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 148 transitions. [2023-12-20 21:54:14,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-20 21:54:14,071 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 148 transitions. [2023-12-20 21:54:14,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-20 21:54:14,072 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 21:54:14,072 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 21:54:14,077 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-20 21:54:14,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:54:14,278 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 21:54:14,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 21:54:14,279 INFO L85 PathProgramCache]: Analyzing trace with hash 495562532, now seen corresponding path program 1 times [2023-12-20 21:54:14,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 21:54:14,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927118811] [2023-12-20 21:54:14,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:54:14,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 21:54:14,298 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-20 21:54:14,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1124691478] [2023-12-20 21:54:14,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:54:14,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:54:14,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 21:54:14,305 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 21:54:14,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-20 21:54:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 21:54:14,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-20 21:54:14,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 21:54:14,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 25 proven. 75 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-12-20 21:54:14,960 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-20 21:54:15,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-20 21:54:15,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 21:54:15,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927118811] [2023-12-20 21:54:15,336 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-20 21:54:15,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1124691478] [2023-12-20 21:54:15,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1124691478] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-20 21:54:15,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-20 21:54:15,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 18 [2023-12-20 21:54:15,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362063751] [2023-12-20 21:54:15,337 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-20 21:54:15,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-12-20 21:54:15,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 21:54:15,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-12-20 21:54:15,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2023-12-20 21:54:15,338 INFO L87 Difference]: Start difference. First operand 106 states and 148 transitions. Second operand has 18 states, 17 states have (on average 3.4705882352941178) internal successors, (59), 18 states have internal predecessors, (59), 4 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (52), 2 states have call predecessors, (52), 4 states have call successors, (52) [2023-12-20 21:54:16,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 21:54:16,130 INFO L93 Difference]: Finished difference Result 348 states and 486 transitions. [2023-12-20 21:54:16,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-20 21:54:16,132 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 3.4705882352941178) internal successors, (59), 18 states have internal predecessors, (59), 4 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (52), 2 states have call predecessors, (52), 4 states have call successors, (52) Word has length 158 [2023-12-20 21:54:16,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 21:54:16,137 INFO L225 Difference]: With dead ends: 348 [2023-12-20 21:54:16,137 INFO L226 Difference]: Without dead ends: 243 [2023-12-20 21:54:16,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 331 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=271, Invalid=785, Unknown=0, NotChecked=0, Total=1056 [2023-12-20 21:54:16,139 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 371 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-20 21:54:16,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 374 Invalid, 861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 741 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-20 21:54:16,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2023-12-20 21:54:16,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 162. [2023-12-20 21:54:16,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 99 states have (on average 1.1919191919191918) internal successors, (118), 100 states have internal predecessors, (118), 56 states have call successors, (56), 6 states have call predecessors, (56), 6 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2023-12-20 21:54:16,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 230 transitions. [2023-12-20 21:54:16,173 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 230 transitions. Word has length 