./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91502c696c3817feb6a83b9fc9ac9f8d3ae7404690c12bcf1fe920d76454d132 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 18:49:24,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 18:49:24,666 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 18:49:24,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 18:49:24,673 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 18:49:24,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 18:49:24,701 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 18:49:24,701 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 18:49:24,702 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 18:49:24,702 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 18:49:24,702 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 18:49:24,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 18:49:24,703 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 18:49:24,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 18:49:24,703 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 18:49:24,704 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 18:49:24,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 18:49:24,704 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 18:49:24,704 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 18:49:24,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 18:49:24,705 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 18:49:24,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 18:49:24,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 18:49:24,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 18:49:24,709 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 18:49:24,709 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 18:49:24,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 18:49:24,709 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 18:49:24,709 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 18:49:24,710 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 18:49:24,710 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 18:49:24,710 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 18:49:24,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:49:24,710 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 18:49:24,711 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 18:49:24,711 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 18:49:24,711 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 18:49:24,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 18:49:24,712 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 18:49:24,712 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 18:49:24,712 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 18:49:24,713 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 18:49:24,713 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91502c696c3817feb6a83b9fc9ac9f8d3ae7404690c12bcf1fe920d76454d132 [2024-11-18 18:49:24,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 18:49:25,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 18:49:25,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 18:49:25,022 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 18:49:25,023 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 18:49:25,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i [2024-11-18 18:49:26,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 18:49:26,741 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 18:49:26,742 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i [2024-11-18 18:49:26,777 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb6af1509/de938e474b274a4c9391a283fcf6876f/FLAG0a6247ecb [2024-11-18 18:49:27,005 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb6af1509/de938e474b274a4c9391a283fcf6876f [2024-11-18 18:49:27,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 18:49:27,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 18:49:27,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 18:49:27,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 18:49:27,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 18:49:27,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cf3336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27, skipping insertion in model container [2024-11-18 18:49:27,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,081 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 18:49:27,220 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i[917,930] [2024-11-18 18:49:27,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:49:27,300 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 18:49:27,309 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i[917,930] [2024-11-18 18:49:27,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:49:27,353 INFO L204 MainTranslator]: Completed translation [2024-11-18 18:49:27,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27 WrapperNode [2024-11-18 18:49:27,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 18:49:27,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 18:49:27,356 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 18:49:27,356 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 18:49:27,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,381 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,410 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 172 [2024-11-18 18:49:27,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 18:49:27,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 18:49:27,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 18:49:27,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 18:49:27,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,427 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,447 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]. [2024-11-18 18:49:27,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,466 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,468 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,474 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,480 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 18:49:27,481 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 18:49:27,481 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 18:49:27,481 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 18:49:27,482 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:49:27,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:27,526 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) [2024-11-18 18:49:27,531 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 [2024-11-18 18:49:27,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 18:49:27,577 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 18:49:27,578 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 18:49:27,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 18:49:27,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 18:49:27,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 18:49:27,696 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 18:49:27,698 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 18:49:27,980 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-18 18:49:27,980 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 18:49:28,000 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 18:49:28,000 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 18:49:28,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:49:28 BoogieIcfgContainer [2024-11-18 18:49:28,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 18:49:28,007 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 18:49:28,008 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 18:49:28,012 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 18:49:28,012 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:49:27" (1/3) ... [2024-11-18 