158 [2023-12-20 21:54:16,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 21:54:16,174 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 230 transitions. [2023-12-20 21:54:16,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 3.4705882352941178) internal successors, (59), 18 states have internal predecessors, (59), 4 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (52), 2 states have call predecessors, (52), 4 states have call successors, (52) [2023-12-20 21:54:16,174 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 230 transitions. [2023-12-20 21:54:16,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-20 21:54:16,177 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 21:54:16,177 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 21:54:16,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-20 21:54:16,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:54:16,383 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 21:54:16,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 21:54:16,384 INFO L85 PathProgramCache]: Analyzing trace with hash -807967108, now seen corresponding path program 1 times [2023-12-20 21:54:16,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 21:54:16,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440790650] [2023-12-20 21:54:16,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:54:16,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 21:54:16,404 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-20 21:54:16,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1960903965] [2023-12-20 21:54:16,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 21:54:16,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 21:54:16,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 21:54:16,406 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-20 21:54:16,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-20 21:54:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-20 21:54:16,676 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-20 21:54:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-20 21:54:16,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-20 21:54:16,776 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-20 21:54:16,777 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-20 21:54:16,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-20 21:54:16,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-12-20 21:54:16,986 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 21:54:16,989 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-20 21:54:17,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.12 09:54:17 BoogieIcfgContainer [2023-12-20 21:54:17,084 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-20 21:54:17,084 INFO L158 Benchmark]: Toolchain (without parser) took 100378.67ms. Allocated memory was 315.6MB in the beginning and 1.1GB in the end (delta: 774.9MB). Free memory was 269.8MB in the beginning and 810.1MB in the end (delta: -540.3MB). Peak memory consumption was 236.1MB. Max. memory is 8.0GB. [2023-12-20 21:54:17,085 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 231.7MB. Free memory was 182.0MB in the beginning and 181.9MB in the end (delta: 156.8kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 21:54:17,085 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.22ms. Allocated memory is still 315.6MB. Free memory was 269.8MB in the beginning and 255.3MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-12-20 21:54:17,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.56ms. Allocated memory is still 315.6MB. Free memory was 255.3MB in the beginning and 251.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-20 21:54:17,085 INFO L158 Benchmark]: Boogie Preprocessor took 64.63ms. Allocated memory is still 315.6MB. Free memory was 251.3MB in the beginning and 245.7MB in the end (delta: 5.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-12-20 21:54:17,085 INFO L158 Benchmark]: RCFGBuilder took 429.72ms. Allocated memory is still 315.6MB. Free memory was 245.6MB in the beginning and 280.8MB in the end (delta: -35.2MB). Peak memory consumption was 29.3MB. Max. memory is 8.0GB. [2023-12-20 21:54:17,085 INFO L158 Benchmark]: TraceAbstraction took 99617.32ms. Allocated memory was 315.6MB in the beginning and 1.1GB in the end (delta: 774.9MB). Free memory was 279.8MB in the beginning and 810.1MB in the end (delta: -530.4MB). Peak memory consumption was 244.5MB. Max. memory is 8.0GB. [2023-12-20 21:54:17,086 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 231.7MB. Free memory was 182.0MB in the beginning and 181.9MB in the end (delta: 156.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 213.22ms. Allocated memory is still 315.6MB. Free memory was 269.8MB in the beginning and 255.3MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.56ms. Allocated memory is still 315.6MB. Free memory was 255.3MB in the beginning and 251.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 64.63ms. Allocated memory is still 315.6MB. Free memory was 251.3MB in the beginning and 245.7MB in the end (delta: 5.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 429.72ms. Allocated memory is still 315.6MB. Free memory was 245.6MB in the beginning and 280.8MB in the end (delta: -35.2MB). Peak memory consumption was 29.3MB. Max. memory is 8.0GB. * TraceAbstraction took 99617.32ms. Allocated memory was 315.6MB in the beginning and 1.1GB in the end (delta: 774.9MB). Free memory was 279.8MB in the beginning and 810.1MB in the end (delta: -530.4MB). Peak memory consumption was 244.5MB. 