18:49:28,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e3811f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:49:28, skipping insertion in model container [2024-11-18 18:49:28,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (2/3) ... [2024-11-18 18:49:28,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e3811f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:49:28, skipping insertion in model container [2024-11-18 18:49:28,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:49:28" (3/3) ... [2024-11-18 18:49:28,016 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-51.i [2024-11-18 18:49:28,032 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 18:49:28,033 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 18:49:28,098 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 18:49:28,105 INFO L333 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, 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;@4f751734, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 18:49:28,105 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 18:49:28,109 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-18 18:49:28,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-18 18:49:28,124 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:28,125 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:28,125 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:28,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:28,131 INFO L85 PathProgramCache]: Analyzing trace with hash 716270673, now seen corresponding path program 1 times [2024-11-18 18:49:28,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:49:28,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068579056] [2024-11-18 18:49:28,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:28,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:49:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:28,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2024-11-18 18:49:28,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:49:28,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068579056] [2024-11-18 18:49:28,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068579056] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:49:28,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790779001] [2024-11-18 18:49:28,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:28,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:49:28,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:28,579 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) [2024-11-18 18:49:28,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-18 18:49:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:28,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 18:49:28,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2024-11-18 18:49:28,875 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 18:49:28,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790779001] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:49:28,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 18:49:28,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 18:49:28,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862225409] [2024-11-18 18:49:28,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:49:28,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 18:49:28,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:49:28,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 18:49:28,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:49:28,919 INFO L87 Difference]: Start difference. First operand has 81 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-18 18:49:28,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:28,950 INFO L93 Difference]: Finished difference Result 155 states and 274 transitions. [2024-11-18 18:49:28,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 18:49:28,953 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 185 [2024-11-18 18:49:28,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:28,960 INFO L225 Difference]: With dead ends: 155 [2024-11-18 18:49:28,961 INFO L226 Difference]: Without dead ends: 77 [2024-11-18 18:49:28,965 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:49:28,968 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:49:28,969 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:49:29,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-18 18:49:29,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-18 18:49:29,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 45 states have (on average 1.288888888888889) internal successors, (58), 45 states have internal predecessors, (58), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-18 18:49:29,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 118 transitions. [2024-11-18 18:49:29,071 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 118 transitions. Word has length 185 [2024-11-18 18:49:29,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:29,071 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 118 transitions. [2024-11-18 18:49:29,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-18 18:49:29,072 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-11-18 18:49:29,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-18 18:49:29,075 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:29,075 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:29,089 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-18 18:49:29,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-18 18:49:29,280 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:29,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:29,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1809791369, now seen corresponding path program 1 times [2024-11-18 18:49:29,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:49:29,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483943356] [2024-11-18 18:49:29,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:29,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:49:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:29,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-18 18:49:29,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:49:29,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483943356] [2024-11-18 18:49:29,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483943356] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:49:29,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:49:29,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 18:49:29,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296587512] [2024-11-18 18:49:29,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:49:29,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 18:49:29,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:49:29,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 18:49:29,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 18:49:29,450 INFO L87 Difference]: Start difference. First operand 77 states and 118 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-18 18:49:29,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:29,494 INFO L93 Difference]: Finished difference Result 198 states and 302 transitions. [2024-11-18 18:49:29,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 18:49:29,495 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 185 [2024-11-18 18:49:29,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:29,498 INFO L225 Difference]: With dead ends: 198 [2024-11-18 18:49:29,500 INFO L226 Difference]: Without dead ends: 124 [2024-11-18 18:49:29,501 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 18:49:29,502 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 67 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:49:29,502 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 224 