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwise operation at line 78. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned char var_1_5 = 128; [L24] unsigned char var_1_6 = 4; [L25] unsigned char var_1_7 = 10; [L26] unsigned char var_1_8 = 0; [L27] unsigned char var_1_9 = 1; [L28] unsigned long int var_1_10 = 0; [L29] unsigned short int var_1_11 = 4; [L30] unsigned short int var_1_12 = 54828; [L31] unsigned short int var_1_13 = 61894; [L32] unsigned short int var_1_14 = 10000; [L33] unsigned short int var_1_15 = 10000; [L34] signed short int var_1_16 = 0; [L35] signed char var_1_17 = 32; [L36] signed char var_1_18 = 64; [L37] signed char var_1_19 = 10; [L38] signed char var_1_20 = 8; [L39] signed char var_1_21 = 5; [L40] signed char var_1_22 = 2; [L41] signed char var_1_23 = 64; [L42] signed long int var_1_24 = -5; [L43] unsigned char last_1_var_1_1 = 5; [L44] unsigned char last_1_var_1_7 = 10; [L45] unsigned short int last_1_var_1_11 = 4; [L46] signed char last_1_var_1_17 = 32; [L138] isInitial = 1 [L139] FCALL initially() [L140] COND TRUE 1 [L141] CALL updateLastVariables() [L128] last_1_var_1_1 = var_1_1 [L129] last_1_var_1_7 = var_1_7 [L130] last_1_var_1_11 = var_1_11 [L131] last_1_var_1_17 = var_1_17 [L141] RET updateLastVariables() [L142] CALL updateVariables() [L87] var_1_5 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_5 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=4, var_1_7=10, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=4, var_1_7=10, var_1_8=0, var_1_9=1] [L88] RET assume_abort_if_not(var_1_5 >= 127) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=4, var_1_7=10, var_1_8=0, var_1_9=1] [L89] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=4, var_1_7=10, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=4, var_1_7=10, var_1_8=0, var_1_9=1] [L89] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=4, var_1_7=10, var_1_8=0, var_1_9=1] [L90] var_1_6 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_7=10, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_7=10, var_1_8=0, var_1_9=1] [L91] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_7=10, var_1_8=0, var_1_9=1] [L92] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=0, var_1_9=1] [L92] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=0, var_1_9=1] [L93] var_1_8 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_9=1] [L94] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_9=1] [L95] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=1] [L95] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=1] [L96] var_1_9 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1] [L97] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1] [L98] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L98] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=54828, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L99] var_1_12 = __VERIFIER_nondet_ushort() [L100] CALL assume_abort_if_not(var_1_12 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L100] RET assume_abort_if_not(var_1_12 >= 32767) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L101] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L101] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=61894, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L102] var_1_13 = __VERIFIER_nondet_ushort() [L103] CALL assume_abort_if_not(var_1_13 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L103] RET assume_abort_if_not(var_1_13 >= 32767) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L104] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L104] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=10000, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L105] var_1_14 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_14 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L106] RET assume_abort_if_not(var_1_14 >= 8191) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L107] CALL assume_abort_if_not(var_1_14 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L107] RET assume_abort_if_not(var_1_14 <= 16384) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=10000, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L108] var_1_15 = __VERIFIER_nondet_ushort() [L109] CALL assume_abort_if_not(var_1_15 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L109] RET assume_abort_if_not(var_1_15 >= 8192) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L110] CALL assume_abort_if_not(var_1_15 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L110] RET assume_abort_if_not(var_1_15 <= 16383) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=64, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L111] var_1_18 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L112] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L113] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L113] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=10, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L114] var_1_19 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L115] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L116] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L116] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=8, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L117] var_1_20 