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:49:29,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-18 18:49:29,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 121. [2024-11-18 18:49:29,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 71 states have (on average 1.267605633802817) internal successors, (90), 72 states have internal predecessors, (90), 47 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (47), 46 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-18 18:49:29,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 184 transitions. [2024-11-18 18:49:29,528 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 184 transitions. Word has length 185 [2024-11-18 18:49:29,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:29,530 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 184 transitions. [2024-11-18 18:49:29,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-18 18:49:29,531 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2024-11-18 18:49:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-18 18:49:29,536 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:29,536 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:29,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 18:49:29,536 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:29,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:29,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1100180633, now seen corresponding path program 1 times [2024-11-18 18:49:29,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:49:29,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278131041] [2024-11-18 18:49:29,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:29,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:49:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:30,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 39 proven. 48 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-18 18:49:30,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:49:30,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278131041] [2024-11-18 18:49:30,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278131041] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:49:30,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782868989] [2024-11-18 18:49:30,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:30,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:49:30,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:30,087 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) [2024-11-18 18:49:30,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-18 18:49:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:30,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-18 18:49:30,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 887 proven. 48 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-18 18:49:30,402 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:49:30,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 39 proven. 48 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-18 18:49:30,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782868989] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 18:49:30,619 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 18:49:30,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-18 18:49:30,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830681403] [2024-11-18 18:49:30,620 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 18:49:30,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 18:49:30,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:49:30,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 18:49:30,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-18 18:49:30,622 INFO L87 Difference]: Start difference. First operand 121 states and 184 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 3 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2024-11-18 18:49:30,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:30,792 INFO L93 Difference]: Finished difference Result 251 states and 375 transitions. [2024-11-18 18:49:30,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 18:49:30,793 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 3 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) Word has length 186 [2024-11-18 18:49:30,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:30,797 INFO L225 Difference]: With dead ends: 251 [2024-11-18 18:49:30,797 INFO L226 Difference]: Without dead ends: 133 [2024-11-18 18:49:30,798 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 369 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-18 18:49:30,799 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 53 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:49:30,799 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 180 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:49:30,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2024-11-18 18:49:30,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 129. [2024-11-18 18:49:30,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 77 states have (on average 1.2207792207792207) internal successors, (94), 78 states have internal predecessors, (94), 47 states have call successors, (47), 4 states have call predecessors, (47), 4 states have return successors, (47), 46 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-18 18:49:30,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 188 transitions. [2024-11-18 18:49:30,815 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 188 transitions. Word has length 186 [2024-11-18 18:49:30,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:30,816 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 188 transitions. [2024-11-18 18:49:30,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 3 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2024-11-18 18:49:30,817 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 188 transitions. [2024-11-18 18:49:30,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-18 18:49:30,819 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:30,819 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:30,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-18 18:49:31,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-18 18:49:31,020 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:31,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:31,021 INFO L85 PathProgramCache]: Analyzing trace with hash 707153623, now seen corresponding path program 1 times [2024-11-18 18:49:31,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:49:31,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799634325] [2024-11-18 18:49:31,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:31,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:49:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 18:49:31,180 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 18:49:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 18:49:31,434 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 18:49:31,434 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 18:49:31,435 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 18:49:31,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 18:49:31,444 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-18 18:49:31,625 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 18:49:31,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:49:31 BoogieIcfgContainer [2024-11-18 18:49:31,630 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 18:49:31,631 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 18:49:31,631 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 18:49:31,631 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 18:49:31,632 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:49:28" (3/4) ... [2024-11-18 18:49:31,634 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 18:49:31,635 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 18:49:31,635 INFO L158 Benchmark]: Toolchain (without parser) took 4625.53ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 79.2MB in the beginning and 185.4MB in the end (delta: -106.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:49:31,635 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 151.0MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:49:31,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.76ms. Allocated memory is still 151.0MB. Free memory was 78.9MB in the beginning and 63.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-18 18:49:31,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.19ms. Allocated memory is still 151.0MB. Free memory was 63.1MB in the beginning and 60.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-18 18:49:31,636 INFO L158 Benchmark]: Boogie Preprocessor took 69.20ms. Allocated memory is still 151.0MB. Free memory was 60.2MB in the beginning and 56.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 18:49:31,637 INFO L158 Benchmark]: RCFGBuilder took 519.70ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 56.6MB in the beginning and 178.0MB in the end (delta: -121.4MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-18 18:49:31,638 INFO L158 Benchmark]: TraceAbstraction took 3623.22ms. Allocated memory is still 222.3MB. Free memory was 177.0MB in the beginning and 186.4MB in the end (delta: -9.5MB). Peak memory consumption was 117.7MB. Max. memory is 16.1GB. [2024-11-18 18:49:31,638 INFO L158 Benchmark]: Witness Printer took 3.75ms. Allocated memory is still 222.3MB. Free memory is still 185.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:49:31,639 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 151.0MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.76ms. Allocated memory is still 151.0MB. Free memory was 78.9MB in the beginning and 63.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.19ms. Allocated memory is still 151.0MB. Free memory was 63.1MB in the beginning and 60.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.20ms. Allocated memory is still 151.0MB. Free memory was 60.2MB in the beginning and 56.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 519.70ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 56.6MB in the beginning and 178.0MB in the end (delta: -121.4MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * TraceAbstraction took 3623.22ms. Allocated memory is still 222.3MB. Free memory was 177.0MB in the beginning and 186.4MB in the end (delta: -9.5MB). Peak memory consumption was 117.7MB. Max. memory is 16.1GB. * Witness Printer took 3.75ms. Allocated memory is still 222.3MB. Free memory is still 185.4MB. There was no memory consumed. Max. memory is 16.1GB. * 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 someBinaryDOUBLEComparisonOperation at line 152, overapproximation of someUnaryDOUBLEoperation at line 42. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 128; [L23] unsigned long int var_1_2 = 32; [L24] unsigned long int var_1_3 = 128; [L25] double var_1_4 = 32.3; [L26] double var_1_5 = 0.25; [L27] double var_1_6 = 500.6; [L28] unsigned char var_1_7 = 2; [L29] signed char var_1_8 = -10; [L30] signed char var_1_9 = 5; [L31] signed char var_1_10 = 4; [L32] signed char var_1_11 = 100; [L33] unsigned long int var_1_12 = 8; [L34] unsigned char var_1_13 = 0; [L35] unsigned char var_1_14 = 1; [L36] unsigned long int var_1_15 = 1114432789; [L37] unsigned long int var_1_16 = 2; [L38] double var_1_17 = 256.8; [L39] double var_1_18 = 1.25; [L40] unsigned long int var_1_19 = 16; [L41] unsigned char var_1_21 = 1; [L42] double var_1_22 = -0.5; [L43] unsigned char var_1_23 = 0; [L44] unsigned char var_1_24 = 1; VAL [isInitial=0, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_2=32, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L156] isInitial = 1 [L157] FCALL initially() [L158] COND TRUE 1 [L159] FCALL updateLastVariables() [L160] CALL updateVariables() [L101] var_1_2 = __VERIFIER_nondet_ulong() [L102] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L102] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L103] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L103] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_3=128, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L104] var_1_3 = __VERIFIER_nondet_ulong() [L105] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L105] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L106] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L106] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_4=323/10, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L107] var_1_4 = __VERIFIER_nondet_double() [L108] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L108] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_5=1/4, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L109] var_1_5 = __VERIFIER_nondet_double() [L110] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L110] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_6=2503/5, var_1_7=2, var_1_8=-10, var_1_9=5] [L111] var_1_6 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=2, var_1_8=-10, var_1_9=5] [L112] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=2, var_1_8=-10, var_1_9=5] [L113] var_1_7 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_8=-10, var_1_9=5] [L114] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_8=-10, var_1_9=5] [L115] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=5] [L115] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=5] [L116] var_1_9 = __VERIFIER_nondet_char() [L117] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L117] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L118] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L118] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L119] var_1_10 = __VERIFIER_nondet_char() [L120] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L120] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L121] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L121] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L122] var_1_11 = __VERIFIER_nondet_char() [L123] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L123] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L124] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L124] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L125] var_1_13 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L126] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L127] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L127] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L128] var_1_14 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L129] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L130] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L130] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=1114432789, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L131] var_1_15 = __VERIFIER_nondet_ulong() [L132] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L132] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L133] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L133] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=2, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L134] var_1_16 = __VERIFIER_nondet_ulong() [L135] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L135] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L136] CALL assume_abort_if_not(var_1_16 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L136] RET assume_abort_if_not(var_1_16 <= 1073741823) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L137] var_1_18 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L138] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L139] var_1_22 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L140] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L141] CALL assume_abort_if_not(var_1_22 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L141] RET assume_abort_if_not(var_1_22 != 0.0F) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L142] var_1_23 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L143] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L144] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L144] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L145] var_1_24 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L146] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L147] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L147] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_7=1, var_1_8=-10, var_1_9=126] [L160] RET updateVariables() [L161] CALL step() [L48] unsigned long int stepLocal_1 = var_1_2; [L49] unsigned long int stepLocal_0 = var_1_2; VAL [isInitial=1, stepLocal_0=33, stepLocal_1=33, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_7=1, var_1_8=-10, var_1_9=126] [L50] COND FALSE !