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_20 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L118] RET assume_abort_if_not(var_1_20 >= -1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L119] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L119] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=5, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L120] var_1_21 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L121] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L122] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L122] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=2, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L123] var_1_22 = __VERIFIER_nondet_char() [L124] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L124] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L125] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L125] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=0, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L142] RET updateVariables() [L143] CALL step() [L50] var_1_16 = (last_1_var_1_17 - 1) [L51] unsigned char stepLocal_2 = var_1_8; [L52] unsigned char stepLocal_1 = var_1_8; VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, stepLocal_1=1, stepLocal_2=1, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=10, var_1_8=1, var_1_9=0] [L53] COND TRUE ((var_1_6 / var_1_5) != ((((var_1_16) < (last_1_var_1_7)) ? (var_1_16) : (last_1_var_1_7)))) && stepLocal_1 [L54] var_1_7 = var_1_5 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, stepLocal_1=1, stepLocal_2=1, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=32, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] [L62] COND FALSE !(var_1_16 > ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5)))) [L65] var_1_17 = (var_1_20 - (var_1_21 + var_1_22)) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, stepLocal_1=1, stepLocal_2=1, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=0, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] [L67] signed long int stepLocal_0 = var_1_7 + var_1_16; VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, stepLocal_0=158, stepLocal_1=1, stepLocal_2=1, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=0, var_1_18=-1, var_1_19=126, var_1_1=5, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] [L68] COND TRUE last_1_var_1_1 != stepLocal_0 [L69] var_1_1 = (var_1_5 - ((((0) < (var_1_6)) ? (0) : (var_1_6)))) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, stepLocal_0=158, stepLocal_1=1, stepLocal_2=1, var_1_10=0, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=0, var_1_18=-1, var_1_19=126, var_1_1=127, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] [L71] COND TRUE ! var_1_9 [L72] var_1_10 = ((((var_1_1) < (var_1_5)) ? (var_1_1) : (var_1_5))) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, stepLocal_0=158, stepLocal_1=1, stepLocal_2=1, var_1_10=127, var_1_11=4, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=0, var_1_18=-1, var_1_19=126, var_1_1=127, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] [L74] COND TRUE \read(var_1_8) [L75] var_1_11 = (((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))) - ((var_1_14 + var_1_15) - last_1_var_1_11)) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, stepLocal_0=158, stepLocal_1=1, stepLocal_2=1, var_1_10=127, var_1_11=49155, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=0, var_1_18=-1, var_1_19=126, var_1_1=127, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=-5, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] [L77] var_1_24 = var_1_12 [L78] EXPR var_1_13 & var_1_7 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, stepLocal_0=158, stepLocal_1=1, stepLocal_2=1, var_1_10=127, var_1_11=49155, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=0, var_1_18=-1, var_1_19=126, var_1_1=127, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=65534, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] [L78] COND FALSE !(! ((var_1_13 & var_1_7) != var_1_24)) [L81] COND FALSE !(! var_1_8) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, stepLocal_0=158, stepLocal_1=1, stepLocal_2=1, var_1_10=127, var_1_11=49155, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=0, var_1_18=-1, var_1_19=126, var_1_1=127, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=65534, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] [L143] RET step() [L144] CALL, EXPR property() [L134] EXPR (((((((last_1_var_1_1 != (var_1_7 + var_1_16)) ? (var_1_1 == ((unsigned char) (var_1_5 - ((((0) < (var_1_6)) ? (0) : (var_1_6)))))) : 1) && ((((var_1_6 / var_1_5) != ((((var_1_16) < (last_1_var_1_7)) ? (var_1_16) : (last_1_var_1_7)))) && var_1_8) ? (var_1_7 == ((unsigned char) var_1_5)) : (((last_1_var_1_7 > var_1_5) || var_1_8) ? (var_1_7 == ((unsigned char) var_1_5)) : (var_1_7 == ((unsigned char) var_1_6))))) && ((! var_1_9) ? (var_1_10 == ((unsigned long int) ((((var_1_1) < (var_1_5)) ? (var_1_1) : (var_1_5))))) : 1)) && (var_1_8 ? (var_1_11 == ((unsigned short int) (((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))) - ((var_1_14 + var_1_15) - last_1_var_1_11)))) : 1)) && (var_1_16 == ((signed short int) (last_1_var_1_17 - 1)))) && ((var_1_16 > ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5)))) ? (var_1_17 == ((signed char) (var_1_18 - var_1_19))) : (var_1_17 == ((signed char) (var_1_20 - (var_1_21 + var_1_22)))))) && ((! ((var_1_13 & var_1_7) != var_1_24)) ? (var_1_23 == ((signed char) ((((var_1_20) < ((((((var_1_21 + -4)) < (var_1_22)) ? ((var_1_21 + -4)) : (var_1_22))))) ? (var_1_20) : ((((((var_1_21 + -4)) < (var_1_22)) ? ((var_1_21 + -4)) : (var_1_22)))))))) : ((! var_1_8) ? (var_1_23 == ((signed char) (var_1_22 + var_1_21))) : 1)) [L134] EXPR var_1_13 & var_1_7 [L134] EXPR (((((((last_1_var_1_1 != (var_1_7 + var_1_16)) ? (var_1_1 == ((unsigned char) (var_1_5 - ((((0) < (var_1_6)) ? (0) : (var_1_6)))))) : 1) && ((((var_1_6 / var_1_5) != ((((var_1_16) < (last_1_var_1_7)) ? (var_1_16) : (last_1_var_1_7)))) && var_1_8) ? (var_1_7 == ((unsigned char) var_1_5)) : (((last_1_var_1_7 > var_1_5) || var_1_8) ? (var_1_7 == ((unsigned char) var_1_5)) : (var_1_7 == ((unsigned char) var_1_6))))) && ((! var_1_9) ? (var_1_10 == ((unsigned long int) ((((var_1_1) < (var_1_5)) ? (var_1_1) : (var_1_5))))) : 1)) && (var_1_8 ? (var_1_11 == ((unsigned short int) (((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))) - ((var_1_14 + var_1_15) - last_1_var_1_11)))) : 1)) && (var_1_16 == ((signed short int) (last_1_var_1_17 - 1)))) && ((var_1_16 > ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5)))) ? (var_1_17 == ((signed char) (var_1_18 - var_1_19))) : (var_1_17 == ((signed char) (var_1_20 - (var_1_21 + var_1_22)))))) && ((! ((var_1_13 & var_1_7) != var_1_24)) ? (var_1_23 == ((signed char) ((((var_1_20) < ((((((var_1_21 + -4)) < (var_1_22)) ? ((var_1_21 + -4)) : (var_1_22))))) ? (var_1_20) : ((((((var_1_21 + -4)) < (var_1_22)) ? ((var_1_21 + -4)) : (var_1_22)))))))) : ((! var_1_8) ? (var_1_23 == ((signed char) (var_1_22 + var_1_21))) : 1)) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=127, var_1_11=49155, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=0, var_1_18=-1, var_1_19=126, var_1_1=127, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=65534, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] [L134-L135] return ((((((((last_1_var_1_1 != (var_1_7 + var_1_16)) ? (var_1_1 == ((unsigned char) (var_1_5 - ((((0) < (var_1_6)) ? (0) : (var_1_6)))))) : 1) && ((((var_1_6 / var_1_5) != ((((var_1_16) < (last_1_var_1_7)) ? (var_1_16) : (last_1_var_1_7)))) && var_1_8) ? (var_1_7 == ((unsigned char) var_1_5)) : (((last_1_var_1_7 > var_1_5) || var_1_8) ? (var_1_7 == ((unsigned char) var_1_5)) : (var_1_7 == ((unsigned char) var_1_6))))) && ((! var_1_9) ? (var_1_10 == ((unsigned long int) ((((var_1_1) < (var_1_5)) ? (var_1_1) : (var_1_5))))) : 1)) && (var_1_8 ? (var_1_11 == ((unsigned short int) (((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))) - ((var_1_14 + var_1_15) - last_1_var_1_11)))) : 1)) && (var_1_16 == ((signed short int) (last_1_var_1_17 - 1)))) && ((var_1_16 > ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5)))) ? (var_1_17 == ((signed char) (var_1_18 - var_1_19))) : (var_1_17 == ((signed char) (var_1_20 - (var_1_21 + var_1_22)))))) && ((! ((var_1_13 & var_1_7) != var_1_24)) ? (var_1_23 == ((signed char) ((((var_1_20) < ((((((var_1_21 + -4)) < (var_1_22)) ? ((var_1_21 + -4)) : (var_1_22))))) ? (var_1_20) : ((((((var_1_21 + -4)) < (var_1_22)) ? ((var_1_21 + -4)) : (var_1_22)))))))) : ((! var_1_8) ? (var_1_23 == ((signed char) (var_1_22 + var_1_21))) : 1))) && (var_1_24 == ((signed long int) var_1_12)) ; [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=127, var_1_11=49155, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=0, var_1_18=-1, var_1_19=126, var_1_1=127, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=65534, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=4, last_1_var_1_17=32, last_1_var_1_1=5, last_1_var_1_7=10, var_1_10=127, var_1_11=49155, var_1_12=65534, var_1_13=65534, var_1_14=8191, var_1_15=8192, var_1_16=31, var_1_17=0, var_1_18=-1, var_1_19=126, var_1_1=127, var_1_20=4, var_1_21=4, var_1_22=0, var_1_23=64, var_1_24=65534, var_1_5=127, var_1_6=126, var_1_7=127, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 99.5s, OverallIterations: 8, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1227 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1202 mSDsluCounter, 2481 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1839 mSDsCounter, 607 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1971 IncrementalHoareTripleChecker+Invalid, 2578 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 607 mSolverCounterUnsat, 642 mSDtfsCounter, 1971 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1777 GetRequests, 1637 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1115 ImplicationChecksByTransitivity, 13.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=162occurred in iteration=7, InterpolantAutomatonStates: 73, 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, 7 MinimizatonAttempts, 409 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 91.7s InterpolantComputationTime, 1423 NumberOfCodeBlocks, 1423 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1727 ConstructedInterpolants, 2 QuantifiedInterpolants, 19350 SizeOfPredicates, 112 NumberOfNonLiveVariables, 2664 ConjunctsInSsa, 147 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 13496/14300 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-20 21:54:17,209 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...