(32u >= stepLocal_0) [L57] var_1_1 = var_1_7 VAL [isInitial=1, stepLocal_1=33, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=1, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_7=1, var_1_8=-10, var_1_9=126] [L59] COND TRUE ! (var_1_6 > var_1_5) [L60] var_1_8 = (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11) VAL [isInitial=1, stepLocal_1=33, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=1, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_7=1, var_1_8=125, var_1_9=126] [L64] unsigned char stepLocal_2 = var_1_13; VAL [isInitial=1, stepLocal_1=33, stepLocal_2=-255, var_1_10=126, var_1_11=1, var_1_12=8, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=1, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_7=1, var_1_8=125, var_1_9=126] [L65] COND TRUE stepLocal_2 && var_1_14 [L66] var_1_12 = var_1_11 VAL [isInitial=1, stepLocal_1=33, var_1_10=126, var_1_11=1, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=1, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_7=1, var_1_8=125, var_1_9=126] [L72] COND FALSE !((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) VAL [isInitial=1, stepLocal_1=33, var_1_10=126, var_1_11=1, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=1, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_7=1, var_1_8=125, var_1_9=126] [L75] unsigned char stepLocal_3 = ((((var_1_4) > (var_1_6)) ? (var_1_4) : (var_1_6))) > var_1_18; VAL [isInitial=1, stepLocal_1=33, stepLocal_3=1, var_1_10=126, var_1_11=1, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=1, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_7=1, var_1_8=125, var_1_9=126] [L76] COND TRUE var_1_14 || stepLocal_3 VAL [isInitial=1, stepLocal_1=33, var_1_10=126, var_1_11=1, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=1, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_7=1, var_1_8=125, var_1_9=126] [L77] COND TRUE var_1_18 > ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) [L78] var_1_19 = var_1_16 VAL [isInitial=1, stepLocal_1=33, var_1_10=126, var_1_11=1, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=-3221225473, var_1_1=1, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_7=1, var_1_8=125, var_1_9=126] [L85] unsigned long int stepLocal_4 = var_1_3; VAL [isInitial=1, stepLocal_1=33, stepLocal_4=4294967329, var_1_10=126, var_1_11=1, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=-3221225473, var_1_1=1, var_1_21=1, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_3=4294967329, var_1_7=1, var_1_8=125, var_1_9=126] [L86] COND FALSE !((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) [L97] var_1_21 = var_1_23 VAL [isInitial=1, stepLocal_1=33, stepLocal_4=4294967329, var_1_10=126, var_1_11=1, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=-3221225473, var_1_1=1, var_1_21=-256, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_3=4294967329, var_1_7=1, var_1_8=125, var_1_9=126] [L161] RET step() [L162] CALL, EXPR property() [L152-L153] return ((((((32u >= var_1_2) ? ((var_1_2 <= var_1_3) ? (((var_1_4 - var_1_5) >= var_1_6) ? (var_1_1 == ((unsigned char) var_1_7)) : 1) : 1) : (var_1_1 == ((unsigned char) var_1_7))) && ((! (var_1_6 > var_1_5)) ? (var_1_8 == ((signed char) (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11))) : (var_1_8 == ((signed char) -4)))) && ((var_1_13 && var_1_14) ? (var_1_12 == ((unsigned long int) var_1_11)) : (var_1_13 ? (var_1_12 == ((unsigned long int) (((((var_1_1) > ((var_1_11 + var_1_7))) ? (var_1_1) : ((var_1_11 + var_1_7)))) + (var_1_15 - var_1_16)))) : 1))) && (((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) ? (var_1_17 == ((double) var_1_18)) : 1)) && ((var_1_14 || (((((var_1_4) > (var_1_6)) ? (var_1_4) : (var_1_6))) > var_1_18)) ? ((var_1_18 > ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) ? (var_1_19 == ((unsigned long int) var_1_16)) : (var_1_19 == ((unsigned long int) var_1_11))) : (var_1_19 == ((unsigned long int) var_1_16)))) && (((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) ? (var_1_13 ? ((var_1_2 < var_1_3) ? (var_1_21 == ((unsigned char) (! var_1_23))) : (var_1_21 == ((unsigned char) var_1_24))) : (var_1_21 == ((unsigned char) var_1_23))) : (var_1_21 == ((unsigned char) var_1_23))) ; VAL [\result=0, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=-3221225473, var_1_1=1, var_1_21=-256, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_3=4294967329, var_1_7=1, var_1_8=125, var_1_9=126] [L162] RET, EXPR property() [L162] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=-3221225473, var_1_1=1, var_1_21=-256, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_3=4294967329, var_1_7=1, var_1_8=125, var_1_9=126] [L19] reach_error() VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=13835058056355905535U, var_1_16=-3221225473, var_1_17=1284/5, var_1_19=-3221225473, var_1_1=1, var_1_21=-256, var_1_23=-256, var_1_24=1, var_1_2=33, var_1_3=4294967329, var_1_7=1, var_1_8=125, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 4, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 133 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 120 mSDsluCounter, 522 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 209 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 180 IncrementalHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 313 mSDtfsCounter, 180 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 567 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=3, InterpolantAutomatonStates: 13, 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, 3 MinimizatonAttempts, 7 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1113 NumberOfCodeBlocks, 1113 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1107 ConstructedInterpolants, 0 QuantifiedInterpolants, 1536 SizeOfPredicates, 3 NumberOfNonLiveVariables, 810 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 10238/10440 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 [2024-11-18 18:49:31,675 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91502c696c3817feb6a83b9fc9ac9f8d3ae7404690c12bcf1fe920d76454d132 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 18:49:33,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 18:49:33,908 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 18:49:33,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 18:49:33,912 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 18:49:33,936 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 18:49:33,939 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 18:49:33,940 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 18:49:33,940 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 18:49:33,940 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 18:49:33,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 18:49:33,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 18:49:33,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 18:49:33,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 18:49:33,943 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 18:49:33,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 18:49:33,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 18:49:33,944 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 18:49:33,944 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 18:49:33,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 18:49:33,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 18:49:33,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 18:49:33,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 18:49:33,948 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 18:49:33,948 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 18:49:33,948 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 18:49:33,949 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 18:49:33,949 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 18:49:33,949 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 18:49:33,949 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 18:49:33,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 18:49:33,949 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 18:49:33,950 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 18:49:33,950 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 18:49:33,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:49:33,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 18:49:33,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 18:49:33,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 18:49:33,961 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 18:49:33,963 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 18:49:33,963 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 18:49:33,963 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 18:49:33,963 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 18:49:33,963 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 18:49:33,964 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91502c696c3817feb6a83b9fc9ac9f8d3ae7404690c12bcf1fe920d76454d132 [2024-11-18 18:49:34,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 18:49:34,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 18:49:34,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 18:49:34,295 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 18:49:34,295 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 18:49:34,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i [2024-11-18 18:49:35,839 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 18:49:36,053 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 18:49:36,054 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i [2024-11-18 18:49:36,062 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca6bd2cf/e8ff8230807442bda80bd307f1e0ddef/FLAG9f401987c [2024-11-18 18:49:36,078 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca6bd2cf/e8ff8230807442bda80bd307f1e0ddef [2024-11-18 18:49:36,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 18:49:36,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 18:49:36,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 18:49:36,084 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 18:49:36,092 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 18:49:36,093 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d524ad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36, skipping insertion in model container [2024-11-18 18:49:36,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 18:49:36,314 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i[917,930] [2024-11-18 18:49:36,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:49:36,378 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 18:49:36,386 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-51.i[917,930] [2024-11-18 18:49:36,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:49:36,426 INFO L204 MainTranslator]: Completed translation [2024-11-18 18:49:36,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36 WrapperNode [2024-11-18 18:49:36,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 18:49:36,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 18:49:36,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 18:49:36,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 18:49:36,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,474 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 169 [2024-11-18 18:49:36,478 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 18:49:36,479 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 18:49:36,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 18:49:36,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 18:49:36,488 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,492 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,508 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]. [2024-11-18 18:49:36,511 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,511 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,523 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 18:49:36,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 18:49:36,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 18:49:36,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 18:49:36,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (1/1) ... [2024-11-18 18:49:36,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:49:36,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:36,568 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) [2024-11-18 18:49:36,572 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 [2024-11-18 18:49:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 18:49:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 18:49:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 18:49:36,610 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 18:49:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 18:49:36,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 18:49:36,695 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 18:49:36,698 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 18:49:48,234 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-18 18:49:48,234 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 18:49:48,245 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 18:49:48,245 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 18:49:48,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:49:48 BoogieIcfgContainer [2024-11-18 18:49:48,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 18:49:48,247 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 18:49:48,247 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 18:49:48,250 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 18:49:48,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:49:36" (1/3) ... [2024-11-18 18:49:48,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a94101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:49:48, skipping insertion in model container [2024-11-18 18:49:48,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:36" (2/3) ... [2024-11-18 18:49:48,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a94101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:49:48, skipping insertion in model container [2024-11-18 18:49:48,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:49:48" (3/3) ... [2024-11-18 18:49:48,252 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-51.i [2024-11-18 18:49:48,265 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 18:49:48,266 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 18:49:48,313 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 18:49:48,318 INFO L333 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, 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;@61415c35, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 18:49:48,318 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 18:49:48,322 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-18 18:49:48,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-18 18:49:48,334 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:48,335 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:48,335 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:48,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:48,340 INFO L85 PathProgramCache]: Analyzing trace with hash 716270673, now seen corresponding path program 1 times [2024-11-18 18:49:48,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:49:48,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [648848661] [2024-11-18 18:49:48,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:48,352 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:49:48,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:49:48,355 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:49:48,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 18:49:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:49,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 18:49:49,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:49,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 538 proven. 0 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2024-11-18 18:49:49,280 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 18:49:49,280 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:49:49,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [648848661] [2024-11-18 18:49:49,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [648848661] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:49:49,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:49:49,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 18:49:49,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052752983] [2024-11-18 18:49:49,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:49:49,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 18:49:49,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:49:49,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 18:49:49,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:49:49,305 INFO L87 Difference]: Start difference. First operand has 81 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-18 18:49:49,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:49,351 INFO L93 Difference]: Finished difference Result 155 states and 274 transitions. [2024-11-18 18:49:49,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 18:49:49,353 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 185 [2024-11-18 18:49:49,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:49,359 INFO L225 Difference]: With dead ends: 155 [2024-11-18 18:49:49,359 INFO L226 Difference]: Without dead ends: 77 [2024-11-18 18:49:49,362 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:49:49,365 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:49:49,365 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:49:49,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-18 18:49:49,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-18 18:49:49,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 45 states have (on average 1.288888888888889) internal successors, (58), 45 states have internal predecessors, (58), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-18 18:49:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 118 transitions. [2024-11-18 18:49:49,400 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 118 transitions. Word has length 185 [2024-11-18 18:49:49,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:49,400 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 118 transitions. [2024-11-18 18:49:49,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-18 18:49:49,401 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-11-18 18:49:49,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-18 18:49:49,403 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:49,403 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:49,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 18:49:49,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:49:49,608 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:49,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:49,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1809791369, now seen corresponding path program 1 times [2024-11-18 18:49:49,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:49:49,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1864477625] [2024-11-18 18:49:49,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:49,611 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:49:49,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:49:49,614 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:49:49,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 18:49:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:50,384 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 18:49:50,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:53,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 887 proven. 48 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-18 18:49:53,075 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:49:53,420 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:49:53,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1864477625] [2024-11-18 18:49:53,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1864477625] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:49:53,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1946657420] [2024-11-18 18:49:53,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:53,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 18:49:53,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 18:49:53,441 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 18:49:53,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-18 18:49:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:53,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 18:49:53,816 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:53,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-18 18:49:53,996 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 18:49:53,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1946657420] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:49:53,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 18:49:53,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-11-18 18:49:54,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630251628] [2024-11-18 18:49:54,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:49:54,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 18:49:54,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:49:54,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 18:49:54,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:49:54,004 INFO L87 Difference]: Start difference. First operand 77 states and 118 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-18 18:49:58,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 18:50:02,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 18:50:02,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:50:02,627 INFO L93 Difference]: Finished difference Result 198 states and 302 transitions. [2024-11-18 18:50:02,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 18:50:02,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 185 [2024-11-18 18:50:02,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:50:02,726 INFO L225 Difference]: With dead ends: 198 [2024-11-18 18:50:02,726 INFO L226 Difference]: Without dead ends: 124 [2024-11-18 18:50:02,727 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 378 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:50:02,728 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 67 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-18 18:50:02,728 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 224 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-11-18 18:50:02,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-18 18:50:02,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 121. [2024-11-18 18:50:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 71 states have (on average 1.267605633802817) internal successors, (90), 72 states have internal predecessors, (90), 47 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (47), 46 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-18 18:50:02,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 184 transitions. [2024-11-18 18:50:02,744 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 184 transitions. Word has length 185 [2024-11-18 18:50:02,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:50:02,745 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 184 transitions. [2024-11-18 18:50:02,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-18 18:50:02,745 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2024-11-18 18:50:02,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-18 18:50:02,747 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:50:02,748 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:50:02,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-18 18:50:02,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-18 18:50:03,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:50:03,154 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:50:03,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:50:03,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1100180633, now seen corresponding path program 1 times [2024-11-18 18:50:03,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:50:03,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1699209911] [2024-11-18 18:50:03,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:50:03,156 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:50:03,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:50:03,160 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:50:03,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-18 18:50:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:50:03,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 18:50:03,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:50:08,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 887 proven. 48 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-18 18:50:08,199 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:50:08,760 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:50:08,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1699209911] [2024-11-18 18:50:08,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1699209911] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:50:08,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1653709843] [2024-11-18 18:50:08,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:50:08,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 18:50:08,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 18:50:08,764 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 18:50:08,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-18 18:50:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:50:10,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-18 18:50:10,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:50:14,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 887 proven. 48 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-18 18:50:14,054 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:50:14,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1653709843] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:50:14,458 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 18:50:14,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2024-11-18 18:50:14,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50606874] [2024-11-18 18:50:14,458 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 18:50:14,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:50:14,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:50:14,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:50:14,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:50:14,460 INFO L87 Difference]: Start difference. First operand 121 states and 184 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-18 18:50:22,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 18:50:26,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 18:50:30,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 18:50:30,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:50:30,376 INFO L93 Difference]: Finished difference Result 251 states and 375 transitions. [2024-11-18 18:50:30,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 18:50:30,464 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 186 [2024-11-18 18:50:30,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:50:30,468 INFO L225 Difference]: With dead ends: 251 [2024-11-18 18:50:30,468 INFO L226 Difference]: Without dead ends: 133 [2024-11-18 18:50:30,471 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 399 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-18 18:50:30,471 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 53 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2024-11-18 18:50:30,472 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 178 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 163 Invalid, 3 Unknown, 0 Unchecked, 15.4s Time] [2024-11-18 18:50:30,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2024-11-18 18:50:30,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 129. [2024-11-18 18:50:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 77 states have (on average 1.2207792207792207) internal successors, (94), 78 states have internal predecessors, (94), 47 states have call successors, (47), 4 states have call predecessors, (47), 4 states have return successors, (47), 46 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-18 18:50:30,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 188 transitions. [2024-11-18 18:50:30,497 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 188 transitions. Word has length 186 [2024-11-18 18:50:30,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:50:30,498 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 188 transitions. [2024-11-18 18:50:30,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-18 18:50:30,498 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 188 transitions. [2024-11-18 18:50:30,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-18 18:50:30,503 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:50:30,503 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:50:30,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-18 18:50:30,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-18 18:50:30,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-18 18:50:30,909 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:50:30,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:50:30,909 INFO L85 PathProgramCache]: Analyzing trace with hash 707153623, now seen corresponding path program 1 times [2024-11-18 18:50:30,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:50:30,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [229576364] [2024-11-18 18:50:30,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:50:30,910 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:50:30,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:50:30,918 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:50:30,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-18 18:50:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:50:31,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-18 18:50:31,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:50:56,223 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-18 18:51:04,703 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)